Description
| Chemical Name | 5-Methoxy-2-mercaptobenzimidazole |
| Synonyms | 1,3-Dihydro-5-methoxy-2H-benzimidazole-2-thione; 2-Mercapto-5-methoxy-1H-benzimidazole; 2-Mercapto-5-methoxybenzimidazole; 5-Methoxy-1H-benzimidazole-2-thiol; 5-Methoxy-2-benzimidazolethiol; Esomeprazol EP Impurity A |
| Impurity | Esomeprazol EP Impurity A/ Omeprazole EP Impurity A |
| CAS Number | 37052-78-1 |
| Molecular Formula | C₈H₈N₂OS |
| Appearance | White to Pale Beige Solid |
| Melting Point | >253°C (dec.) |
| Molecular Weight | 180.23 |
| Storage | 4°C, Inert atmosphere |
| Solubility | DMSO (Slightly), Methanol (Sparingly) |
| Category | Building Blocks; Miscellaneous; |
| Applications | 5-Methoxy-2-mercaptobenzimidazole (Esomeprazol EP Impurity A) is used in the synthesis of COX-2 inhibitors |
