| 摘要 |
1351785 Dinitroanilines BADISCHE ANILIN- & SODA-FABRIK AG 25 Aug 1971 [2 Sept 1970] 39785/71 Heading C2C Novel compounds of Formula I (in which one of R<SP>1</SP> and R<SP>2</SP> is NO 2 and the other is CH 3 , CF 3 or CH 3 SO 2 , R<SP>3</SP> is bromoethyl, alkylthioalkyl, azidoalkyl, acyloxyethyl or 2-acyloxypropyl, R<SP>4</SP> has the same meanings as R<SP>3</SP> and may also be H, alkyl, alkenyl or alkynyl each having up to 4 carbon atoms, hydroxyethyl, 2- hydroxypropyl, alkoxyalkyl, cyanomethyl, cyanoethyl or chloroethyl, and R<SP>3</SP> may also be chloroethyl when R<SP>4</SP> is H) are prepared by reacting an appropriate dinitro-(chloro or bromo)- benzene with an appropriate amine, or with an amine substituted by a hydroxyethyl or hydroxypropyl group, followed by treating the product with a halogenating or acylating agent or an alkali metal or alkaline earth metal azide. Herbicidal compositions comprise a compound I together with a solid or liquid carrier, and optionally a fertilizer, pesticide or plant growth regulator. |
