(2-Ethoxy-Phenoxy)-Sulphonyl Isocyanate,2-氨基-4,6-二甲氧基嘧啶置于盐酸,水,乙醚体系中,用 二氯甲烷 用作溶剂,化学反应 16.0H,以145.0 G (91% Of Theory) Of 3-(4,6-Dimethoxypyrimidin-2-yl)-1-(2-Ethoxyphenoxysulfonyl)Urea Of Melting Point 145°-147oc. Are Obtained的收率获得乙氧嘧磺隆
参考文献:Heterocyclic 2-Alkoxyphenoxysulfonylureas And The Use Thereof As
标题:Heterocyclic 2-Alkoxyphenoxysulfonylureas And The Use Thereof As
摘要:公式i的化合物或其盐,其中r1为乙基,丙基或异丙基,R2为卤素,No2,Cf3,Cn,烷基,烷氧基,烷硫基或烷氧羰基,N为0,1,2或3,Y为o或s,R3为氢,烷基,烯基,炔基或烷氧基; R4为以下式的杂环基##str2## E为ch或n; G为o或ch2,R5和r6为氢,卤素,或为烷基,烷氧基或烷硫基,可选择地被卤素,烷氧基或烷硫基取代,或为--Nr12R13,--ochr7--Co2R12,(C3-C6)环烷基,(C3-C5)烯基,(C2-C4)炔基,(C3-C5)烯氧基或(C3-C5)炔氧基; R7为氢或烷基,R8为烷基,--Chf2或--Ch2Cf3; R9和r10为氢,烷基,烷氧基或卤素; R11为氢,烷基,--Chf2或ch2Cf3; R12和r13彼此独立地为氢,烷基,烯基或炔基,具有出色的除草和植物生长调节性能.