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US08563751B2 Method for manufacturing trimellitic anhydride aryl ester 有权
偏苯三酸酐芳基酯的制备方法

Method for manufacturing trimellitic anhydride aryl ester
摘要:
Disclosed is a method for manufacturing a trimellitic anhydride aryl ester in an efficient, high-yielding manner, wherein carboxylic acid lithium salt is used as a catalyst when a carboxylic acid aryl ester and trimellitic anhydride are caused to undergo an ester exchange reaction to manufacture a trimellitic anhydride aryl ester.
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