X-Gal (5-bromo-4-chloro-3-indolyl-ß-D-galactopyranoside), powder, Corning®

Supplier: Corning

Synonyms: BCIG(2S,3R,4S,5R,6R)-2-((5-Bromo-4-chloro-1H-indol-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol

46-101-RF MT46-101-RF
45001-092EA 385.1 USD
45001-092 CA45001-092
X-Gal (5-bromo-4-chloro-3-indolyl-ß-D-galactopyranoside), powder, Corning®
X-Gal (5-Bromo-4-chloro-3-indolyl-ß-D-galactopyranoside)

X-Gal (5-bromo-4-chloro-3-indolyl-b-D-galactopyranoside) is a substrate of b-galactosidase, a gene product of the lac operon in E. coli.


X-Gal included in bacterial medium will be hydrolyzed by ß-galactosidase to produce indoxyl, a colormetric indicator of the activity of the lac operon.

Formula: C₁₄H₁₅BrClNO₆
MW: 408.63 g/mol
Melting Pt: 237…239 °C
MDL Number: MFCD00005666
CAS Number: 7240-90-6

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