| abstract |
NEW MATERIAL: A compound represented by formula I [wherein Het denotes formulae II, III (wherein R 1 denotes H or 1-8C alkyl; X denotes O, S, or the like), or the like; Q denotes H or halogen; Y denotes halogen, alkyl, or the like; G denotes H or alkyl; and Z denotes H, alkenyl, or the like]. However, N-(1-methyl-indole-6-il)-phthalimido, 2-(1-ethyl-5-fluoro-1H-indole-6-il-4,5,6,7- tetrahydro-1H, isoindole-1,3-(2H)-dione, and the like are excluded. n EXAMPLE: N-(2-fluoro-1-propargyl-6-indolyl)-3,4,5,6-tetrahydrophthalimido. n USE: Herbicides. n PROCESS: A targeted compound wherein Het is formula II is obtained by reacting 6-aminoindole represented by formula IV and an anhydride represented by formula V (such as 3,4,5,6-tetrahydrophthalic acid anhydride) in the presence of a reaction auxiliary agent such as acetic anhydride preferably at 50 to 150°C. n COPYRIGHT: (C)1991,JPO |