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CAS No 97-30-3 , (2R,3S,4S,5R,6S)-2-(hydroxymethyl)-6-methoxyoxane-3,4,5-triol

  • Name: (2R,3S,4S,5R,6S)-2-(hydroxymethyl)-6-methoxyoxane-3,4,5-triol
  • Synonyms: Methyl-alpha-D-glucopyranoside;(2R,3S,4S,5R,6S)-2-(hydroxymethyl)-6-methoxyoxane-3,4,5-triol; Methyl alpha-D-glucoside; alpha-Methyl-D-glucoside; alpha-Methylglucoside; 97-30-3;Methyl alpha-D-glucopyranoside;
  • CAS Registry Number:
  • Melting Point: 169-171 ºC
  • Boiling Point: 200 ºC (0.2 MMHG)
  • Density: 1,46 g/cm3
  • Refractive index: 157.5 ° (C=10, H2O)
  • Alpha: 158.9 º (C=10, WATER)
  • Water Solubility: 108 G/100 ML (20 ºC)
  • Safety Statements: 24/25
  • EINECS: 202-571-3
  • Molecular Weight: 194.18246
  • InchiKey: HOVAGTYPODGVJG-ZFYZTMLRSA-N
  • InChI: InChI=1S/C7H14O6/c1-12-7-6(11)5(10)4(9)3(2-8)13-7/h3-11H,2H2,1H3/t3-,4-,
    5+,6-,7+/m1/s1
  • Risk Statements: S24/25
  • Molecular Formula: C7H14O6
  • Molecular Structure:CAS No:97-30-3 (2R,3S,4S,5R,6S)-2-(hydroxymethyl)-6-methoxyoxane-3,4,5-triol

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References of (2R,3S,4S,5R,6S)-2-(hydroxymethyl)-6-methoxyoxane-3,4,5-triol
Title: a-Methylglucoside
CAS Registry Number: 97-30-3
CAS Name: Methyl-a-D-glucopyranoside
Molecular Formula: C7H14O6
Molecular Weight: 194.18
Percent Composition: C 43.30%, H 7.27%, O 49.44%
Literature References: Prepd by refluxing finely powdered glucose with methanol-HCl: Fischer, Ber. 26, 2405; 27, 2987; 28, 1151 (1895); Helferich, Sch?fer, Org. Synth. coll. vol. I, (2nd ed., 1941) 364. Enzymatic synthesis by means of a-glucosidase from yeast: Bourquelot et al., Compt. Rend. 156, 491 (1913). Prepd industrially by reacting glucose with methanol in the presence of a cation exchange material: Chem. Eng. News 33, 4592 (1955). Monograph: G. N. Bollenback, Methyl Glucoside, Preparation, Physical Constants, Derivatives (Academic Press, New York, 1958).
Properties: Orthorhombic bisphenoidal crystals, d430 1.46. mp 168°. bp0.2 200°. [a]D20 +158.9° (p = 10). pKa (25°): 13.71. Soly at 17° in water 63% (w/w); in 80% alcohol 7.3%; in 90% alcohol 1.6%. Practically insol in ether. Soly also reported at 20° as 108 g/100 g H2O and as 5.2 g/100 g methanol.
Melting point: mp 168°
Boiling point: bp0.2 200°
pKa: pKa (25°): 13.71
Optical Rotation: [a]D20 +158.9° (p = 10)
Density: d430 1.46
Use: Manuf reconstituted and upgraded drying oils; tall oil esters and varnishes; fatty acid esters; plasticizers; nonionic surface active agents; fast and hard drying alkyd resins, and so-called plasticizing alkyds. In making glucoside hydroxypropyl ethers for polyurethan foam production.