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

Catalog No. BP1615100 Shop All Fisherbrand Products
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Quantity:
100 mg
1 g
Packaging:
Glass Bottle
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Catalog No. Quantity Packaging
BP1615-100 100 mg Glass Bottle
BP1615-1 1 g Glass Bottle
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Catalog No. BP1615-100
This item is not returnable. View return policy

For blue/white colony screening, immunoblotting and immunocytochemical assays

  • 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
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7240-90-6
Molecular Formula C14H15BrClNO6
Molecular Weight (g/mol) 408.629
InChI Key OPIFSICVWOWJMJ-AEOCFKNESA-N
Synonym x-gal, 5-bromo-4-chloro-3-beta-d-galactopyranosyloxy indole, 5-bromo-4-chloro-3-indolyl-beta-d-galactoside, unii-v595og374w, 5-bromo-4-chloro-3-indolyl beta-galactoside, 5-bromo-4-chloroindol-3-yl-beta-d-galactopyranoside, 5-bromo-4-chloro-3-indolyl beta-d-galactoside, 5-bromo-4-chloro-3-indolyl-beta-d-galactopyranoside, 5-bromo-4-chloro-3-indolyl beta-d-galactopyranoside, indoxyl-gal
PubChem CID 65181
ChEBI CHEBI:75055
IUPAC Name (2S,3R,4S,5R,6R)-2-[(5-bromo-4-chloro-1H-indol-3-yl)oxy]-6-(hydroxymethyl)oxane-3,4,5-triol
SMILES C1=CC(=C(C2=C1NC=C2OC3C(C(C(C(O3)CO)O)O)O)Cl)Br

Specifications

Alpha Vector Bromo-4-chloro-3-indolyl-[beta]-D-galactopyranoside (X-Gal)
Melting Point 230°C
Color White
Packaging Glass Bottle
Quantity 100 mg
Merck Index 15, 10272
Specific Rotation -56 to -64° (+ or -)
Formula Weight 408.63
Physical Form Powder or Solid
Chemical Name or Material 5-Bromo-4-chloro-3-indolyl- β-D-galactopyranoside
Recommended Storage -20°C
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