The present invention relates to an aromatase inhibiting composition which contains a compound of the formula:
wherein R is hydroxy, lower alkoxy or amino which may be substituted by lower alkyl; R¹ is hydrogen or lower alkyl; and A is hydrogen, a group of the formula
in which R² is hydroxy, lower alkoxy or amino which may be substituted by lower alkyl and R³ is hydrogen or lower alkyl, or a group of the formula
in which R⁴ and R⁵ are independently hydrogen or lower alkyl, or a salt thereof.
The present composition is useful in the prevention and treatment of estrogen-dependent diseases, such as breast cancer.
本发明涉及一种芳香化酶抑制组合物,该组合物含有一种式化合物:
其中R是羟基、低级烷
氧基或可被低级烷基取代的
氨基;R¹是
氢或低级烷基;和A是
氢、式中的基团
其中 R² 是羟基、低级烷
氧基或可被低级烷基取代的
氨基,R³ 是
氢或低级烷基,或一个式中的基团
式中 R⁴ 和 R⁵ 独立地为
氢或低级烷基的基团,或其盐。
本组合物可用于预防和治疗
雌激素依赖性疾病,如乳腺癌。