[EN] MALONIC ACID DI-SALTS AND A METHOD FOR PREPARING MALONYL DIHALIDES [FR] DI-SELS D'ACIDE MALONIQUE ET PROCÉDÉ DE FABRICATION DE DIHALOGÉNURES DE MALONYLE
[EN] MALONIC ACID DI-SALTS AND A METHOD FOR PREPARING MALONYL DIHALIDES [FR] DI-SELS D'ACIDE MALONIQUE ET PROCÉDÉ DE FABRICATION DE DIHALOGÉNURES DE MALONYLE
Malonic acid di-salts and a method for preparing malonyl dihalides
申请人:E I DU PONT DE NEMOURS AND COMPANY
公开号:US09108965B2
公开(公告)日:2015-08-18
A compound of Formula 2 is disclosed
wherein R1, MA and MB are as defined in the disclosure.
Also disclosed is a method for preparing a compound of Formula 1
wherein R1 and X are as defined in the disclosure comprising contacting a compound of Formula 2 with a halogenating agent.
Also disclosed is a method for preparing a compound of Formula 4
wherein R1, R3 and R4 are as defined in the disclosure, comprising reacting a compound of Formula 5 wherein R3 and R4 are as defined in the disclosure with a compound of Formula 1, with a compound of Formula 1, the process of preparing the compound of Formula 4 includes the step of preparing the compound of Formula 1 from the compound of Formula 2 by the method disclosed above.
Also disclosed is compound that is methyl 3,5-dichlorobenzeneethanimidate methyl 3,5-dichlorobenzeneethanimidate or ethyl 3,5-dichlorobenzeneethanimidate or salts thereof.
MALONIC ACID DI-SALTS AND A METHOD FOR PREPARING MALONYL DIHALIDES
申请人:E. I. Du Pont de Nemours and Company
公开号:EP2791107A1
公开(公告)日:2014-10-22
US20140343284A1
申请人:——
公开号:US20140343284A1
公开(公告)日:2014-11-20
US9108965B2
申请人:——
公开号:US9108965B2
公开(公告)日:2015-08-18
[EN] MALONIC ACID DI-SALTS AND A METHOD FOR PREPARING MALONYL DIHALIDES<br/>[FR] DI-SELS D'ACIDE MALONIQUE ET PROCÉDÉ DE FABRICATION DE DIHALOGÉNURES DE MALONYLE
申请人:DU PONT
公开号:WO2013090547A1
公开(公告)日:2013-06-20
A compound of Formula (2) is disclosed: wherein R1, MA and MB are as defined in the disclosure. Also disclosed is a method for preparing a compound of Formula (1): wherein R1 and X are as defined in the disclosure comprising contacting a compound of Formula (2) with a halogenating agent. Also disclosed is a method for preparing a compound of Formula (4): wherein R1, R3 and R4 are as defined in the disclosure, comprising reacting a compound of Formula (5): wherein R3 and R4 are as defined in the disclosure with a compound of Formula (1), with a compound of Formula (1), the process of preparing the compound of Formula (4) includes the step of preparing the compound of Formula (1) from the compound of Formula (2) by the method disclosed above. Also disclosed is compound that is methyl 3,5-dichlorobenzeneethanimidate methyl 3,5 dichlorobenzeneethanimidate or ethyl 3,5 dichlorobenzeneethanimidate or salts thereof.