5-Bromo-4-chloro-3-indolyl β-D-galactopyranoside

• Catalog No.: 03-3734
• CAS Number: 7240-90-6
• M. F.: C14H15BrClNO6
• M. W.: 408.629

SYNONYMS

• Title: 5-Bromo-4-chloro-3-indolyl β-D-galactopyranoside
• IUPAC name: (2S,3R,4S,5R,6R)-2-[(5-bromo-4-chloro-1H-indol-3-yl)oxy]-6-(hydroxymethyl)oxane-3,4,5-triol
• IUPAC Traditional name: X-gal
• Synonyms: X-Gal; BCIG; 5-Bromo-4-chloro-3-indolyl β-D-galactoside

DATABASE IDS

• Beilstein Number: 1402009
• CAS Number: 7240-90-6
• MDL Number: MFCD00005666

PROPERTIES

• Empirical Formula (Hill Notation): C14H15BrClNO6

DETAILS

Description (English)

Application
X-Gal is a chromogenic substrate for β-galactosidase that produces a rich blue color that can easily be detected visually over background. X-Gal is the substrate of choice for blue-white selection of recombinant bacterial colonies with the lac+ genotype.
Suitability
for biological purposes

Description (简体中文)

Application
X-Gal is a chromogenic substrate for β-galactosidase that produces a rich blue color that can easily be detected visually over background. X-Gal is the substrate of choice for blue-white selection of recombinant bacterial colonies with the lac+ genotype.
Suitability
for biological purposes