Steroidal Estrogens

Steroids: reactions and partial synthesis (1999)

“…The synthesis of steroidal estrogens has been reviewed. 72 The preparation of some estrone-3-sulfate analogues bearing nonhydrolysable mimics, such as the α,α-difluoromethylenesulfonate group, has been reported. 73 The nitration of estrogens has been examined.…”