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CAS No 15537-71-0 , D-Valine,N-acetyl-3-mercapto-

  • Name: D-Valine,N-acetyl-3-mercapto-
  • Synonyms: N-Acetyl-D-penicillamine;Valine,N-acetyl-3-mercapto-, D- (8CI); N-Acetylpenicillamine;D-Valine,N-acetyl-3-mercapto-; N-Acetyl-3-mercaptovaline;
  • CAS Registry Number:
  • Melting Point: 185-190 °C (dec.)
  • Flash Point: 191.3°C
  • Boiling Point: 392.7°Cat760mmHg
  • Density: 1.201g/cm3
  • Refractive index: 1.508
  • Safety Statements: Hazard Codes XiRisk Statements 36/37/38Safety Statements 26-36WGK Germany 3 F 10-23
  • Hazard Symbols: Xi: Irritant;
  • Flash Point: 191.3°C
  • EINECS: 239-585-4
  • Molecular Weight: 191.25
  • InChI: InChI=1/C7H13NO3S/c1-4(9)8-5(6(10)11)7(2,3)12/h5,12H,1-3H3,(H,8,9)(H,10,11)/t5-/m0/s1
  • Risk Statements: 36/37/38
  • Molecular Formula: C7H13NO3S
  • Molecular Structure:CAS No:15537-71-0 D-Valine,N-acetyl-3-mercapto-

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References of D-Valine,N-acetyl-3-mercapto-
Title: N-Acetylpenicillamine
CAS Registry Number: 15537-71-0
CAS Name: N-Acetyl-3-mercapto-D-valine
Molecular Formula: C7H13NO3S
Molecular Weight: 191.25
Percent Composition: C 43.96%, H 6.85%, N 7.32%, O 25.10%, S 16.77%
Literature References: Prepn: Crooks in The Chemistry of Penicillin (Princeton Univ. Press, 1949) p 470; Sheehan et al., US 2477148 and US 2496416 (1949, 1950, both to Merck & Co.).
 
Derivative Type: dl-Form
Properties: Crystals from hot water, mp 183°.
Melting point: mp 183°
 
Derivative Type: d-Form
Properties: Crystals from water, mp 189-190°; [a]D25 +18° (50% ethanol).
Melting point: mp 189-190°
Optical Rotation: [a]D25 +18° (50% ethanol)