Gestodene EP Impurity B

Gestodene EP Impurity B, also known as 17α-Ethynylestr-4-en-3-one, is a synthetic steroid hormone that is commonly used in the manufacturing of oral contraceptives. It is a yellow to brownish-yellow powder with a molecular formula of C20H24O2 and a molecular weight of 296.41 g/mol. Gestodene EP Impurity B is typically used as an intermediate in the synthesis of gestodene, a progestin used in many oral contraceptives. It is also used in the development of other steroidal drugs and as a reference standard in analytical testing. The chemical structure of Gestodene EP Impurity B consists of a four-ring system with a ketone group at position three and an ethynyl group at position 17. This unique structure allows for binding to the progesterone receptor, resulting in contraceptive effects. In terms of usage, Gestodene EP Impurity B is typically handled and stored in accordance with standard laboratory procedures. It is important to note that it may be harmful if ingested or inhaled and should only be handled by trained professionals with proper personal protective equipment. Overall, Gestodene EP Impurity B is an important intermediate in the production of oral contraceptives and other steroidal drugs. Its unique chemical structure allows for binding to progesterone receptors, resulting in its contraceptive effects. Proper handling and storage are necessary to ensure its safe use in laboratory settings.