[EN] PROCESS FOR PREPARATION OF (3R)-2,4-DI-LEAVING GROUP-3-METHYLBUT-1-ENE [FR] PROCÉDÉ DE PRÉPARATION DE (3R)-2,4-DI-GROUPE PARTANT-3-MÉTHYLBUT-1-ÈNE
PROCESS FOR PREPARATION OF (3R)-2,4-DI-LEAVING GROUP-3-METHYLBUT-1-ENE
申请人:ALPHORA RESEARCH INC.
公开号:US20140323744A1
公开(公告)日:2014-10-30
The specification relates to compounds and process for the preparation of a compound of formula 7,
where LG is a leaving group and hal is a halide and is Cl, Br or I. The compound of formula 7 can be useful in the preparation of natural products, such as halichondrin and its derivatives.