3-((2S,5S)-4-METHYLENE-5-(3-OXOPROPYL)TETRAHYDROFURAN-2-YL)PROPANOL DERIVATIVES, THEIR PREPARATION AND INTERMEDIATES USEFUL THEREOF
申请人:ALPHORA RESEARCH INC.
公开号:US20160090391A1
公开(公告)日:2016-03-31
Discloses is a process for preparation of a compound of formula 11, or a derivative thereof, wherein PG
1
is an alcohol protecting group. Also, disclosed are intermediates and processes for their preparation. The compound of formula 11 can be useful in the preparation of halinchondrin analogs.
The title compound, C19H32O5S, is Obtained by selective reduction of the keto group of an adduct which results from a Diels-Alder reaction between a dienic lactone and an ethylenic keto-sulfoxide. The absolute configuration of the stereocentres is established.
PROCESS FOR PREPARATION OF 3-((2S,5S)-4-METHYLENE-5-(3-OXOPROPYL)TETRAHYDROFURAN-2-YL)PROPANOL DERIVATIVES AND INTERMEDIATES USEFUL THEREOF
申请人:ALPHORA RESEARCH INC.
公开号:US20150073157A1
公开(公告)日:2015-03-12
Discloses is a process for preparation of a compound of formula 7, or a derivative thereof, wherein PG
1
is an alcohol protecting group. Also, disclosed are intermediates and processes for their preparation. The compound of formula 7 can be useful in the preparation of halinchondrin analogs such as Eribulin.