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US4888430A Flourine-containing 5-trihalogenomethyl-isoxazoles and a process for their preparation 失效
含有面粉的5-三卤甲基异恶唑及其制备方法

Flourine-containing 5-trihalogenomethyl-isoxazoles and a process for
their preparation
摘要:
The present invention relates to new 5-trihalogenomethyl-isoxazoles of the formula (I) ##STR1## in which x represents 1, 2 or 3, and a process for their preparation by reacting the corresponding trichloromethylisoxazole with a fluorinating agent.
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