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CAS No 2438-80-4 , L-Galactose, 6-deoxy- Search by region : China

  • Name: L-Galactose, 6-deoxy-
  • Synonyms: L-Fucose;L-(-)-Fucose; L-Galactomethylose; 6-Deoxy-L-galactose; (-)-Fucose; 6-Desoxygalactose;Fucose, L-(8CI);L-Galactose, 6-deoxy-; Fucose;
  • CAS Registry Number:
  • Melting Point: 150-153 °C(lit.)
  • Flash Point: 149.7°C
  • Boiling Point: 323.9°Cat760mmHg
  • Density: 1.556g/cm3
  • Refractive index: -75.5 ° (C=10, H2O)
  • Safety Statements: Safety Statements 24/25WGK Germany 3 F 3-10
  • Flash Point: 149.7°C
  • EINECS: 219-452-7
  • Molecular Weight: 164.16
  • InChI: InChI=1/C6H12O5/c1-3(8)5(10)6(11)4(9)2-7/h2-6,8-11H,1H3/t3-,4+,5+,6-/m0/s1
  • Molecular Formula: C6H12 O5
  • Molecular Structure:CAS No:2438-80-4 L-Galactose, 6-deoxy-

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References of L-Galactose, 6-deoxy-
Title: L-Fucose
CAS Registry Number: 2438-80-4
CAS Name: 6-Deoxy-L-galactose
Synonyms: L-galactomethylose
Molecular Formula: C6H12O5
Molecular Weight: 164.16
Percent Composition: C 43.90%, H 7.37%, O 48.73%
Literature References: Occurs in seaweed: Ascophyllum nodosum (L.) Ledol. (Fucus nodosus L.), Fucus vesiculosus L., F. serratus L., F. virsoides (Don) J. Ag., Fucaceae, and in gum tragacanth. Isoln from seaweed: Clark, J. Biol. Chem. 54, 65 (1922); Hockett et al., J. Am. Chem. Soc. 61, 1658 (1939). Manuf from fucoidan: Schweiger, US 3240775 (1966 to Kelco). Synthesis from D-galactose: Dejterjuszynski, Flowers, Carbohydr. Res. 28, 144 (1973); from D-glucose: T. Chiba, S. Tejima, Chem. Pharm. Bull. 27, 2838 (1979); from D-mannose: J. Defaye et al., Carbohydr. Res. 94, 131 (1981). Review of chemistry and biochemistry: H. M. Flowers, Adv. Carbohydr. Chem. Biochem. 39, 279-345 (1981).
 
Derivative Type: a-Form
Properties: Minute needles from abs alcohol, mp 140°. Shows mutarotation. [a]D20 -124.1° (10 min) ? -108.0° (20 min) ? -91.5° (36 min) ? -78.6° (70 min) ? -75.6° (final value, 24 hrs, c = 9). Soluble in water and alcohol.
Melting point: mp 140°
Optical Rotation: [a]D20 -124.1° (10 min) ? -108.0° (20 min) ? -91.5° (36 min) ? -78.6° (70 min) ? -75.6° (final value, 24 hrs, c = 9)