| Description | X-GAL (BCIG) is a widely used substrate of chromogenic β-galactosidase. β-galactosidase cleaves X-GAL and produces an insoluble blue compound. |
| Synonyms | 5-溴-4-氯-3-吲哚半乳糖苷, BCIG |
| molecular weight | 408.63 |
| Molecular formula | C14H15BrClNO6 |
| CAS | 7240-90-6 |
| Storage | keep away from direct sunlight | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |
| Solubility | DMSO: 40 mg/mL (97.89 mM) |