55628-54-1, 三氧苄基-D-葡萄烯糖, CAS:55628-54-1
作者：55628-54-1, 三氧苄基-D-葡萄烯糖, CAS:55628-54-1 发布时间：2022-09-08 14:56:15
次浏览
55628-54-1,Tri-O-benzyl-D-glucal ,CAS: 55628-54-1
C27H28O4 / 416.51
MFCD00061640Product name: 3, 4, 6-Tri-O-benzyl-D-glucal CAS: 55628-54-1 M.F.: C27H28O4 M.W.: 416.51 Items
Standards
Results
Appearance
White or off-white crystal powder
Complies
Solubility
Insoluble in water,
easily soluble in CHCl3
Complies
Identification
IR and HPLC
Complies
NMR and MS
Should comply
Comply
Melting point
55 °C - 58 °C
55℃ -57 ℃
Dibenzyl ether
Max. 0.5%
Complies, 0.12%
Optical activity
[α] 25/D, c=5 inchloroform
From -2.4°, to – 3.0°
-2.7°
Total impurity
Max. 2%
Complies, 0.9%
Water
Max. 0.5%
0.02%
Residue on ignition
Max. 0.5%
0.1%
Assay by HPLC
Min. 97%
99.2%
References:
1. Bolitt V, Mioseskowski C, Lee SG, Falck JR, J. Org. Chem. 1990, Vol55, p5812-5813
