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4-Nitrophenyl-beta-D-galactopyranoside

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4-Nitrophenyl-beta-D-galactopyranoside Basic information
4-Nitrophenyl-beta-D-galactopyranoside Chemical Properties
  • Melting point:178-182 °C
  • alpha [α]D20 -79~-85° (c=2, H2O)(calculated on the dried basis)
  • Boiling point:442.39°C (rough estimate)
  • Density 1.3709 (rough estimate)
  • refractive index 1.5200 (estimate)
  • storage temp. Inert atmosphere,Store in freezer, under -20°C
  • pka12.55±0.70(Predicted)
  • Water Solubility Soluble in DMSO, Methanol, Water.
  • BRN 92213
  • InChIKeyIFBHRQDFSNCLOZ-AUCPDYOHSA-N
  • CAS DataBase Reference3150-24-1(CAS DataBase Reference)
Safety Information
MSDS
4-Nitrophenyl-beta-D-galactopyranoside Usage And Synthesis
  • Chemical Propertieswhite to light yellow crystalline powder
  • DefinitionChEBI: A beta-D-galactopyranoside having a 4-nitrophenyl substituent at the anomeric position.
  • Purification MethodsPurify the galactoside by recrystallisation from EtOH. [Horikoshi J Biochem (Tokyo) 35 39 1042, Goebel & Avery J Exptl Medicine 50 521 1929, Snyder & Link J Am Chem Soc 7 5 1758.] It is a chromogenic substrate for -galactosidases [Buoncore et al. J Appl Biochem 2 390 1980]. [Beilstein 17/7 V 55.]
4-Nitrophenyl-beta-D-galactopyranoside Preparation Products And Raw materials
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