DISPLAYTITLE pToluenesulfonicacid Chembox Verifiedfields changed Watchedfields changed verifiedrevid 408786402 Name pToluenesulfonicacid Reference ref Merck Index , 11th Edition, 9459 . ref ImageFile Ref chemboximage correct ?? ImageFile Tosic acid.png ImageSize 200px ImageName PToluenesulfonicacid ImageFile1 Tosic acid 3D balls.png ImageSize1 200px IUPACName 4 methylbenzenesulfonic acid OtherNames Tosylic acid br tosic acid br PTSA Section1 Chembox Identifiers ChemSpiderID Ref chemspidercite ... OtherFunctn Benzenesulfonic acid br Sulfanilic acid OtherCpds pToluenesulfonicacid PTSA or tosylic acid TsOH is an organic compound with the formula methyl group CH sub 3 sub benzene C sub 6 sub H sub 4 sub Sulfonic acid SO sub 3 sub H . It is a white solid that is soluble in water, alcohol s, and other ... by reduction allows for the deoxygenation of alcohols. Reactions pToluenesulfonicacid may be converted to ptoluenesulfonic anhydride ptoluenesulfonic anhydride by heating with phosphorus pentoxide . ref OrgSynth title pToluenesulfonic Anhydride collvol 4 collvolpages 940 year 1963 author L. Field ... DEFAULTSORT ToluenesulfonicAcid, P Category Benzenesulfonic acids Category Reagents for organic ... Toluenesulfonicacid finds use in organic synthesis as an organic soluble acid catalyst. Examples ... 1.24 g cm sup 3 sup Solubility 67 g 100 mL pKa 2.8 water , ref Guthrie, J. P. Hydrolysis of esters ... to the mono hydrate , TsOH sup . sup H sub 2 sub O. TsOH is a strong organic acid , about a million times stronger than benzoic acid . It is one of the few strong acids that is solid and, hence, conveniently weighed. Also, unlike some strong mineral acids especially nitric acid , sulfuric acid , and perchloric acid , TsOH is non oxidizing. Preparation and handling TsOH is prepared on an industrial ... include benzenesulfonic acid and sulfuric acid. Impurities can be removed by recrystallization from ... 2004 collvol 10 collvolpages 577 prep v77p0236 ref Esterification of carboxylic acid s. ref OrgSynth ... more details
DISPLAYTITLE p Anisic acid chembox Name p Anisic acid Reference ref Merck Index , 11th Edition, 696 ref ImageFile 4 Methoxybenzoic acid.svg ImageSize 100px ImageName 4 Methoxybenzoic acid IUPACName 4 Methoxybenzoic acid OtherNames Draconic acid Section1 Chembox Identifiers CASNo Ref cascite CASNo 100 09 4 ChemSpiderID 10181338 ChEMBL 21932 ChEMBL2 1762657 PubChem 7478 SMILES O C O C1 CC C OC C C1 Section2 Chembox Properties C 8 H 8 O 3 Density 1.385 g cm MeltingPt 184 C Sublimation phase transition subl. BoilingPt 275 280 C Solubility 1 part per 2500 p Anisic acid , also known as 4 methoxybenzoic acid or draconic acid , is one of the isomer s of anisic acid. The term anisic acid often refers to this form specifically. p Anisic acid is found naturally in anise . It is a white crystalline solid which is insoluble in water and soluble in alcohols, ether, and ethyl acetate. p Anisic acid has antiseptic properties. It is also used as an intermediate in the preparation of more complex organic compounds. It is generally obtained by the oxidative cleavage oxidation of anethole . See also Methyl anisate , the methyl ester of p anisic acid References reflist DEFAULTSORT Anisic acid, p Category Benzoic acids Category Phenol ethers de Aniss ure nl 4 methoxybenzo zuur pl Kwas any owy ru 4 ... more details
DISPLAYTITLE p Toluic acid chembox Watchedfields changed verifiedrevid 409731678 Name p Toluic acid ImageFile 4 toluic acid.svg ImageSize 80px ImageName 4 Methylbenzoic acid IUPACName 4 Methylbenzoic acid OtherNames para toluic acid br p toluic acid br para methylbenzoic acid br p methylbenzoic acid br toluene 4 carboxylic acid br crithminic acid Section1 Chembox Identifiers ChemSpiderID Ref chemspidercite correct chemspider ChemSpiderID 7190 KEGG Ref keggcite correct kegg KEGG C01454 InChI 1 C8H8O2 c1 6 2 4 7 5 3 6 8 9 10 h2 5H,1H3, H,9,10 InChIKey LPNBBFKOUUSUDB UHFFFAOYAB ChEMBL Ref ebicite correct EBI ChEMBL 21708 StdInChI Ref stdinchicite correct chemspider StdInChI 1S C8H8O2 c1 6 2 4 7 5 3 6 8 9 10 h2 5H,1H3, H,9,10 StdInChIKey Ref stdinchicite correct chemspider StdInChIKey LPNBBFKOUUSUDB UHFFFAOYSA N CASNo Ref cascite correct CAS CASNo 99 94 5 EINECS 202 803 3 SMILES O C O c1ccc cc1 C Section2 Chembox Properties C 8 H 8 O 2 Appearance Crystalline solid MeltingPtCL 180 MeltingPtCH 181 Melting notes ref name Merck Merck Index , 12th Edition, 9673 ref BoilingPtCL 274 BoilingPtCL 275 Boiling notes ref name Merck Solubility Sparingly soluble in hot water Density Section4 Chembox Thermochemistry DeltaHf 429 kJ mol DeltaHc 3862 kJ mol p Toluic acid 4 methylbenzoic acid is a substituted benzoic acid with the formula CH sub 3 sub C sub 6 sub H sub 4 sub COOH. It is an intermediate in some industrial processes for the oxidation of p Xylene p xylene to terephthalic acid which is used in the manufacture of polyethylene terephthalate . It is a white crystalline solid that is practically insoluble in water, but soluble in acetone . See also o Toluic acid o Toluic acid m Toluic acid m Toluic acid References reflist DEFAULTSORT Toluic acid, p Category Benzoic acids aromatic stub de Toluyls uren fa lv Toluilsk bes pt cido toluico ... more details
Orphan date April 2011 cleanup date March 2011 N p amylcinnamoyl anthranilic acid ACA is a modulator of various ion channel s in the heart . N p amylcinnamoyl anthranilic acid is an effective reversible inhibitor of calcium activated chloride channel s and, to a lesser extent, cAMP activated chloride channels, without affecting L type calcium channel s. ref name Gwanyana Gwanyanya A, Macianskiene R, Bito V, Sipido KR, Vereecke J, Mubagwa K. Inhibition of the calcium activated chloride current in cardiac ventricular myocytes by N p amylcinnamoyl anthranilic acid ACA . Biochem Biophys Res Commun 2010 402 531 536. ref Calcium activated chloride channels are believed to be involved in developing arrhythmia. ref name Gwanyana ref name Verkerk Verkerk A, Veldkamp M, Bouman L, van Ginneken A. Calcium Activated Cl Current Contributes to Delayed Afterdepolarizations in Single Purkinje and Ventricular Myocytes. Circulation 2000 101 2639 2644. ref Arrhythmia Arrhythmia is a cardiac disease which is characterized by an irregular heartbeat. Some forms of arrhythmia are dangerous and life threatening, while others are comparably minor. Heart cells cardiac myocyte s contract due to an increase in the charge across the membrane depolarization , which generates an action potential . Irregular contractions can cause arrhythmia to occur. ref name Verkerk ref name Guyton Guyton A, Hall J. Textbook of Medical Physiology, Tenth Ed. Philadelphia, PA W.B. Saunders Company, 2000. ref Calcium activated chloride channels The calcium activated chloride channel is present in cardiac myocytes of many species, such as rabbit ref name Zygmunt1 Zygmunt AC, Gibbons WR. Calcium activated chloride current in rabbit ventricular myocytes. Circ Res 1991 68 424 437. ref ref name Sipido Sipido KR, Callewaert G, Carmeliet E. Ca2 i transients and Ca2 i dependent chloride current in single Purkinje cells from rabbit ... here automatically Reflist Categories DEFAULTSORT N P Amylcinnamoyl Anthranilic Acid Category ... more details
Other uses Acid disambiguation Refimprove date March 2008 Expert subject Computer science date August 2009 In computer science , ACID Atomicity database systems atomicity , Consistency database systems consistency , Isolation database systems isolation , Durability database systems durability is a set of properties that guarantee that database transaction s are processed reliably. In the context of database s, a single logical operation on the data is called a transaction. For example, a transfer of funds from one bank account to another, even though that might involve multiple changes such as debiting one account and crediting another , is a single transaction. Jim Gray computer scientist Jim Gray defined these properties of a reliable transaction system in the late 1970s and developed technologies to automatically achieve them. ref cite web url http www.microsoft.com presspass features ... no ref In 1983, Andreas Reuter and Theo H rder coined the acronym ACID to describe them. ref cite ..., isolation, and durability ACID , describe the major highlights of the transaction paradigm, which has influenced many aspects of development in database systems. p. 290 doi 10.1145 289.291 ref Characteristics ..., since their sequence, and hence the outcome, might be unpredictable. This property of ACID ... The following examples are used to further explain the ACID properties. In these examples, the database ... locking to provide ACID capabilities. Locking means that the transaction marks the data that it accesses ... the isolation property, namely snapshot isolation . Distributed transactions Guaranteeing ACID properties ... 1 55860 190 2. refend Databases DEFAULTSORT Acid Category Database management systems Category Transaction processing Category Concurrency control ar ACID ca ACID da ACID Transaktion de ACID fr Propri t s ACID el ACID es ACID ko ACID it ACID he ACID hu ACID nl ACID ja ACID pl ACID pt ACID ru ACID simple ACID fi ACID ta , , , uk ACID vi ACID zh ACID ... more details
Infobox Single See Wikipedia WikiProject Songs Name This Is Acid Cover Cover size Caption Artist Maurice Joshua Maurice with Hot Hands Hula from Album A side B side Released 1988 Format Gramophone record 12 Recorded 1987 citation needed date February 2011 Genre Electronic dance music Electronica Acid House Length 4 38 Radio edit version ref It was the Les Adams K&T Remix that was the hit the radio edit of this mix was 4 38 and the 12 version was 6 22. ref Label A&M Records Vendetta A&M Records Writer Hula Mahone , Lidell Townsell Producer Hot Hands Hula, Les Adams Certification Last single This single Next single Misc This Is Acid , also known by its full title, This Is Acid A New Dance Craze , is the name of a 1 Billboard magazine Billboard Hot Dance Club Play chart single by Chicago house music DJ and producer Maurice Joshua , who recorded the track under his first name Maurice. It reached the top spot in April 1989 and stayed there for two weeks. ref Joel Whitburn Whitburn, Joel 2004 . Hot Dance Disco 1974 2003 , Record Research Inc. ref The song contains spoken lyrics performed by male singer Hot Hands Hula Mahone. The lyrics introduce the listener to the acid house sound. Versions ... cite web url http www.discogs.com Maurice This Is Acid master 85253 title This Is Acid master release .... Legacy This Is Acid A New Dance Craze was Joshua s only hit single, but he did go on to be a Grammy Award winning producer and remixer. This Is Acid was cover version covered by Germany German ... Records TX169 A1 I Gotta Big Dick 6 20 A2 I Gotta Big Dick Instrumental 5 23 B1 This Is Acid 4 56 B2 Feel the Mood 4 15 12 Maxi US on Maurice This Is Acid A New Dance Craze Vendetta Records VE 7016 A1 This Is Acid A New Dance Craze S & T Mix 7 22 A2 This Is Acid A New Dance Craze Deep Dub 5 58 B This Is Acid ... Hot Dance Club Songs number one singles Category Acid house songs Category Electronic songs Category House music songs Category Spoken word Category Techno songs it This Is Acid ... more details
, J. P. Hydrolysis of esters of oxy acids pKa values for strong acids. Can. J. Chem . 1978 , 56 , 2342 ... ME methanesulfonic acid.html Oxford MSDS Methanesulfonic acid is a colorless liquid with the chemical ... chemistry Salts and ester s of methanesulfonic acid are known as mesylate s. Methanesulfonic acid is used as an acid catalyst in organic reactions because it is non volatile, strong acid that is soluble in organic solvents. Methanesulfonic acid is convenient for industrial applications because it is liquid at ambient temperature, while the closely related pToluenesulfonicacidptoluenesulfonicacid PTSA is solid. However, in a laboratory setting, solid PTSA is more convenient. Methanesulfonic acid may be considered an intermediate compound between sulfuric acid H sub 2 sub SO sub 4 sub , and methylsulfonylmethane ... breaking down the SO sub 2 sub group. Methanesulfonic acid can be used in the generation of borane BH sub 3 sub . By reacting methanesulfonic acid with Sodium borohydride NaBH sub 4 sub in an aprotic ... Approach to the Development and Understanding of the Borane Reduction of a Carboxylic Acid year 2004 ... more details
chembox verifiedrevid 448800469 ImageFile Sulfanilic acid 2D skeletal.png ImageSize 220px ImageName Skeletal formula of sulfanilic acid ImageFile1 Sulfanilic acid zwitterion 3D balls A.png ImageSize1 210px ImageName1 Ball and stick model of sulfanilic acid IUPACName p aminobenzenesulphonic acid OtherNames Sulphanilic acid Section1 Chembox Identifiers Abbreviations CASNo Ref cascite correct CAS CASNo 121 57 3 EINECS PubChem 8479 SMILES C1 CC CC C1N S O O O InChI InChI 1 C6H7NO3S c7 5 br 1 3 6 4 2 5 11 8,9 10 h1 4H, br 7H2, H,8,9,10 f h8H InChI 1 C6H7NO3S c7 5 1 3 6 4 2 5 11 8,9 10 h1 4H,7H2, H,8,9,10 f h8H RTECS MeSHName ChEBI Ref ebicite correct EBI ChEBI KEGG Ref keggcite correct kegg KEGG Section2 Chembox Properties Formula C sub 6 sub H sub 7 sub NO sub 3 sub S MolarMass 173.19 Appearance Density 1.485 MeltingPtC 288 BoilingPt Solubility 20 g l pKa pKb Section8 Chembox Related OtherFunctn Benzenesulfonic acid br pToluenesulfonicacid Function sulfonic acids Sulfanilic acid 4 aminobenzene sulfonic acid is a grey crystalline solid produced from aromatic sulfonation sulfonation of aniline . ref name DOC Sulphanilic acid . A Dictionary of Chemistry . Oxford University Press, 2000. Oxford Reference Online. Oxford University Press. ref File Amino Sulfonic Acid Synthesis V.1.svg thumb 360px left Synthesis of sulfanilic acid from aniline and sulfuric acid. ref name Hauptmann Siegfried Hauptmann Organische Chemie , 2nd Edition, VEB Deutscher Verlag f r Grundstoffindustrie, Leipzig, 1985, p. 511, ISBN 3 342 00280 8. ref It readily forms diazo compounds and is used to make dyes and Sulfonamide medicine sulpha drugs . ref name DOC Sulphanilic acid exists as a zwitterion , and has an unusually high melting point . It is used as a standard in combustion analysis . References references Category Benzenesulfonic acids Category Anilines ar de Sulfanils ure fa it Acido solfanilico nl Sulfanilzuur pl Kwas sulfanilowy pt cido sulfan lico ru ... more details
refimprove date April 2009 Acids and bases An organic acid is an organic compound with acid ic properties. The most common organic acids are the carboxylic acid s, whose acidity is associated with their carboxyl group COOH. Sulfonic acid s, containing the group SO sub 2 sub OH, are relatively stronger ... stability of the conjugate base of the acid determines its acidity. Other groups can also confer ... common examples include Lactic acid Acetic acid Formic acid Citric acid Oxalic acid Uric acid Characteristics ... the strong mineral acid s do. Lower molecular mass organic acids such as formic acid formic and lactic acid s are miscibility miscible in water, but higher molecular mass organic acids, such as benzoic acid , are insoluble in molecular neutral form. On the other hand, most organic acids are very soluble in organic solvents. pToluenesulfonicacidpToluenesulfonicacid is a comparatively strong acid used in organic chemistry often because it is able to dissolve in the organic reaction solvent ... the polarity of the compound. Applications Simple organic acids like formic acid formic or acetic acid acetic acids are used for oil and gas well stimulation treatments. These organic acids are much less reactive with metals than are strong mineral acids like hydrochloric acid HCl or mixtures of HCl and hydrofluoric acid HF . For this reason, organic acids are used at high temperatures or when long contact times between acid and pipe are needed. Citation needed date March 2008 The conjugate base s of organic acids such as citric acid citrate and Lactic acid lactate are often used in biologically ... acid small L small lactic , citric acid citric , and D glucuronic acid small D small glucuronic acids that contain hydroxyl or carboxyl group s. Human blood and urine contain these plus organic acid ... to right carboxylic acid , sulfonic acid . The acidic hydrogen in each molecule is colored red. Application ... to inhibit the growth of bacteria, compared to undissociated acids. Lactic acid and its salts ... more details
Aminobenzoic acid a benzoic acid with an amino group can refer to Para Aminobenzoic acid para Aminobenzoic acidp aminobenzoic acid or 4 aminobenzoic acid 3 Aminobenzoic acid m aminobenzoic acid Anthranilic acid 2 aminobenzoic acid, o aminobenzoic acid disambig pl Kwas aminobenzoesowy ... more details
examples are methanesulfonic acid , CH sub 3 sub SO sub 2 sub OH and PToluenesulfonicacidptoluenesulfonic ... pollutant. File Tosic acid.png Toluenesulfonicacid , a widely used reagent in organic synthesis. File Nafion structure.png Nafion , a polymeric sulfonic acid useful in fuel cell s. File Sodium dodecylbenzenesulfonate.png ... group in them for this reason. Cresidinesulfonic acidp Cresidinesulfonic acid is used to make ...Image Sulfonic acid.svg 150px thumb General structure of sulfonic acid. R can also be equal to H. A sulfonic acid sulphonic acid refers to a member of the class of organosulfur compounds with the general ... &ndash OH group a sulfonyl hydroxide. ref name March A sulfonic acid can be thought of as sulfuric acid with one hydroxyl group replaced by an organic substituent . The parent compound with the organic substituent replaced by hydrogen is the hypothetical compound sulfurous acid . Salt chemistry Salt s or ester s of sulfonic acids are called sulfonate s. Preparation Sulfonic acid is produced by the process ... acid are prepared by electrophilic fluorination of preformed sulfonic acids ... 2 sub C sub 8 sub F sub 17 sub SO sub 3 sub H 17 HF File Methanesulfonic acid 3D balls.png thumb right 180px Ball and stick model of methanesulfonic acid. Properties Sulfonic acids are much stronger acids than the corresponding carboxyl ic acids. pToluenesulfonicacid , with a pK sub a sub of 2.8, is about a million times stronger acid than benzoic acid , with a pK sub a sub of 4.2. Similarly, methanesulfonic acid, pK sub a sub 1.9, is also about one million times stronger acid than acetic acid ... by the prototype, methanesulfonic acid . The sulfonic acid group, RSO sub 2 sub OH features ... carbon. The overall geometry of the sulfur centre is reminiscent of the shape of sulfuric acid . gallery ... Taurine.svg Taurine , a bile acid , and one of the few naturally occurring sulfonic acids shown ..., soap s are the popular surfactants, being derived from fatty acid s. Since the mid 20th century ... more details
Sulfanilic acid br pToluenesulfonicacid Function sulfonic acids Benzenesulfonic acid is an organosulfur ...Chembox verifiedrevid 439470812 Name Benzenesulfonic acid Reference ref http www.sigmaaldrich.com catalog ProductDetail.do?lang en&N4 12635 ALDRICH&N5 SEARCH CONCAT PNO BRAND KEY&F SPEC Benzenesulfonic acid , Sigma Aldrich ref ImageFileL1 Benzenesulfonic acid 2D skeletal.png ImageSizeL1 120px ImageNameL1 Structural formula of benzenesulfonic acid ImageFileR1 Benzenesulfonic acid 3D balls B.png ImageSizeR1 120px ImageNameR1 Ball and stick model IUPACName OtherNames Benzene sulphonic acid Benzenesulphonic acid Phenylsulfonic acid Abbreviations Section1 Chembox Identifiers ChemSpiderID Ref chemspidercite correct chemspider ChemSpiderID 7093 UNII Ref fdacite correct FDA UNII 685928Z18A InChI 1 C6H6O3S ... Solvent other solvents pKa 2.8 ref Guthrie, J. P. Hydrolysis of esters of oxy acids pKa values for strong ... aromatic sulfonic acid . It forms colorless deliquescent sheet crystals or a white waxy solid ... is strong acid strongly acidic . Preparation Benzenesulfonic acid is prepared from the aromatic sulfonation sulfonation of benzene using concentrated sulfuric acid File Synthesis Benzenesulfonic acid.svg ... 2005, Wiley VCH, Weinheim. DOI 10.1002 14356007.a03 507 ref Reactions Benzenesulfonic acid exhibits the reactions typical of other aromatic sulfonic acid s, forming sulfonamides, sulfonyl chloride ... benzenesulfonic acid anhydride C sub 6 sub H sub 5 sub SO sub 2 sub sub 2 sub O . Conversion to the corresponding ... pentachloride . It is a strong acid, being dissociated in water. Applications The alkali metal salt of benzenesulfonic acid was once widely used in the production of phenol C sub 6 sub H sub ... process , which generates less waste. Benzenesulfonic acid is mainly consumed by conversion to other ... acid and are known as besylates or besilates. References reflist DEFAULTSORT Benzenesulfonic Acid Category Benzenesulfonates Category Benzenesulfonic acids de Benzolsulfons ure fr Acide benz nesulfonique ... more details
, pK sub a1 sub 3 ref name Housecroft pToluenesulfonicacid pK sub a sub 2.8 Organic soluble strong ... solution than hydronium ion, so strong acids are acids with a acid dissociation constant p K sub ... acid . class wikitable border 1 Structure Name p K sub a sub ref name Evanspka http www.scribd.com ... as chlorine, so the p K sub a sub of 2 bromobutanoic acid is slightly greater than the p K sub ... is a very strong acidp K sub a sub 8 and completely dissociates in water. Its chemical formula ... still quite strong p K sub a sub 1.0 , while chlorous acid HClO sub 2 sub , p K sub a sub 2.0 and hypochlorous acid HClO, p K sub a sub 7.53 acids are weak acids. ref pK sub a sub values for HClO ... The p K sub a sub for ethanol is 16, compared to 4.76 for acetic acid. ref name Evanspka ref ...Acids and bases The strength of an acid refers to its ability or tendency to lose a proton. There are very few strong acids . A strong acid is one that completely ionizes in water in other words, one mole unit mole of a strong acid HA dissolves in water yielding one mole of H sup sup and one mole of the conjugate base, A sup sup , and essentially none of the protonated acid HA. In contrast a weak acid only partially dissociates and at equilibrium both the acid and the conjugate base are in solution. Examples of strong acid s are hydrochloric acid HCl , hydroiodic acid HI , hydrobromic acid HBr , perchloric acid HClO sub 4 sub , nitric acid HNO sub 3 sub and sulfuric acid H sub 2 sub SO sub 4 sub . In water each of these essentially ionizes 100 . The stronger an acid is, the more easily it loses ... A bond. Acid strengths are also often discussed in terms of the stability of the conjugate base. Stronger acids have a larger K sub a sub and a more negative p K sub a sub than weaker acids. Sulfonic acids, which are organic oxyacids, are a class of strong acids. A common example is toluenesulfonicacid tosylic acid . Unlike sulfuric acid itself, sulfonic acids can be solids. In fact, polystyrene ... more details
Toluic acid may refer to the following Structural isomer isomers O Toluic acid o Toluic acid M Toluic acid m Toluic acidP Toluic acidp Toluic acid dab Category Article Feedback 5 ru ... more details
File 2 Methoxybenzoic acid.svg thumb 150px 2 Methoxybenzoic acid o Anisic acid 2 methoxybenzoic acid Anisic acid or methoxybenzoic acid is an organic compound which is a carboxylic acid . It exists in three forms, depending on arene substitution patterns p Anisic acidp Anisic acid 4 methoxybenzoic acid m Anisic acid 3 methoxybenzoic acid o Anisic acid o Anisic acid 2 methoxybenzoic acid See also Benzoic acid Anisaldehyde References Unreferenced date September 2007 references Category Benzoic acids Category Phenol ethers de Aniss ure nl 4 methoxybenzo zuur ja pl Kwas any owy ru 4 ... more details
Chembox verifiedrevid 399531484 Name Armstrong s acid ImageFile Naphthalene 1,5 disulfonic acid.png ImageSize 164px IUPACName Naphthalene 1,5 disulfonic acid OtherNames Armstrong s acid Section1 Chembox Identifiers ChemSpiderID Ref chemspidercite correct chemspider ChemSpiderID 6414 PubChem 6666 InChI 1 C10H8O6S2 c11 17 12,13 9 5 1 3 7 8 9 4 2 6 10 7 18 14,15 16 h1 6H, H,11,12,13 H,14,15,16 InChIKey XTEGVFVZDVNBPF UHFFFAOYAR SMILES1 O S O O c1cccc2c1cccc2S O O O StdInChI Ref stdinchicite correct chemspider StdInChI 1S C10H8O6S2 c11 17 12,13 9 5 1 3 7 8 9 4 2 6 10 7 18 14,15 16 h1 6H, H,11,12,13 H,14,15,16 StdInChIKey Ref stdinchicite correct chemspider StdInChIKey XTEGVFVZDVNBPF UHFFFAOYSA N CASNo 81 04 9 ChEBI 30890 SMILES O S C2 CC CC1 C S O O O C CC C12 O O RTECS Section2 Chembox Properties Formula C sub 10 sub H sub 8 sub S sub 2 sub O sub 6 sub MolarMass 288.299 g mol MeltingPt BoilingPt Appearance Density Solubility pKa Section3 Chembox Structure MolShape Dipole Section7 Chembox Hazards ExternalMSDS MainHazards corrosive RPhrases SPhrases Section8 Chembox Related OtherAnions OtherCations Function OtherFunctn OtherCpds Armstrong s acid naphthalene 1,5 disulfonic acid is a strong acid which is related to toluenesulfonicacid and is used in chemical synthesis. It was named for British chemist Henry Edward Armstrong . ref cite book last Senning first Alexander title Elsevier s dictionary of chemoetymology year 2007 pages 30 publisher Elsevier location edition isbn 9780444522399 url http books.google.com books?id Fl4sdCYrq3cC&dq ref It is sometimes used as a divalent counterion for forming salts of Base chemistry basic drug compounds, as an alternative to the related mesylate or tosylate salts. When used in this way such a salt is called a naphthalenedisulfonate salt, as seen with the most common salt form of the stimulant drug 2 Carbomethoxy 3 4 fluorophenyl tropane CFT . References Reflist DEFAULTSORT Armstrong s Acid Category Reagents for organic chemistry Category ... more details
Monohydroxybenzoic acid may refer to any of three isomer ic phenolic acid s Salicylic acid 2 hydroxybenzoic acid, o hydroxybenzoic acid 3 Hydroxybenzoic acid m hydroxybenzoic acidP Hydroxybenzoic acidp Hydroxybenzoic acid 4 hydroxybenzoic acid Monohydroxybenzoic acids can be degraded by microbes ref http www.msk.or.kr jsp recent paper.jsp?paperSeq 39 Microbial Degradation of Monohydroxybenzoic Acids. Timmanagouda B. Karegoudar and Chi Kyung Kim, The Journal of Microbiology, 38 2 ,53 61, 2000 ref . See also Dihydroxybenzoic acid s Trihydroxybenzoic acid s References reflist Phenolic acid Category Monohydroxybenzoic acids de Hydroxybenzoes uren fr Acide hydroxybenzo que ja ... more details
Phosphorus acids are oxoacid s of phosphorus . There are a large number of these and some cannot be isolated and are only known through their salts. Examples include ref Greenwood&Earnshaw ref H sub 3 sub PO sub 2 sub Hypophosphorous acid or Phosphinic acid , H sub 2 sub PO OH , monobasic acid , contains P in oxidation state 1 H sub 3 sub PO sub 3 sub Phosphorous acid or Phosphonic acid ,HPO OH sub 2 sub , dibasic acid , contains P in oxidation state 3 H sub 3 sub PO sub 4 sub Phosphoric acid , PO OH sub 3 sub , tribasic acid , contains P in oxidation state 5 H sub 3 sub PO sub 5 sub Peroxomonophosphoric acid , OP OH sub 2 sub OOH, tribasic acid , contains P in oxidation state 5 H sub 4 sub P sub 2 sub O sub 6 sub Hypophosphoric acid , OH sub 2 sub P O P O OH sub 2 sub , tetrabasic acid , contains P in formal oxidation state 4 H sub 4 sub P sub 2 sub O sub 7 sub Pyrophosphoric acid , OH sub 2 sub O P O P O OH sub 2 sub , tetrabasic acid , contains P in formal oxidation state 5 In addition there are a range of polyphosphoric acids such as H sub 5 sub P sub 3 sub O sub 10 sub Triphosphoric acid as well as acids with mixed oxidation states e.g. H sub 4 sub P sub 2 sub O sub 6 sub H OH O P O P O OH sub 2 sub , containing P in oxidation state 3 and 5 External links MeshName Phosphorus Acids References reflist Category Phosphorus oxoacids SIA ... more details
and tartronic acid from 2 keto d gluconic acid journal Biochem J. volume 60 issue 2 pages 271 ... 4319045.html Process for production of a tartronic acid solution http www.freepatentsonline.com 5750037.html Use of tartronic acid as an oxygen scavenger DEFAULTSORT Tartronic Acid Category Dicarboxylic ... more details
acids author Armstrong, M. D. Shaw, K. N. Wall, P. E. journal The Journal of Biological Chemistry ... pdf pmid 13278337 ref See also Benzoic acid List of phytochemicals in food hydroxycinnamic acid s, molecules with the C6 C3 skeleton References reflist Polyphenol Phenolic acid Category Phenolic acids ... more details
p Cresidinesulfonic acid 4 amino 5 methoxy 2 methylbenzenesulfonic acid is used to make specialty dyes for food products. It is a synthetic organic chemical that the United States imports from China, India, and Japan. Its CAS number is 6471 78 3. References http hotdocs.usitc.gov tata hts other rel doc bill reports hr 2765.pdf United States International Trade Commission http www.chemicalregister.com p Cresidinesulfonic Acid Suppliers pid23673.htm chemicalregister.com Category Dyes ... more details
Distinguish Malic acid malonic acid chembox verifiedrevid 476998635 Name Maleic acid OtherNames Z butenedioic acid, cis butenedioic acid, malenic acid, maleinic acid, toxilic acid ImageFile Maleic acid 2D skeletal A.png ImageSize 200px ImageName Skeletal formula of maleic acid ImageFile1 Maleic acid 3D balls A.png ImageSize1 200px ImageName1 Ball and stick model of the maleic acid molecule ImageFile2 Maleic acid 3D vdW A.png ImageSize2 200px ImageName2 Space filling model of the maleic acid molecule IUPACName Maleic acid br Z Butenedioic acid Section1 Chembox Identifiers ChEBI Ref ebicite correct ... GESTIS GESTIS ZVG 14640 ref pKa p k sub a1 sub 1.9 br p k sub a2 sub 6.07 ref CRC Handbook of Chemistry ... 0 NFPA O FlashPt Section8 Chembox Related Function carboxylic acid s OtherFunctn fumaric acid br succinic acid br crotonic acid OtherCpds maleic anhydride br maleimide Maleic acid is an organic compound that is a dicarboxylic acid , a molecule with two carboxyl groups. Maleic acid is the Cis trans isomerism cis isomer of butenedioic acid, whereas fumaric acid is the trans isomer. It is mainly used as a precursor to fumaric acid, and relative to its parent maleic anhydride , maleic acid has few applications. Physical properties Maleic acid is a less stable molecule than fumaric acid. The difference ... mole. ref http www.southalabama.edu chemistry barletta felthouse.pdf Maleic Anhydride, Maleic Acid, and Fumaric Acid , Huntsman Petrochemical Corporation ref Maleic acid is more soluble in water than fumaric acid . The melting point of maleic acid 135 C is also much lower than that of fumaric acid 287 C . Both properties of maleic acid can be explained on account of the intramolecular hydrogen ... Structure of Maleic Acid journal Acta Crystallographica year 1974 volume B30 5 pages 1249 1275 doi 10.1107 S0567740874004626 issue 5 ref that takes place in maleic acid at the expense of intermolecular interactions, and that are not possible in fumaric acid for geometric reasons. Production and industrial ... more details
chembox Name Chloric acid ImageFile Chloric acid 2D.png ImageName Chloric acid ImageFile1 Chloric acid 3D vdW.png ImageName1 Chloric acid OtherNames Chloric V acid Section1 Chembox Identifiers ChemSpiderID ... Chembox Related OtherAnions bromic acid br iodic acid OtherCations ammonium chlorate br sodium chlorate br potassium chlorate OtherCpds hydrochloric acid br hypochlorous acid br chlorous acid br perchloric acid Chloric acid , Hydrogen H Chlorine Cl Oxygen O sub 3 sub , is an oxoacid of chlorine , and the formal precursor of chlorate salts. It is a strong acidAcid dissociation constant p K sub a sub 1 and oxidizing agent . It is prepared by the reaction of sulfuric acid with barium chlorate ... sub SO sub 4 sub 2HClO sub 3 sub BaSO sub 4 sub Another method is the heating of hypochlorous acid , of which productions include chloric acid and hydrogen chloride 3HClO HClO sub 3 sub 2 HCl It is also produced by the reaction of sulfuric acid with potassium chlorate in the combustion of sugar using potassium chlorate, sulfuric acid, and sugar. It is stable in cold aqueous solution up to a concentration ... reduced pressure. Above these concentrations, and on warming, chloric acid solutions decompose to give ... by kinetic factors indeed, chloric acid is never thermodynamically stable with respect to disproportionation . Chloric acid is a dangerously powerful oxidizing agent and will cause most organics ... when concentrated sulfuric acid is added due to chloric acid production. Because sulfur tends ... acid being produced. See also Hypochlorous acid Chlorous acid Perchloric acid Bromic acid Iodic acid Oxidizing acid Chlorate References references Greenwood&Earnshaw cite encyclopedia editor R. Bruce King encyclopedia Encyclopedia of Inorganic Chemistry title Chloric acid year 1994 publisher ... compounds DEFAULTSORT Chloric Acid Category Chlorates Category Oxidizing agents Category Oxidizing acids ... pl Kwas chlorowy pt cido cl rico ro Acid cloric ru simple Chloric acid ... more details
Ketoglutaric acid or oxoglutaric acid may refer to either of two chemical compounds alpha Ketoglutaric acid Ketoglutaric acid acetonedicarboxylic acid Ketoglutaric acid acetonedicarboxylic acid disambig ... more details
Encyclopedia
top
