X-Gal

Short Summary : Substrate for β-galactosidase,used in blue/white screening

Category : Other Products|Growth Media

Purity : 0.98

CAS Number : 7240-90-6

Formula : C14H15BrCINO6

Molecular Weight : 408.63

SMILE : C1=CC(=C(C2=C1NC=C2OC3C(C(C(C(O3)CO)O)O)O)Cl)Br

Solubility : Soluble in DMSO

Storage : store at -20°C

Description : Substrate for – Galactosidase which produces a rich blue color that can easily be detected
visually over background.
Substrate of choice for blue/white selection of recombinant bacterial colonies
with the lac + genotype.
dissolve in dimethylformamide (AB00450) or DMSO (AB00435) at 20mg/ml
X-GAL (sizes 100mg, 250mg, 500mg, 1g) is supplied with a vial of freshly distilled DMF
to ensure optimum color development
store at -20C

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