Ethinyl Estradiol Impurity-K
| API Category | Ethinylestradiol Impurity |
|---|---|
| Appearance | Off White Solid |
| CAT Number | DCTI-C-1438 |
| CAS Number | 155683-61-7 |
| IUPAC Name | (8R,9S,13S,14S,17R)-17-ethynyl-4,13-dimethyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol |
| Molecular Formula | C21H26O2 |
| Molecular Weight | 310.44 |
| Solubility | Methanol |
| Storage Condition | 2-8°C |
| Synonyms | 4-Methyl Ethynyl Estradiol, 4-Methyl-17-ethynyl estradiol, Ethinylestradiol EP Impurity K |







