Detail of "4860-85-9"

CAS Number:
4860-85-9
Name:
b-D-Glucopyranoside, methyl,2,3,4,6-tetraacetate
Molecular Structure:
Formula:
C15H22 O10
Molecular Weight:
362.3292
Synonyms:
Glucopyranoside,methyl, tetraacetate, b-D- (8CI); b-D-Glucopyranoside,methyl, tetraacetate (9CI); Methyl 2,3,4,6-tetra-O-acetyl-b-D-glucopyranoside; Methyl b-D-glucopyranoside tetraacetate;NSC 48281
Density:
1.27 g/cm³
Boiling Point:
407.3ºC at 760 mmHg
Flash Point:
176.1ºC

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Sugar orthoesters: Sugar orthoesters. 16. Mechanism of the mercuric bromide-catalyzed isomerization of protected .alpha.-D-glucopyranose 1,2-orthoacetates in nitromethane. Bochkov, A. F. 4860-85-9 and 62530-68-1 are cas registry numbers. These chemicals are also mentioned in this article.; Betanely, V. I.; Kochetkov, N. K. (N. D. Zelinskii Inst. Org. Chem., Moscow, USSR). Bioorg. Khim., 3(1), 39-45 (Russian) 1977. CODEN: BIKHD7. DOCUMENT TYPE: Journal CA Section: 33 (Carbohydrates) Isomerization of orthoester I (R = cyclohexyl) in MeNO2 contg. HgBr2 for 6 h at 90.degree. gave 82% II (R = cyclohexyl, R1 = Ac), 1% III (R = cyclohexyl, R1 = Ac), 2% III (R = cyclohexyl, R1 = H), and 3% II (R = cyclohexyl, R1 = H). Similar results were obtained when orthoester I (R = Me3C) was isomerized. .