Structure
Other Names & Identifiers
CASRN
Notes
Impurity in ethinyl estradiol, estradiol valerate, and estradiol cypionate.
Melting Point
178.5° C
Molecular Formula
C18H24O2
Molecular Weight
272.387 g/mol
Structural Difference from API
The ethinyl group of EE is replaced with a H group.
References
Source from API
Synthetic impurity; loss of ethinyl group;
References
Reaxys ID #
1914275
Limits
0.10%, 0.2% (E2V)
References