Processes and intermediates for preparing steric compounds
申请人:Tanoury J. Gerald
公开号:US20070244334A1
公开(公告)日:2007-10-18
This invention relates to processes and intermediates for the preparation of an alpha-amino beta-hydroxy acid of Formula 1
wherein the variables R
1
, R′
1
and R
2
are defined herein and the compound of Formula 1 has an enantiomeric excess (ee) of 55% or greater.
PROCESSES AND INTERMEDIATES FOR PREPARING STERIC COMPOUNDS
申请人:VERTEX PHARMACEUTICALS INCORPORATED
公开号:US20130131359A1
公开(公告)日:2013-05-23
This invention relates to processes and intermediates for the preparation of an alpha-amino beta-hydroxy acid of Formula 1
wherein the variables R
1
, R′
1
and R
2
are defined herein and the compound of Formula 1 has an enantiomeric excess (ee) of 55% or greater.
Process for preparing beta-amino-alpha-hydroxycarboxamides
申请人:Knaup Gunter
公开号:US20080015368A1
公开(公告)日:2008-01-17
The present invention is directed to a process for preparing β-amino-α-hydroxycarboxamides. The process works with epoxycarboxamides of the formula 2
which are reacted with ammonia or other amines.