Synthesis of A-ring fragments of 1α,25-dihydroxyvitamin D3 and taxane diterpenoids: Effective construction of conjugated formylcyclohexene frameworks from isoxazolines

Article abstract of DOI:10.1016/S0040-4020(98)00273-7

This paper have delineated the effectiveness of [3+2] cycloaddition process in the synthesis of multifunctional 6-membered rings. The novel synthesis of chiral A-ring fragment of 1α,25-dihydroxyvitamin D₃ and also a novel route to A-ring fragme