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半乳糖苷

  • 3150-24-1, 对硝基苯基-beta-D-半乳糖苷, PNPG, CAS: 3150-24-1
3150-24-1, 对硝基苯基-beta-D-半乳糖苷, PNPG, CAS: 3150-24-1

3150-24-1, 对硝基苯基-beta-D-半乳糖苷, PNPG, CAS: 3150-24-1

  • CAS:3150-24-1
  • C12H15NO8 / 301.25
  • MFCD00063256
  • 产品描述:3150-24-1, 4-Nitrophenyl- β-D-galactopyranoside, CAS: 3150-24-1
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4-Nitrophenyl b-D-galactopyranoside

CAS No:
3150-24-1
Synonyms:
PNPG
MDL No:
MFCD00063256
Chemical Formula:
C12H15NO8
Molecular Weight:
301.25
Product Structure
COA:

Product name: 4-Nitrophenyl- β-D-galactopyranoside             

CAS: 3150-24-1     M.F.: C12H15O8             M.W.: 301.25

Items

Standards

Results

Appearance

White crystal powder

Complies

Solubility

Soluble in DMF and insoluble in ether

Complies

Identification

IR and HPLC

Complies

Specific rotation

[α]20/D, in water

-83°  ~  -87°

-85°

Melting point

178°C  ~182°C

180~182

Loss weight on dryness

Max. 0.5%

0.12%

Residue on ignition

Max. 0.5%

0.2%

Heavy metals

Max.20 ppm

Complies

Assay by HPLC

98%

99.2%

References:
1. Coradin T, Livage J, Comptes Rendus Chimie 2003, No6, p147-152

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