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甲基糖苷及衍生物

  • 610-05-5, 甲基-beta-木糖苷, Methyl  beta-D-xylopyranoside, CAS:610-05-5
610-05-5, 甲基-beta-木糖苷, Methyl  beta-D-xylopyranoside, CAS:610-05-5

610-05-5, 甲基-beta-木糖苷, Methyl beta-D-xylopyranoside, CAS:610-05-5

  • CAS:610-05-5
  • C6H12O5 / 164.16
  • 产品描述:610-05-5, 甲基-beta-木糖苷, Methyl beta-D-xylopyranoside, CAS:610-05-5
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COA:

Product name: Methyl  beta-D-xylopyranoside       CAS: 610-05-5 

M.F.: C6H12O5          M.W.164.16      Batch No: 100610      Quantity: 1g from 7g    

Items

Standards

Results

Appearance

White crystalline power

Positive

Solubility

Soluble in H2O and

less soluble in petroleum ether

Complies

Appearance of solution

Dissolve 0.5 gin 10 ml of water,

and the solution should be clear

Complies

NMR and ESI-MS

Should comply

Complies

Identification

IR and TLC

Positive

Melting point

145 ~ 150

148 ~ 150

Optical Activity

[α]20/D (in water)

-64 o ~ -65o

-65.4°

Loss Weight On Dryness

Max. 0.5%

Complies

Residue on ignition

Max. 0.5%

0.05%

Heavy metal

Max. 20ppm

Complies

TLC (15%H2SO4-C2H5OH)

One spot

Complies

Assay

Min. 98%

99.2%