Novel benzofuran derivatives
AssigneeDaiichi Pharmaceutical Co., Ltd.
InventorsShin?apos;ichi Shimada, Shin Nomoto, Masayuki Okue, Ken?apos;ichi Kimura, Junji Nakamura, Yoshikazu Ikeda, Takeko Takada
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Abstract
The present invention provides novel benzofuran derivatives represented by the following formula (I) or salts thereof: 1 wherein Py is a 2-, 3-, or 4-pyridyl group and R is a substituted or unsubstituted phenyl group or a substituted or unsubstituted aromatic heterocyclic group. The present invention also relates to inhibitors of steroid 17α-hydroxylase and/or steroid C17-20 lyase and pharmaceutical compositions containing a benzofuran derivative of the above formula (I), or the salt.
Claims3
Benzofuran derivatives represented by the following formula (I), or salts thereof:
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- wherein Py is 2-, 3-, or 4-pyridyl group and r is substituted or unsubstituted phenyl group or substituted or unsubstituted aromatic heterocyclic group:
Dependencies are inferred from the claim text.