Introduction
Description: X-Gal is also known 5-Bromo-4-chloro-3-indolyl-β-D-galactopyranoside and it is used to detect β-galactosidases. The lac Z gene encodes β-galactosidases which will cleave X-Gal to form an insoluble blue dimer. This is used in blue-white screening in E.coli, 5-bromo-4-chloro-3-indolyl-β-D-galactopyranoside
Solubility |
DMSO or DMF |
Physical Form |
Solid |
Storage Temp. |
-20 to 0 °C |
UPC / SKU |
X874 |
CAS NUMBER |
7240-90-6 |
Formula Weight |
408.63 |
Formula |
C14H15BrClNO6 |
Synonyms |
5-bromo-4-chloro-3-indolyl-ß-D-galactopyranoside |
Storage Temp. |
-20 to 0 °C |
Tariff Code |
2940.00.6000 |
Risk Info (R) |
20/22-36 |
Safety Info (S) |
26-36/37/39 |
No information available