N-Cyanoaziridines containing the grouping ##STR1## are obtained by reacting an ethylenically unsaturated compound with cyanogen azide (N3 CN). Exemplary is 3-cyanoazatricyclo[3.2.1.02.4 ] octane of the formula ##STR2## ...
|4098831||Nitrobenzotrichloride or bromide process|
In the hypohalite halogenation in a two phase aqueous/organic solvent medium of a mono- or dichloro- or bromo-methylnitrobenzene to a corresponding trihalomethylnitrobenzene, the improvement wherein the reaction is conducted in the presence of a phase tra...
The conversion of p-nitrobenzal bromide to p-nitrobenzotribromide, an intermediate in the preparation of the insecticide, 1,5-bis(4-trifluoromethylphenyl)-3-cyanoformazan, by reacting p-nitrobenzal bromide with an alkali or alkaline earth metal hypobromit...