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.)
Expired
Application number
GB18623/33A
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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Filing date
Publication date
Application filed by IG Farbenindustrie AGfiledCriticalIG Farbenindustrie AG
Publication of GB399769ApublicationCriticalpatent/GB399769A/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
6-bromo and 6-chloro-2 : 4-dinitraniline are obtained by passing elementary bromine or chlorine into an aqueous suspension of 2 : 4-dinitraniline at moderately-raised temperature, 40-60 DEG C., with continuous stirring. The product is isolated by filtration and is very pure. Examples of chlorination and bromination are given.
GB18623/33A1932-07-021933-06-30Manufacture of 6-bromo (or -chloro)-2:4-dinitraniline
ExpiredGB399769A
(en)