Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ind Quimica Agropecuaria S A
Original Assignee
Ind Quimica Agropecuaria S A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE2438120Aexternal-prioritypatent/DE2438120A1/en
Application filed by Ind Quimica Agropecuaria S AfiledCriticalInd Quimica Agropecuaria S A
Priority to ES544777ApriorityCriticalpatent/ES544777A0/en
Publication of ES8604527A3publicationCriticalpatent/ES8604527A3/en
Publication of ES544777A0publicationCriticalpatent/ES544777A0/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
The esters of formula (I) in which R1 is 1-4C alkyl, R2 and R3 are H or halogen, nitro, thiocyanate, opt. branched 1-8C alkyl, alkaryl e.g. benzyl, phenyl or other substit. gps., are made by reaction of an o-phenylene diamine of formula (II) with alkyl N-(dichloromethylene) carbamate cpds. of formula (III).
ES544777A1974-08-081985-06-12
A PROCEDURE FOR OBTAINING ALKYL ESTERS OF BENCIMIDAZOLCARBAMIC ACIDS
GrantedES544777A0
(en)