- Direct and selective N-monoalkynylation and N-monoalkenylation of anilines with alky(e)nyl methanesulfonates using methylmagnesium bromide as a base
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Several anilines were directly N-monoalkynylated and N-monoalkenylated with alkynyl methanesulfonates and alkenyl methanesulfonates, respectively, using methylmagnesium bromide as a base in good yields with high selectivities.
- Yoshida, Yoshihiro,Tanabe, Yoo
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p. 533 - 535
(2007/10/03)
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- Iminophenylthiazolidines, process of preparation and method of use
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A 2-iminophenyl thiazolidine having the formula STR1 wherein R is hydrogen or methyl; R1 is halo, nitro, cyano, C1 -C4 alkyl, C1 -C4 alkoxy, perhalomethyl, difluoromethyl, pentafluoroethyl, trifluoromethylthhio, difluoromethoxy, trifluoromethoxy, tetrafluoroethoxy, methylsulfonyl, C1 -C4 alkyloxyiminomethyl, benzyloxyiminomethyl, 1-(C1 -C4 alkyl)-oxyiminoethyl or 1-benzyloxyiminoethyl; R2 is hydrogen or halo; R3 and R4 are independently hydrogen, halo, nitro, cyano, C1 -C4 haloalkyl, C1 -C4 alkyl, C1 -C4 fluoroalkoxy, C1 -C4 alkoxy or C1 -C4 alkylthio; and X is hydrogen or halogen. Also disclosed is a process for making the compounds and a method of use which comprises applying the compound or composition to the locus where control is desired.
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- Aromatic N-substituted halo-substituted-2-pyrrolidinones and their utility as herbicides
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Monocyclic aromatic N-substituted halo-2-pyrrolidinones having the formula STR1 in which X is hydrogen, chlorine or methyl; Y is hydrogen, chlorine or bromine, Z is chlorine or bromine; R2 is alkyl or hydrogen; R is hydrogen, alkyl, acetyl, chlorine, bromine, fluorine, iodine, trifluoromethyl, nitro, cyano, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, trifluoromethylthio, trifluoromethylsulfinyl, trifluoromethylsulfonyl, pentafluoropropionamido, or 3-methylureido; and R1 is hydrogen, alkyl, chlorine or trifluoromethyl. The compounds of this invention are prepared by a novel process and are useful as herbicides.
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