Subbarayappa, Adimurthy; Patoliya, Paresh U., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2009, vol. 48, # 4, p. 545 - 552
Process for the preparation of cis-hexahydroisoindolines
申请人:YUKI GOSEI KOGYO CO., LTD.
公开号:EP0899259A1
公开(公告)日:1999-03-03
The instant invention provides a process for the industrial preparation of cis-hexahydroisoindoline derivatives in high yields and stereoselective manner.
The instant invention relates to a process for the preparation of cis-hexahydroisoindoline derivative of formula II
wherein R2 is hydrogen, alkyl, benzyl, acyl or alkoxycarbonyl, by catalytic reduction of isoindoline derivative of formula I
wherein R1 is hydrogen, alkyl, benzyl, acyl or alkoxycarbonyl, wherein the catalytic reduction is carried out in the presence of a ruthenium, a rhodium or a palladium catalyst.
本发明提供了一种以高产率和立体选择性方式工业制备顺式六氢异吲哚啉衍生物的工艺。
本发明涉及一种制备式 II 的顺式六氢异吲哚啉衍生物的工艺
其中 R2 为氢、烷基、苄基、酰基或烷氧基羰基,通过催化还原式 I 的异吲哚啉衍生物制备的工艺
其中 R1 为氢、烷基、苄基、酰基或烷氧基羰基,催化还原在钌、铑或钯催化剂存在下进行。
US5932744A
申请人:——
公开号:US5932744A
公开(公告)日:1999-08-03
Subbarayappa, Adimurthy; Patoliya, Paresh U., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2009, vol. 48, # 4, p. 545 - 552
作者:Subbarayappa, Adimurthy、Patoliya, Paresh U.
DOI:——
日期:——
Process for the preparation of cis-hexahydroisoindoline derivatives
申请人:Yuki Gosei Kogyo Co., Ltd.
公开号:US05932744A1
公开(公告)日:1999-08-03
The instant invention provides a process for the industrial preparation of cis-hexahydroisoindoline derivatives in high yields and stereoselective manner. The instant invention relates to a process for the preparation of cis-hexahydroisoindoline derivative of formula II ##STR1## wherein R.sup.2 is hydrogen, alkyl, benzyl, acyl or alkoxycarbonyl, by catalytic reduction of isoindoline derivative of formula I ##STR2## wherein R.sup.1 is hydrogen, alkyl, benzyl, acyl or alkoxycarbonyl, wherein the catalytic reduction is carried out in the presence of a ruthenium, a rhodium or a palladium catalyst.