
Chemical and Pharmaceutical Bulletin p. 1581 - 1585 (2000)
Update date:2022-08-03
Topics:
Nakada, Masahisa
Takano, Masashi
Iwata, Yukitaka
The dianion of the acetoacetic ester reacts with epibromohydrin derivatives to afford a mixture of (Z)-2-alkoxycarbonylmethylidenetetrahydrofuran derivative and (E)-2-alkoxycarbonylmethylidenetetrahydropyran derivative. The selective formation of the tetr
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