STEREOSELECTIVE SYNTHESIS OF STEROID SIDE CHAIN AND CD-RINGS. A ROUTE TO (+/-)-DE-AB-CHOLESTA-8(14),22-DIEN-9-ONE.

DOI: 10.1016/S0040-4039(00)88931-5

Source and publish data:

Tetrahedron Letters p. 4463 - 4466 (1985)

Update date:2022-08-05

Topics:

Authors:

Takahashi, Takashi

Ueno, Hiroaki

Miyazawa, Masahiro

Tsuji, Jiro

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Article abstract of DOI:10.1016/S0040-4039(00)88931-5

The stereoselective synthesis of (+/-)-de-AB-cholesta-8(14),22-dien-9-one from (+/-)-erythro-6-benzyloxy-5-hydroxy-8-methyl-1-tetrahydropyranyloxy-3(Z)-nonene by two Claisen rearrangements as a precursor of vitamin D³ is presented.

Full text of DOI:10.1016/S0040-4039(00)88931-5

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