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

For blue/white colony screening, immunoblotting and immunocytochemical assays

Overview
Brand: Fisher Bioreagents

Manufacturer Part Number: BP1615-100

100MG X-Gal (5-Bromo-4-chloro-3-indoyl beta-D-galactopyranoside)

UNSPSC: 12350000

Code: 50

Additional Details:
Additional Details: CAS Number: 7240-90-6 Weight: 0.06000kg


Packaging Glass Bottle
Quantity 100mg

Product Code. 10234923

Quantity Price
1 £ 26.6 / 100mg
In Stock 2
EU Stock 21
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Description and Specification

Chemical Identifiers

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

Specification

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

Documentation Safety and Handling
ChemAlertStorageSymbol : Gray

-20°C