PRODUCT CATALOG
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Ondansetron
standards in stock
Impurity and working standards - ready stock
| Structure | Standard | CAS | Availability | |
|---|---|---|---|---|
| 9-Methyl-1,2,3,9-tetrahydro- 4H-carbazol-4-one | 27387-31-1 | In stock |
Characterised impurities
| Impurity | Chemical name | Pharmacopoeia |
|---|---|---|
| Impurity “E” | 1H-Imidazole | EP |
| Impurity “F” | 2-Methyl-1H- Imidazole | EP |
| Impurity “G” | (3RS)-3-[(1H- imidazol-1- yl)methyl-9- methyl]-1,2,3,9- tetrahydro-4H- carbazol-4-one | EP |
| Impurity “H” | (3RS)-3-[(2-methyl- 1H-imidazol-1- yl)methyl]-1,2,3,9- tetrahydro-4H- carbazol-4-one | EP |
| K.I. PHH | 1,2-dihydrocarbazol- 4-(3H)-one Phenyl hydrazine | IHT IHT |
| Related compound “A” | (5-Methyl-2-((2- nitrophenyl)amino)- 3-thiophene carbonitrile) | EP/USP |
| Related compound “B” | (2-methyl-10H- thieno-[2,3-b][1,5]8 | EP/USP |
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