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活化糖基供体

  • 51642-81-0,-四乙酰基-beta-D-吡喃葡萄糖胺, CAS:51642-81-0
51642-81-0,-四乙酰基-beta-D-吡喃葡萄糖胺, CAS:51642-81-0

51642-81-0,-四乙酰基-beta-D-吡喃葡萄糖胺, CAS:51642-81-0

  • CAS:51642-81-0
  • C14H21NO9 / 347.32
  • 产品描述:51642-81-0,-Tetra-O-acetyl β-D-glucopyranosyl amine CAS:51642-81-0
  • 在线订购

Product name: 2,3,4,6-Tetra-O-acetyl-beta-D-glucopyranosyl amine  CAS: 51642-81-0

M.F.: C14H21NO9     M.W.: 347.32    

Items

Standards

Results

Appearance

White crystal powder

Complies

Solubility

Insoluble in water,

easily soluble in CHCl3

Complies

NMR and MS

Should comply

Complies

Identification

IR and HPLC

Complies

Specific rotation

( [α]20/D,c=0.5 in CHCl3)

+17o  ~  +19o

+18.5o

Water

Max. 0.5%

0.1%

Residue on ignition

Max. 0.1%

0.02%

Heavy metal

Max.50ppm

Complies

TLC

Should be one spot

One spot

Assay by HPLC

Min. 98%

98.4%


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