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CAS No 328-42-7 , 2-oxobutanedioic acid

  • Name: 2-oxobutanedioic acid
  • Synonyms: 2-Oxobutanedioic acid; Ketosuccinic acid; oxaloacetic acid;2-oxobutanedioic acid; Oxobutanedioic acid;oxalacetic acid; 2-Ketosuccinic acid; 2-Oxosuccinic acid; Oxosuccinic acid;
  • CAS Registry Number:
  • Transport: UN 3261
  • Melting Point: 161 ºC
  • Density: 1.631 g/cm3
  • Safety Statements: R34
  • Hazard Symbols: C: Corrosive;
  • EINECS: 206-329-8
  • Molecular Weight: 132.07156
  • InchiKey: KHPXUQMNIQBQEV-UHFFFAOYSA-N
  • InChI: InChI=1S/C4H4O5/c5-2(4(8)9)1-3(6)7/h1H2,(H,6,7)(H,8,9)
  • Risk Statements: S26;S36/37/39;S45
  • Molecular Formula: C4H4O5
  • Molecular Structure:CAS No:328-42-7 2-oxobutanedioic acid
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328-42-7 Oxaloacetic acid(OAA)/Oxaloacetate Acid/Oxobutanedioic acid

  • Product name: oxaloacetate acid Introduction: oxaloacetate is catalyzed by malate dehydrogenase malic acid generated by it and acetyl coenzyme A condensation of citric acid, start a new cycle. It is a part of the citric acid cycle. CAS number: 328-42...
  • Min. Order: 1000
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  • China Wuxi Cima Science Co,.Ltd [Manufacturer]
  • Tel: 86-510-85188225
  • Fax: --
  • Address: No.288 SHIBAWAN ROAD BINHU STREET CITY Wuxi,JiangsuChina
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328-42-7 Oxaloacetic acid

  • Our NEW & FERMENTED Oxaloacetic acid (NLT 98% purity by HPLC) is available now . The fermentation method well solves the problem of thermal instability of oxaloacetic acid, which means the oxaloacetic acid can be stable at room temperature . If any i...
  • Min. Order: 1000
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  • China Purelife Bioscience Co., Ltd [Manufacturer, Trading Company]
  • Tel: 86-21-60000000
  • Fax: --
  • Address: Dongjing Shanghai,ShanghaiChina
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328-42-7 OXALACETIC ACID; 97%

  • Germany ABCR GmbH & Co KG [Manufacturer]
  • Tel: +49 721 95061-0
  • Fax: +49 721 95061-80
  • Address: Im Schlehert 10
    76187 Karlsruhe
    Germany ,Germany
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328-42-7 Oxalacetic acid

  • United States HBCChem, Inc. [Manufacturers]
  • Tel: +1-510-219-6317
  • Fax: +1-510-675-0318
  • Address: Union City,CaliforniaUnited States
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328-42-7 Oxalacetic acid

  • China XinChem Corporation [Manufacturers]
  • Tel: +86-(21)-34123252
  • Fax: +86-(21)-54153973
  • Address: 102/30, 3455 Chunshen Road, Shanghai 201100, ,ShanghaiChina
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328-42-7 Oxalacetic acid

  • United Kingdom Ubichem PLC [Manufacturer]
  • Tel: +44 23 80263030
  • Fax: +44 23 80263012
  • Address: Ubichem plc
    Mayflower Close
    Chandlers Ford Ind Est
    Eastleigh
    Hants
    SO53 4AR, UK ,United Kingdom
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328-42-7 OXALOACETIC ACID

  • Germany AppliChem GmbH [Manufacturer]
  • Tel: +49 6151 93 57 0
  • Fax: +49 6151 93 57 11
  • Address: AppliChem GmbH
    Ottoweg 4
    64291 Darmstadt
    Germany ,Germany
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328-42-7 OXALACETIC ACID

  • United States Research Organics, Inc. [Manufacturer]
  • Tel: 216-883-8025/ 800-321-0570
  • Fax: 216-883-1576
  • Address: 4353 East 49th Street
    Cleveland, OH 44125 ,United States
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328-42-7 O-5000 OXALACETIC ACID

  • Switzerland Biosynth AG [Manufacturer]
  • Tel: +41 71 858 20 20/ 630.305.8400 (USA)
  • Fax: +41 71 858 20 30
  • Address: BIOSYNTH AG
    Rietlistrasse 4
    9422 Staad / Switzerland
    Phone: +41 (0)71 858 20 20
    Fax: +41 (0)71 858 20 30 ,Switzerland
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328-42-7 Oxalacetic acid

  • Japan Nacalai Tesque, Inc. [Manufacturers]
  • Tel: 81 75 251 1723 81-75-251-1730
  • Fax: 81-75-251-1763
  • Address: Nijo Karasuma, Nakagyo-ku Kyoto 604-0855 Japan Nakagyo-ku,KyotoJapan
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References of 2-oxobutanedioic acid
Title: Oxalacetic Acid
CAS Registry Number: 328-42-7
CAS Name: Oxobutanedioic acid
Synonyms: oxosuccinic acid; ketosuccinic acid
Molecular Formula: C4H4O5
Molecular Weight: 132.07
Percent Composition: C 36.38%, H 3.05%, O 60.57%
Line Formula: HOOCCOCH2COOH
Literature References: Prepd by hydrolyzing sodium diethyloxalacetate with concd HCl: Heidelberger, Hurlbert, J. Am. Chem. Soc. 72, 4704 (1950). Prepn of cis-enol form: Heidelberger, Biochem. Prep. 3, 59 (1953).
 
Derivative Type: Diethyl ester see Ethyl Oxalacetate
 
Derivative Type: trans-enol Form
Synonyms: Hydroxyfumaric acid
Properties: Crystals from acetone + benzene, mp 184°. K at 17° = 2.76 ′ 10-3. Soluble in water, ethanol, ether. Can be converted into the lower-melting cis-form, mp 152°, by dissolving the acid in water and re-isolating it as rapidly as possible.
Melting point: mp 184°; mp 152°
 
Derivative Type: cis-enol Form
Synonyms: Hydroxymaleic acid
Properties: Crystals from ethyl acetate + carbon tetrachloride, mp 152°. K at 17° = 2.505 ′ 10-3. Sol in ethanol, acetone, ethyl acetate. Sparingly sol in ether. Insol in benzene, chloroform, ligroin.
Melting point: mp 152°