发明申请
US20090131664A1 Method for Producing 4(3H)-Quinazolinone Derivative 审中-公开
生产4(3H) - 喹唑啉酮衍生物的方法

Method for Producing 4(3H)-Quinazolinone Derivative
摘要:
This invention is related to a method for producing 3-{4-[3-(1-pyrrolidinyl)propoxy]phenyl}-5-trifluoromethyl-4(3H)-quinazolinone comprising a step for reacting 2-methyl-5-trifluoromethyl-4H-3,1-benzoxazin-4-one with 4-[3-(1-pyrrolidinyl)propoxy]aniline or an acid-addition salt thereof, or 4-(1-cyclobutyl-4-piperidinoy9oxyaniline or acid addition salt thereof in the presence of an acid catalyst.
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