5-Bromo-4-chloro-3-indolyl beta-D-galactopyranoside, >=98%, powder

Stock Code: 3578144
Manufacturer Part No: B4252-1G

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Descriptions

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.

Packaging

50, 100, 250, 500 mg in poly bottle

1, 2, 5 g in poly bottle

Specifications

Quality Level	200
InChI key	OPIFSICVWOWJMJ-AEOCFKNESA-N
InChI	1S/C14H15BrClNO6/c15-5-1-2-6-9(10(5)16)7(3-17-6)22-14-13(21)12(20)11(19)8(4-18)23-14/h1-3,8,11-14,17-21H,4H2/t8-,11+,12+,13-,14-/m1/s1
Manufacturer	SIGMA-ALDRICH
Storage Temp.	−20°C
Solubility	DMF: methanol (1:1): 50 mg/mL
Form	powder
Assay	≥98%