Synthesis p. 284 - 286 (1988)
Update date:2022-09-26
Topics:
Gupta, Akhilesh K.
Ila, H.
Junjappa, H.
The acylketene S,N-acetals 1a-c react with maleic anhydride (2) in refluxing acetonitrile to give the corresponding 3-pyrrolin-2-one-3-acetic acid derivatives 3a-c in good yields.Condensation of S,N-acetals 1a-j and 2 in presence of acetic anhydride direc
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