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CAS No 147-73-9 , Butanedioic acid,2,3-dihydroxy-, (2R,3S)-rel-

  • Name: Butanedioic acid,2,3-dihydroxy-, (2R,3S)-rel-
  • Synonyms: Butanedioicacid, 2,3-dihydroxy-, (R*,S*)-; meso-Tartaric acid; Erythraric acid; (R,S)-Tartaricacid;Butanedioic acid,2,3-dihydroxy-, (2R,3S)-rel-; Tartaric acid, meso- (8CI); i-Tartaric acid; Mesotartaric acid;
  • CAS Registry Number:
  • Transport: 25kgs
  • Melting Point: 165-166 °C (anhydrous)(lit.)
  • Density: 1.886 g/cm3
  • Refractive index: 1.585
  • Water Solubility: soluble
  • Safety Statements: 26-36/37
  • Hazard Symbols: Not regulated UN NO.
  • EINECS: 205-696-1
  • Molecular Weight: 150.09
  • InChI: InChI=1/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)/t1-,2+
  • Risk Statements: 36/37/38
  • Molecular Formula: C4H6O6
  • Molecular Structure:CAS No:147-73-9 Butanedioic acid,2,3-dihydroxy-, (2R,3S)-rel-

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147-73-9 MESOTARTARIC ACID; 95%

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References of Butanedioic acid,2,3-dihydroxy-, (2R,3S)-rel-
Title: meso-Tartaric Acid
CAS Registry Number: 147-73-9
CAS Name: (2R,3S)-rel-2,3-Dihydroxybutanedioic acid
Synonyms: mesotartaric acid; internally compensated tartaric acid; unresolvable tartaric acid; Antiweins?ure (German)
Molecular Formula: C4H6O6
Molecular Weight: 150.09
Percent Composition: C 32.01%, H 4.03%, O 63.96%
Literature References: Prepd by boiling L-tartaric acid with alkali; as byproduct of racemization: Winther, Z. Phys. Chem. 56, 507 (1906); Holleman, Org. Synth. coll. vol. I (2nd ed., 1941) p 497; Milas, US 2414385 (1947). Microbial prepn: Martin, Foster, J. Bacteriol. 70, 405 (1955); Foster, US 2947665 (1960). Explanation of optical inactivity: Noller, Science 102, 508 (1945); C. R. Noller, Chemistry of Organic Compounds (Philadelphia, 2nd ed., 1957) p 339.
 
Derivative Type: Monohydrate
Properties: Rectangular plates, d420 1.666 (also reported as 1.737). mp 140° (also reported as 159-160°). pKa1 3.11; pKa2 4.80. Maximum soly in water at 20°: 125 g/100 ml.
Melting point: mp 140° (also reported as 159-160°)
pKa: pKa1 3.11; pKa2 4.80
Density: d420 1.666 (also reported as 1.737)