1. Academic Validation
  2. Total synthesis of a CD-ring: side-chain building block for preparing 17-epi-calcitriol derivatives from the Hajos-Parrish dione

Total synthesis of a CD-ring: side-chain building block for preparing 17-epi-calcitriol derivatives from the Hajos-Parrish dione

  • J Org Chem. 2011 Aug 19;76(16):6906-11. doi: 10.1021/jo201083w.
Karol Michalak 1 Jerzy Wicha
Affiliations

Affiliation

  • 1 Institute of Organic Chemistry, Polish Academy of Sciences, ul. Kasprzaka 44/52, 01-224 Warsaw, Poland.
Abstract

An efficient synthesis of the key building block for 17-epi-calctriol from the Hajos-Parrish dione involving a sequence of diastereoselective transformation of the azulene core and the side-chain construction is presented.

Figures
Products