A facile route to 20-hydroxyecdysone and side chain homologues from poststeron

DOI: 10.1016/S0040-4020(01)80901-7

Source and publish data:

Tetrahedron p. 3753 - 3772 (1991)

Update date:2022-08-04

Topics:

Authors:

Hedtmann, Udo

Klintz, Ralf

Hobert, Kurt

Frelek, Jadwiga

Vlahov, Iontscho

Welzel, Peter

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Article abstract of DOI:10.1016/S0040-4020(01)80901-7

A flexible approach to ecdysteroids, chain elongated at C-26 and C-27, is reported. Key features are the addition of 5-lithio 2,3-dihydrofurans (3) to poststeron (10) and a stereoselective reduction of the 22-∞ group.

Full text of DOI:10.1016/S0040-4020(01)80901-7

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