首页> 外国专利> Compsn. for defoliating cotton plants - contain phenyl-sulphonyl- or hetero-aryl-sulphonyl-urea and opto n-phenyl-tetra:hydro-phthalimide synergist

Compsn. for defoliating cotton plants - contain phenyl-sulphonyl- or hetero-aryl-sulphonyl-urea and opto n-phenyl-tetra:hydro-phthalimide synergist

机译:Compsn。用于棉花植物的脱叶-包含苯基-磺酰基-或杂芳基-磺酰基-脲和光电正苯基-四-氢邻苯二甲酰亚胺增效剂

摘要

Compsns. for defoliating cotton plants contain a substd. sulphonylurea (I) or alkali metal or alkaline earth metal salt and opt. an N-phenyl-tetrahydrophthalimide synergist (II). A = (2-Cl-, 2-carbomethoxy-, 2-carboethoxy, 2-(2-chloroethoxy)-or 2-(2-methoxyethoy))-phenyl, 2-carbomethoxybenzyl, 3-dimethyl-carbamoyl-2-pyridyl, 1-methyl-4-methoxycarbonyl-5-pyrazolyl or 2-carbomethoxy-3-thienyl; R2 = H or methyl; R3 = methyl, methoxy, difluoromethoxy, Cl or methylamino; R4 = methyl, methoxy, difluoromethoxy or ethoxy; Z = CH or N; R5 = H, F or Cl; R6 = -CH=C(R7)-CO-OR8, OR11 or (i); R7 = H, Cl, Br, CN or 1-6C alkyl; R8 = H, 1-8C alkyl, 1-8C alkenyl, 3-4C alkynyl, 1-8C akloxyalkyl, 1-8C alkylthioalkyl, phenyl-1-8C alkyl or 3-6C cycloalkyl; R9 = H or 1-4C alkyl opt. substd. by OH, halogen, CN, SH, 1-4C alkoxy, 1-4C alkylthio, 1-4C alkylcarbonyloxy or 1-4C alkoxycarbonyl-1-4C alkylthio; R10 = H or 1-3C alkyl; R11 = 1-4C alkyl, 3-4C alkenyl, 3-4C alkynyl, 1-4C alkylcarbonyl, 1-4C alkoxycarboinyl-1-4C alkyl, tetrahydrofurfuryl, dihydropyranylmethyl, dihydrothio-pyranylmethyl, tetrahydropyranylmethyl or tetrahydrothiopyranyl-methyl; X = O or S; n = 0 or 1. USE/ADVANTAGE - The new compsns., which are applied prior to reaping, are active in low amts., e.g. 0.1g-3 kg/ha. They effectively prevent the appearance of new shoots and give higher quality fibre. The compsns. are better defoliants than compsns. contg. the cpds. described in eg DE3413565 and US4127405.
机译:Compsns。用于棉花植物脱叶的物质。磺酰脲(I)或碱金属或碱土金属盐,然后选择。 N-苯基-四氢邻苯二甲酰亚胺增效剂(II)。 A =(2-Cl-,2-羰基甲氧基-,2-羰基乙氧基,2-(2-氯乙氧基)-或2-(2-甲氧基乙氧基))-苯基,2-羰基甲氧基苄基,3-二甲基氨基甲酰基-2-吡啶基,1-甲基-4-甲氧基羰基-5-吡唑基或2-羰基甲氧基-3-噻吩基; R 2 = H或甲基; R3 =甲基,甲氧基,二氟甲氧基,Cl或甲氨基; R4 =甲基,甲氧基,二氟甲氧基或乙氧基; Z = CH或N; R5 = H,F或Cl; R6 = -CH = C(R7)-CO-OR8,OR11或(i); R7 = H,Cl,Br,CN或1-6C烷基; R8 = H,1-8C烷基,1-8C烯基,3-4C炔基,1-8C烷氧基烷基,1-8C烷硫基烷基,苯基-1-8C烷基或3-6C环烷基; R9 = H或1-4C烷基。取代OH,卤素,CN,SH,1-4C烷氧基,1-4C烷硫基,1-4C烷羰基氧基或1-4C烷氧基羰基-1-4C烷硫基; R10 = H或1-3C烷基; R11 = 1-4C烷基,3-4C烯基,3-4C炔基,1-4C烷基羰基,1-4C烷氧基羰基-1-4C烷基,四氢糠基,二氢吡喃基甲基,二氢硫代-吡喃基甲基,四氢吡喃基甲基或四氢硫代吡喃基-甲基; X = O或S; n = 0或1。使用/优势-在收割之前应用的新配件在较低的地面(例如拖拉机)中有效。 0.1g-3 kg /公顷。它们有效地防止了新芽的出现并提供了更高质量的纤维。 compsns。比compsns更好的脱叶剂。续cpds。在例如DE3413565和US4127405中描述。

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