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
METHOD FOR THE PRODUCTION OF 1,4-BENZOTHIEPIN-1,1-DIOXIDE DERIVATIVES
申请人:Billen Guenter
公开号:US20110245486A1
公开(公告)日:2011-10-06
The invention relates to a method for producing 1,4-benzothiepin-1,1-dioxide derivatives substituted with benzyl groups.
这项发明涉及一种生产取代苯甲基基团的1,4-苯并噻吩-1,1-二氧化物衍生物的方法。
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.