CAS No. | 26807–65–8 |
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Chemical Name | 4-chloro-N-[(2RS)-2-methyl-2,3-dihydro1Hindol-1-yl]- 3- sulphamoylbenzamide |
Molecular Formula | C16H16CIN3O3S |
Molecular Weight | 365.8 |
End Use | Antidiabetic |
Product Specifications |
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Description | White or almost white powder. |
Solubility | Practically insoluble in water , soluble in alcohol ,acetonitrile, ethyl acetate |
Identification i) IR ii )UV Absorption |
To comply To comply positively ( Absorption max. at 242nm , 279nm & 287 nm ) |
Melting Point | Melts bet. 1670C -1700C |
LOD (at 1050C 4hr.) | NMT 3.0 % |
Sulphated ash | NMT 0.1 % |
Chromatographic Purity by TLC | 1. No secondary spot is more than 0.5% 2. The sum of the all secondary spots is NMT 2.0% |
Residual organic solvents. Isopropyl alcohol Toluene Acetone (AS PER USP 31 SUPPLIMENT 2 JULY08) |
NMT 1000 ppm NMT 800 ppm NMT 400 ppm |
Related substance By HPLC | Methylnitrosoindoline Not more than 5 ppm Indapamide impurity B NMT 0.3% Sum of all Impurities NMT 0.5% |
Assay by HPLC | 98.0 % To 101.0 % w/w (ODB) |