Figueredo, Marta; Font, Josep; March, Pedro de, Chemische Berichte, 1989, vol. 122, p. 1701 - 1704
作者:Figueredo, Marta、Font, Josep、March, Pedro de
DOI:——
日期:——
Stereochemical studies on the 1,3-dipolar cycloaddition of 3,4,5,6-tetrahydropyridine 1-oxide to 2(5H)-furanones
作者:Pau Cid、Pedro de March、Marta Figueredo、Josep Font、Sergio Milán
DOI:10.1016/s0040-4039(00)92338-4
日期:1992.1
The 1,3-dipolar cycloaddition of 3,4,5,6-tetrahydropyridine 1-oxide, 1, to 2(5H)-furanones 2, 3, and 4 is investigated. Crucial nmr data are indicated to determine the conformational equilibria and stereochemistry of the adducts. The major products arise from exo transition states.