Tetrahedron p. 5367 - 5374 (1987)
Update date:2022-08-05
Topics:
Datta, Apurba
Ila, Hiriyakkanavar
Junjappa, Hiriyakkanavar
A facile method for highly stereoselective synthesis of α-arylidene (4a-d, 4f-h and 4j) and α-ethylidene (4e,4i)-γ-butyrolactones has been developed by acid catalyzed lactonization of the corresponding α-ylidene-γ,δ-unsaturated esters 3a-j.The required es
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