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X-Gal, 5-Bromo-4-chloro-3-indolyl-β-D-galactopyranoside, Fisher BioReagents™


For blue/white colony screening, immunoblotting and immunocytochemical assays

Quantity 100mg
Packaging Glass Bottle

Manufacturer: fisher scientific company  BP1615100

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Catalog No. BP1615-100

  • / Each
  • / Case of 6 Each
 

Description & Specifications

Chemical Identifiers

Physical Form Powder/Solid
Melting Point 230°C
Formula Weight 408.63
Quantity 100mg
Merck Index 15, 10272
Molecular Formula C14H15BrClNO6
Color White
Alpha Vector Bromo-4-chloro-3-indolyl-[beta]-D-galactopyranoside (X-Gal)
TLC Single spot
Packaging Glass Bottle
ChemAlert Storage Symbol Gray
Recommended Storage -20°C
Specific Rotation -56 to -64° (+ or -)
Synonym X-Gal
Identification Pass Test
Chemical Name or Material 5-Bromo-4-chloro-3-indolyl- β-D-galactopyranoside
Molar Absorption Coefficient 4000 /g-cm. min.
CAS 7240-90-6

Specifications

Chemical Name or Material 5-Bromo-4-chloro-3-indolyl- β-D-galactopyranoside
CAS 7240-90-6
Molecular Formula C14H15BrClNO6
Formula Weight 408.63
Synonym X-Gal

  • Chromogenic substrate used for blue-white selection of recombinant bacterial colonies with the lac+ genotype
  • Forms blue precipitate when hydrolyzed by β-galactosidase
  • Soluble in DMF and Methanol

Accessories
 

-20°C

SDS & Safety Documents