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CAS No 87-79-6 , L-(-)-Sorbose

  • Name: L-(-)-Sorbose
  • Synonyms: L-(-)-Sorbose;-;
  • CAS Registry Number:
  • Melting Point: 158-160 ºC
  • Density: 1.65 g/cm
  • Refractive index: -43 ° (C=1, H2O)
  • Alpha: -43 º (C=5% IN H2O)
  • Water Solubility: H2O: 0.1 g/mL, clear, colorless to very faintly yellow
  • Safety Statements: When heated to decomposition it emits acrid smoke and irritating fumes.
  • Hazard Symbols: Xi
  • EINECS: 201-771-8
  • Molecular Weight: 180.16
  • InChI: InChI=1/C6H12O6/c7-1-3(9)5(11)6(12)4(10)2-8/h3,5-9,11-12H,1-2H2/t3-,5+,6+/m0/s1
  • Risk Statements: S22;S24/25
  • Molecular Formula: C6H12O6
  • Molecular Structure:CAS No:87-79-6 L-(-)-Sorbose

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87-79-6 L-Sorbose

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87-79-6 L-Sorbose

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87-79-6 A3091 L-SORBOSE

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References of L-(-)-Sorbose
Title: Sorbose
CAS Registry Number: 87-79-6
CAS Name: L-Sorbose
Synonyms: sorbin; sorbinose
Molecular Formula: C6H12O6
Molecular Weight: 180.16
Percent Composition: C 40.00%, H 6.71%, O 53.28%
Literature References: From sorbitol by fermentation with Acetobacter suboxydans: Perlman, J. Chem. Educ. 36, 60 (1959); Lockwood, Methods Carbohydr. Chem. 1, 151 (Academic Press, New York, 1962).
Properties: Orthorhombic, bisphenoidal crystals. About as sweet as sucrose. d15 1.65. mp 165°. [a]D30 -42.7° (c = 5). pKa (17.5° ): 11.55. Freely sol in water; almost insol in alcohol. Reduces Fehling's soln.
Melting point: mp 165°
pKa: pKa (17.5° ): 11.55
Optical Rotation: [a]D30 -42.7° (c = 5)
Density: d15 1.65
Use: In the manuf of vitamin C (accounts for nearly 1000 tons of ascorbic acid produced every year). For conversion of L-sorbose to 2-keto-L-gulonic acid see Reichstein, Grüssner, Helv. Chim. Acta 17, 311 (1934).