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Protocatechuic acid





Encyclopedia results for Protocatechuic acid

  1. Protocatechuic acid

    File ProtocatAc.PNG thumb right UV visible spectrum of protocatechuic acid Protocatechuic acid PCA is a dihydroxybenzoic acid , a type of phenolic acid . It has mixed effects on normal and cancer ... protocatechuic acid enhances tumor promotion and oxidative stress in female ICR mouse skin dose and timing ... Guan S, Ge D, Liu TQ, Ma XH, Cui ZF year 2009 month March title Protocatechuic acid promotes cell ... cells, protocatechuic acid showed an antigenotoxic effect and tumoricidal activity. ref Anter ... A., Antigenotoxicity, cytotoxicity, and apoptosis induction by apigenin, bisabolol, and protocatechuic acid. J Med Food. 2011 Mar 14 3 276 83 ref Occurrence in nature A a oil , obtained from the fruit of the a a Palm Euterpe oleracea , is rich in protocatechuic acid 630 36 mg kg . ref cite journal ... jf800161u ref , Protocatechuic acid also exists in the skins of some strains of onion as an antifungal ... 2011 Protocatechuic acid is also found in mushrooms such as Agaricus bisporus ref cite journal last1 ... hardening of the cockroach ootheca , the phenolic substance concerned is protocatechuic acid. ref Cite pmid 16748434 ref Metabolism Protocatechuic acid is one of the main catechins metabolite ... 3,4 dihydroxyphthalate decarboxylase 4,5 dihydroxyphthalate decarboxylase File Protocatechuic biosynthesis.png center thumb 600px Protocatechuic acid biosynthesis Degradation enzymes The enzyme ... CJ. title Apoptotic effect of 3,4 dihydroxybenzoic acid on human gastric carcinoma cells involving ..., ref cite journal author Babich H, Sedletcaia A, Kenigsberg B title In vitro cytotoxicity of protocatechuic acid to cultured human cells from oral tissue involvement in oxidative stress journal Pharmacol ... acid Category Dihydroxybenzoic acids Category Phenol antioxidants Category Phenolic compounds in wine ...   more details



  1. Protocatechuic aldehyde

    chembox Verifiedfields changed verifiedrevid 417955916 Name Protocatechuic aldehyde ImageFile Protocatechualdehyd.svg ImageSize 150px ImageName Chemical structure of protocatechuic aldehyde ImageAlt Chemical structure of protocatechuic aldehyde IUPACName 3,4 dihydroxybenzaldehyde OtherNames Protocatechualdehyde br 3,4 Dihydroxybenzaldehyde br Rancinamycin IV br 3,4 Dihydroxybenzyl aldehyde Section1 Chembox Identifiers CASNo 139 85 5 CASNo Ref cascite correct CAS CASOther PubChem 8768 ChEMBL Ref ebicite changed EBI ChEMBL 222021 SMILES C1 CC C C C1C O O O InChI MeSHName Section2 Chembox Properties Formula C sub 7 sub H sub 6 sub O sub 3 sub MolarMass 138.12 g mol ExactMass 138.031694 u Appearance Density MeltingPt C BoilingPt C Solubility Protocatechuic aldehyde is a phenolic aldehyde , a compound released from Cork material cork stopper s into wine. ref Polyphenolic Composition of Quercus suber Cork from Different Spanish Provenances. Elvira Conde, Estrella Cadah a, Mar a Concepci n Garc a Vallejo and Br gida Fern ndez de Sim n, J. Agric. Food Chem., 1998, 46 8 , pp 3166 3171 DOI 10.1021 jf970863k ref This molecule can be used as a precursor in the vanillin synthesis by biotransformation by cell cultures of Capsicum frutescens , a type of Chili pepper. ref Biotransformation of protocatechuic aldehyde and caffeic acid to vanillin and capsaicin in freely suspended and immobilized cell cultures of Capsicum frutescens. Sathuluri Ramachandra Rao and Gokare Aswathanarayana Ravishankar, Journal of Biotechnology, Volume 76, Issues 2 3, 21 January 2000, Pages 137 146 doi 10.1016 S0168 1656 99 00177 7 ref It is also found in the mushroom Phellinus linteus . ref name pmid18827365 cite journal doi 10.1248 bpb.31.1968 author Lee YS, Kang YH, Jung JY, et al. title Protein glycation inhibitors from the fruiting body of Phellinus linteus journal Biological & Pharmaceutical Bulletin volume 31 issue 10 pages 1968 72 year 2008 month October pmid 18827365 url http joi.jlc.jst.go.jp JST.JSTAGE ...   more details



  1. This Is Acid

    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



  1. ACID

    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 1998 11 23gray.mspx title Gray to be Honored With A. M. Turing Award This Spring date 1998 11 23 accessdate ... 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 ..., 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



  1. Dihydroxybenzoic acid

    Dihydroxybenzoic acids DHBA are a type of phenolic acid s. There are six main compounds, having all the same molecular formula C7H6O4 disambiguation C sub 7 sub H sub 6 sub O sub 4 sub . Those are 2,3 Dihydroxybenzoic acid 2 Pyrocatechuic acid 2,4 Dihydroxybenzoic acid Resorcylic acid 2,5 Dihydroxybenzoic acid Gentisic acid 2,6 Dihydroxybenzoic acid Resorcylic acid 3,4 Dihydroxybenzoic acid Protocatechuic acid 3,5 Dihydroxybenzoic acid Resorcylic acid Orsellinic acid is also a dihydoxybenzoic acid having an extra methyl group. m Dihydroxybenzoic acids, also called resorcylic acids, are part of the anaerobic metabolism of bacteria. ref Anaerobic metabolism of resorcyclic acids m dihydroxybenzoic acids and resorcinol 1,3 benzenediol in a fermenting and in a denitrifying bacterium. Claudia Kluge, Andreas Tschech and Georg Fuchs, Archives of microbiology, Volume 155, Number 1, pages 68 74, doi 10.1007 BF00291277 ref References reflist See also Phenolic acid Category Dihydroxybenzoic acids de Dihydroxybenzoes uren fr Acide dihydroxybenzo que ja pt cido diidroxibenzoico sr Dihidroksibenzojeva kiselina ...   more details



  1. Phenolic acid

    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



  1. 4-Hydroxybenzoic acid

    of the a a Palm Euterpe oleracea , is rich in p hydroxybenzoic acid 892 52  mg kg , protocatechuic acid 630 36  mg kg and ferulic acid 101 5.9  mg kg . ref cite journal journal J Agric Food ...chembox Watchedfields changed verifiedrevid 443654787 Name 4 Hydroxybenzoic acid ImageFileL1 4 Hydroxybenzoic acid.svg ImageSizeL1 95px ImageNameL1 Skeletal formula ImageFileR1 4 Hydroxybenzoic acid 3D balls.png ImageSizeR1 108px ImageNameR1 Ball and stick model IUPACName 4 Hydroxybenzoic acid OtherNames p Hydroxybenzoic acid br para Hydroxybenzoic acid Section1 Chembox Identifiers ChemSpiderID Ref ... MolarMass 138.12 g mol ExactMass Density 1.46 g cm MeltingPt 214 217  C 4 Hydroxybenzoic acid is a monohydroxybenzoic acid , a phenolic derivative of benzoic acid. It is a white crystalline solid ... s and acetone . 4 Hydroxybenzoic acid is primarily known as the basis for the preparation ... solutions. It is isomer ic with 2 hydroxybenzoic acid, known as salicylic acid , a precursor to aspirin . Natural occurrence 4 Hydroxybenzoic acid can be found naturally in Cocos nucifera . ref Profiling ... phenolicus is a bacterium species that produces benzoic acid benzoate from phenol via ... 2005, vol. 55, no. 1, pages 245 250, doi 10.1099 ijs.0.02914 0 ref p Hydroxybenzoic acid glucoside can ... BF00239996 ref Chemical production 4 Hydroxybenzoic acid is produced commercially from potassium ..., Wiley VCH, Weinheim. DOI 10.1002 14356007.a13 519 ref 4 Hydroxybenzoic acid can also be produced in the laboratory by heating salicylic acid potassium salicylate with potassium carbonate to 240  C, followed by treating with acid. ref OrgSynth prep CV2P0341 author C. A. Buehler and W. E. Cate title p Hydroxybenzoic acid collvol 2 collvolpages 341 year 1943 ref Chemical reactions It is about 10x less acidic than benzoic acid , K sub a sub 3.3 x 10 sup 5 sup M at 19  C HOC sub 6 sub H sub ... H sup sup Safety 4 Hydroxybenzoic acid is popular antioxidant in part because of its low toxicity ...   more details



  1. Ketovaleric acid

    Ketovaleric acid may refer to Alpha Ketovaleric acid Ketovaleric acid 3 Oxopentanoic acid Ketovaleric acid 3 oxopentanoic acid Levulinic acid Ketovaleric acid levulinic acid disambig ...   more details



  1. Ketoglutaric acid

    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



  1. Hydroxyeicosatetraenoic acid

    Hydroxyeicosatetraenoic acid may refer to 5 Hydroxyeicosatetraenoic acid 12 Hydroxyeicosatetraenoic acid disambig ...   more details



  1. Chlorobenzoic acid

    Chlorobenzoic acid may refer to 2 Chlorobenzoic acid 3 Chlorobenzoic acid 4 Chlorobenzoic acid Chemistry disambiguation de Chlorbenzoes uren ...   more details



  1. Aminobenzoic acid

    Aminobenzoic acid a benzoic acid with an amino group can refer to Para Aminobenzoic acid para Aminobenzoic acid p 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



  1. Hydroxypropanoic acid

    Hydroxypropanoic acid , or alternately hydroxypropionic acid , may refer to either of two isomer ic chemical compounds 3 Hydroxypropionic acid hydracrylic acid Lactic acid 2 hydroxypropanoic acid disambig ...   more details



  1. Eicosenoic acid

    Eicosenoic acid may refer to either of two closely related chemical compounds 11 Eicosenoic acid , an omega 9 fatty acid 13 Eicosenoic acid paullinic acid , an omega 7 fatty acid chemistry disambiguation ...   more details



  1. Aminosalicylic acid

    Aminosalicylic acid can refer to any amine amino derivative of salicylic acid , such as 3 Aminosalicylic acid 4 Aminosalicylic acid para aminosalicylic acid, PAS 5 Aminosalicylic acid mesalazine 6 Aminosalicylic acid sia Category Anilines Category Salicylic acids ...   more details



  1. Ulosonic acid

    Image 3 Deoxy D manno oct 2 ulosonic acid linear.png thumb 200px The ulosonic acid ketodeoxyoctulosonic acid . An ulosonic acid is a sugar acid obtained by the oxidation of the 1 hydroxyl group of a ketose to a carboxylic acid , creating an alpha keto acid . An example of an ulosonic acid is ketodeoxyoctulosonic acid . chemistry stub Category Sugar acids fr Acide ulosonique ...   more details



  1. Eleostearic acid

    eleostearic acid is a fatty acid , one of two isomer s of octadecatrienoic acid alpha Eleostearic acid Eleostearic acid or 9Z,11E,13E 9,11,13 octadecatrienoic acid, which occurs in tung oil and bitter gourd seed oil beta eleostearic acid Eleostearic acid or 9E,11E,13E 9,11,13 octadecatrienoic acid. disamb ...   more details



  1. Acid yellow

    Acid yellow can refer to Naphthol yellow S acid yellow 1 Yellow 2G acid yellow 17 Metanil yellow acid yellow 36 Martius yellow acid yellow 24 disambig ...   more details



  1. Aminoisobutyric acid

    Aminoisobutyric acid may refer to either of two isomer ic chemical compounds 2 Aminoisobutyric acid 3 Aminoisobutyric acid disambig ...   more details



  1. Diaminohexanoic acid

    Diaminohexanoic acid may refer to 2,6 Diaminohexanoic acid lysine 3,6 Diaminohexanoic acid beta lysine Chemistry disambiguation fr Acide diaminohexano que ...   more details



  1. Diphosphoglyceric acid

    Diphosphoglyceric acid may refer to 1,3 Bisphosphoglycerate 1,3 Diphosphoglyceric acid 2,3 Bisphosphoglycerate 2,3 Diphosphoglyceric acid Chemistry disambiguation ...   more details



  1. Tricarboxylic acid

    Unreferenced stub auto yes date December 2009 Image Zitronens ure Citric acid.svg thumb Citric acid A tricarboxylic acid is an organic chemistry organic carboxylic acid whose chemical structure contains three carboxyl group carboxyl functional group s COOH . The best known example of a tricarboxylic acid is citric acid . Examples Citric acid Isocitric acid Aconitic acid Propane 1,2,3 tricarboxylic acid tricarballylic acid, carballylic acid Trimesic acid See also Citric acid cycle tricarboxylic acid cycle Dicarboxylic acid Mellitic acid DEFAULTSORT Tricarboxylic Acid Category Carboxylic acids Organic chem stub es cido tricarbox lico fr Acide tricarboxylique pt cido tricarbox lico ...   more details



  1. Nitrogen acid

    Nitrogen acid may refer to any of the following Nitric acid , HNO sub 3 sub Nitrous acid , HNO sub 2 sub disambig simple Nitrogen acid ...   more details



  1. Aminobutyric acid

    Aminobutyric acid may refer to any of three isomer ic chemical compounds Alpha Aminobutyric acid Aminobutyric acid Beta Aminobutyric acid Aminobutyric acid Gamma Aminobutyric acid Aminobutyric acid GABA chemistry disambiguation ja pt cido aminobut rico ...   more details



  1. Toluic acid

    Toluic acid may refer to the following Structural isomer isomers O Toluic acid o Toluic acid M Toluic acid m Toluic acid P Toluic acid p Toluic acid dab Category Article Feedback 5 ru ...   more details




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