[EN] METHOD FOR PREPARATION OF CHLORINATED S-PROPYLTHIOBARBITURIC ACID<br/>[FR] PROCÉDÉ DE PRÉPARATION D'ACIDE S-PROPYLTHIOBARBITURIQUE CHLORÉ
申请人:LONZA AG
公开号:WO2019016111A1
公开(公告)日:2019-01-24
The invention discloses a method for preparation of 4,6-dichloro-5-nitro-2- (propylthio)pyrimidine by conversion of 5-nitro-2-propylthiopyrimidine-4,6-diol with phosgene in the presence of DMF.
Method for preparation of chlorinated s-propylthiobarbituric acid
申请人:LONZA LTD
公开号:US10689350B1
公开(公告)日:2020-06-23
The invention discloses a method for preparation of 4,6-dichloro-5-nitro-2-(propylthio)pyrimidine by conversion of 5-nitro-2-propylthiopyrimidine-4,6-diol with phosgene in the presence of DMF.