发明公开
EP0957090A1 Method for producing 3,3,4,4-tetramethyl-2-azetidinone 审中-公开
Verfahren zur Herstellung von 3,3,4,4-四甲基-2-氮杂环丁酮

Method for producing 3,3,4,4-tetramethyl-2-azetidinone
摘要:
The present invention provides a method for producing 3,3,4,4-tetramethyl-2-azetidinone comprising removing a chlorosulfonyl group from 1-chlorosulfonyl-3,3,4,4-tetramethyl-2-azetidinone using an alkali compound in the presence of a phase transfer catalyst, which has excellent operability and high yield and provides easy treatment of the waste liquid.
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