Novel chiral compounds derived from hexanoic acid esters, preparation process and intermediates, use in the synthesis of chiral 2-(bromomethyl)-2-ethylhexanoic acid
Novel chiral compounds derived from hexanoic acid esters, preparation process and intermediates, use in the synthesis of chiral 2-(bromomethyl)-2-ethylhexanoic acid
NOVEL PROCESS FOR THE PREPARATION OF CHIRAL COMPOUNDS DERIVED FROM HEXANOIC ACID ESTERS AND INTERMEDIATES USED IN THE SYNTHESIS OF CHIRAL2-(BROMOMETHYL)-2-ETHYLHEXANOIC ACID
申请人:CROCO-STUERGA Veronique
公开号:US20080108847A1
公开(公告)日:2008-05-08
The present invention comprises a novel process for the preparation of a chiral compound of formula (I)
wherein R
1
is hydroxyl or a group which activates the carboxyl and R
2
is alkyl optionally substituted by halogen or benzyl, its preparation, its application in the synthesis of chiral 2-bromomethyl-2-ethylhexanoic acid and novel intermediates.
NOVEL PROCESS FOR THE PREPARATION OF CHIRAL COMPOUNDS DERIVED FROM HEXANOIC ACID ESTERS AND INTERMEDIATES USED IN THE SYNTHESIS OF CHIRAL-2-(BROMOMETHYL)-2-ETHYLHEXANOIC ACID
申请人:Crocq-Stuerga Veronique
公开号:US20100160670A1
公开(公告)日:2010-06-24
The present invention comprises a novel process for the preparation of a chiral compound of formula (I)
wherein R
1
is hydroxyl or a group which activates the carboxyl and R
2
is alkyl optionally substituted by halogen or benzyl, its preparation, its application in the synthesis of chiral 2-bromomethyl-2-ethylhexanoic acid and novel intermediates.
NOVEL PROCESS FOR THE PREPARATION OF CHIRAL COMPOUNDS DERIVED FROM HEXANOIC ACID ESTERS AND INTERMEDIATES USED IN THE SYNTHESIS OF CHIRAL 2-(BROMOMETHYL)-2-ETHYLHEXANOIC ACID
申请人:CROCQ-STUERGA Veronique
公开号:US20090163737A1
公开(公告)日:2009-06-25
The present invention comprises a novel process for the preparation of a chiral compound of formula (I)
wherein R
1
is hydroxyl or a group which activates the carboxyl and R
2
is alkyl optionally substituted by halogen or benzyl, its preparation, its application in the synthesis of chiral 2-bromomethyl-2-ethylhexanoic acid and novel intermediates.
Novel chiral compounds derived from hexanoic acid esters, preparation process and intermediates, use in the synthesis of chiral 2-(bromomethyl)-2-ethylhexanoic acid
申请人:Aventis Pharma S.A.
公开号:US20040147774A1
公开(公告)日:2004-07-29
A subject matter of the invention is a chiral compound of formula
1
where R
1
is hydroxyl or a group which activates the carboxyl and R
2
is alkyl optionally substituted by halogen or benzyl, its preparation, its application in the synthesis of chiral 2-bromomethyl-2-ethylhexanoic acid and novel intermediates.