Ring opened keto-formamide
| API Category | Pemetrexed Impurity |
|---|---|
| Appearance | Off white solid |
| CAT Number | DCTI-C-464 |
| CAS Number | 1644286-35-0 |
| IUPAC Name | (4-(3-(2-amino-4-formamido-6-oxo-1 | 6-dihydropyrimidin-5-yl)-3-oxopropyl)benzoyl)-L-glutamic acid |
| Molecular Formula | C20H21N5O8 |
| Molecular Weight | 459.42 |
| Solubility | DMSO |
| Storage Condition | 2-8 ⁰C |
| Synonyms | Pemetrexed Impurity 20; Pemetrexed Seco-indolone |







