| Bioactivity | Ethynyl Estradiol (Standard) is the analytical standard of Ethynyl Estradiol. This product is intended for research and analytical applications. | 
| Name | Ethinylestradiol (Standard) | 
| CAS | 57-63-6 | 
| Formula | C20H24O2 | 
| Molar Mass | 296.40 | 
| Storage | Please store the product under the recommended conditions in the Certificate of Analysis.  |