FIELD: chemistry.
SUBSTANCE: invention relates to crystal of 3-(difluoromethyl)-1-methyl-N-(1,1,3-trimethyl-2,3-dihydro-1H-inden-4-yl)-1H-pyrazole-4-carboxamide, which is at least one selected from a group consisting of the following: crystalline form of Ra1 type, on powder X-ray diffraction pattern of which, taken by means of Cu-Kα radiation, there are diffraction peaks at 2θ equal to 7.1 ± 0.2°, 8.6 ± 0.2°, 8.9 ± 0.2°, 9.1 ± 0.2°, 13.3 ± 0.2°, 14.0 ± 0.2°, 14.3 ± 0.2°, 14.8 ± 0.2°, 16.0 ± 0.2°, 16.4 ± 0.2°, 20.3 ± 0.2° and 20.6 ± 0.2°; crystalline form of type Ra2, on powder X-ray diffraction pattern of which, taken by means of Cu-Kα radiation, there are diffraction peaks at 2θ equal to 4.3 ± 0.2°, 8.5 ± 0.2°, 10.8 ± 0.2°, 11.4 ± 0.2°, 12.4 ± 0.2°, 12.8 ± 0.2°, 15.1 ± 0.2°, 16.1 ± 0.2°, 16.8 ± 0.2° and 19.1 ± 0.2°, and a crystalline form of type Ra3, on the X-ray powder pattern of which, taken using Cu-Kα radiation, there are diffraction peaks at 2θ equal to 3.6 ± 0.2°, 7.1 ± 0.2°, 7.4 ± 0.2°, 9.6 ± 0.2°, 11.9 ± 0.2°, 12.5 ± 0.2°, 12.9 ± 0.2°, 14.3 ± 0.2°, 15.7 ± 0.2° and 17.9 ± 0.2°, invention also relates to a composition for controlling plant disease caused by fungi, containing an effective amount of one or more crystals according to the invention and agriculturally acceptable auxiliary agents. Invention also relates to a method of controlling plant disease caused by fungi, which involves applying an effective amount of one or more crystals according to the invention to a plant or soil on which the plant grows.
EFFECT: technical result is 3-(difluoromethyl)-1-methyl-N-(1,1,3-trimethyl-2,3-dihydro-1H-indene-4-yl)-1H-pyrazole-4-carboxamide crystals, plant diseases.
7 cl, 23 dwg, 7 tbl, 5 ex
