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CAS No 572-09-8 , 2,3,4,6-Tetra-O-acetyl-alpha-D-glucopyranosyl bromide

  • Name: 2,3,4,6-Tetra-O-acetyl-alpha-D-glucopyranosyl bromide
  • Synonyms: a-Acetobromoglucose; Tetra-O-acetyl-a-D-glucopyranosyl bromide; a-D-Bromotetraacetylglucose;2,3,4,6-Tetra-O-acetyl-1-a-bromo-D-glucopyranose; a-Bromoglucose tetraacetate; Acetobromglucose;2,3,4,6-Tetraacetyl-a-D-glucopyranosyl bromide;Glucopyranosylbromide, tetraacetate, a-D- (8CI); a-D-Glucosyl bromide tetraacetate; 1-Bromo-a-D-glucose tetraacetate; a-D-Acetobromoglucose; Acetylbromoglucose; Acetobromo-a-D-glucose; Tetra-O-acetyl-a-D-glucosyl bromide; Acetobromoglucose; Acetobromo-D-glucose; D-Acetobromoglucose;Acetobromo-a-D-glucose;2,3,4,6-Tetra-O-acetyl-alpha-D-glucopyranosyl bromide; a-Acetobromglucose; 2,3,4,6-Tetra-O-acetyl-a-D-glucopyranosyl bromide; 1-Bromo-2,3,4,6-tetra(O-acetyl)-a-D-pyranoglucose; 2,3,4,6-Tetra-O-acetyl-a-D-bromoglucopyranose; a-D-Glucopyranosylbromide, tetraacetate (9CI);Tetra-O-acetyl-a-D-glucopyranosylbromide;
  • CAS Registry Number:
  • Melting Point: 83-88 ºC
  • Flash Point: 412 ºC at 760 mmHg
  • Boiling Point: 412 ºC at 760 mmHg
  • Density: 1.49 g/cm3
  • Refractive index: 1.541
  • Alpha: 194.5 º (C=2,CHLOROFORM)
  • Safety Statements: S24/25
  • Hazard Symbols: Xi
  • Flash Point: 412 ºC at 760 mmHg
  • EINECS: 209-339-0
  • Molecular Weight: 411.20
  • InChI: InChI=1/C14H19BrO9/c1-6(16)20-5-10-11(21-7(2)17)12(22-8(3)18)13(14(15)24-10)23-9(4)19/h10-14H,5H2,1-4H3/t10-,11-,12+,13-,14+/m1/s1
  • Risk Statements: S24/25
  • Molecular Formula: C14H19BrO9
  • Molecular Structure:CAS No:572-09-8 2,3,4,6-Tetra-O-acetyl-alpha-D-glucopyranosyl bromide

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572-09-8 2,3,4,6-O-TETRAACETYL-A-D-GLUCOPYRANOSYL BROMIDE

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References of 2,3,4,6-Tetra-O-acetyl-alpha-D-glucopyranosyl bromide
Title: Acetobromglucose
CAS Registry Number: 572-09-8
CAS Name: a-D-Glucopyranosyl bromide 2,3,4,6-tetraacetate
Synonyms: a-acetobromoglucose; 2,3,4,6-tetraacetyl-a-D-glucopyranosyl bromide
Molecular Formula: C14H19BrO9
Molecular Weight: 411.20
Percent Composition: C 40.89%, H 4.66%, Br 19.43%, O 35.02%
Literature References: Prepd by the action of hydrogen bromide upon anhydrous glucose in acetic anhydride: Redemann, Niemann, Org. Synth. coll. vol. III, 11 (1955). See also Fischer, Ber. 49, 584 (1916); Freudenberg, Ber. 60, 241 (1927); Gattermann-Wieland, Praxis des Organischen Chemikers (de Gruyter, Berlin, 40th ed., 1961) p 340.
Properties: Crystals from isopropyl ether, mp 88-89°. [a]D19 +199.3° (c = 3 in chloroform); [a]D15 +230.3° (c = 9 in benzene). Best stored in a vacuum desiccator. Dec on contact with water. One gram dissolves in 20 ml absolute ethanol, more soluble in methanol. Freely sol in ether, chloroform, acetone, ethyl acetate, benzene. Slightly sol in petr ether.
Melting point: mp 88-89°
Optical Rotation: [a]D19 +199.3° (c = 3 in chloroform); [a]D15 +230.3° (c = 9 in benzene)