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  • 604-68-2, alpha-D-葡萄糖五乙酸酯 , CAS:604-68-2
604-68-2, alpha-D-葡萄糖五乙酸酯 , CAS:604-68-2

604-68-2, alpha-D-葡萄糖五乙酸酯 , CAS:604-68-2

  • CAS:604-68-2
  • C16H22O11 / 390.34
  • MFCD00064071
  • 产品描述:604-68-2, Alpha-D-Glucose pentaacetate, CAS:604-68-2
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1,2,3,4,6-Penta-O-acetyl-a-D-glucopyranose

CAS No:
604-68-2
Synonyms:
a-D-Glucose pentaacetate
MDL No:
MFCD00064071
Chemical Formula:
C16H22O11
Molecular Weight:
390.34
Product Structure
COA:

Product name: Alpha-1,2,3,4,6-Pentacetyl-D-glucose; Alpha-D-Glucose pentaacetate                                    

CAS: 604-68-2     M.F.: C16H22O11       M.W.: 390.34      Batch No: 20080704

Items

Standards

Results

Appearance

White crystal powder

Complies

Solubility

soluble in CHCl3, insoluble water

Complies

Identification

IR and TLC

Complies

Melting point

107  ~  110°C

108 ~ 111 

Specific rotation

[a]D/20 (c=1, CHCl3)

+100 ~  +104o

+102o

Water content (K.F.)

Max.0.5%

0.2%

Residue on ignition

Max. 1%

0.1%

TLC

Should be one spot

One spot

Alpha-isomer

Max.1%

Max.0.21%

Assay (HPLC)*

Min. 98%

98.6%

*The stationary phase is C18 colum , the mobile phase is water-methol (V : V = 6 : 4) and the detecting wave length is 210nm.

References:

1. Haikal AZ, El Ashry ESH, Banoub J, Carbohydr. Res. 2003, Vol338, No22, p2291-2299


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