A NOVEL STEREOSELECTIVE SYNTHESIS OF A CHIRAL KEY INTERMEDIATE FOR THE PREPARATION OF VITAMIN D3

DOI: 10.1016/S0040-4039(01)91090-1

Source and publish data:

Tetrahedron Letters p. 3617 - 3620 (1984)

Update date:2022-08-04

Topics:

Authors:

Hatakeyama, Susumi

Numata, Hirotoshi

Takano, Seiichi

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Article abstract of DOI:10.1016/S0040-4039(01)91090-1

The cyclopentanone 3a, a key intermediate in the synthesis of vitamin D3 and its metabolites, has been prepared in optical active form using (S)-γ-trityloxymethyl-γ-butyrolactone (6) as a chiral building block.

Full text of DOI:10.1016/S0040-4039(01)91090-1

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