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Synthesis of Fused-Ring α-Methylene-γ-butyrolactones

✍ Scribed by Marshall, James A.; Cohen, Noal


Book ID
120301534
Publisher
American Chemical Society
Year
1965
Tongue
English
Weight
832 KB
Volume
30
Category
Article
ISSN
0022-3263

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## Optically active a-methylene-y-butyrolactones fused to five or six-membered carbocyclic ring were synthesized in 64-9270 enantiomeric excess using the intramolecular Hosomi reaction of w-formylated p-(chiral)akqcarbonylallylsilanes. In 1987 we reported a facile synthesis of a-methylene-y-lacton

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