2,6-二氯苯酚 、 potassium carbonate 、 丙烷-1-硫醇 、 1,2-二溴六氟丙烷 以
N,N-二甲基甲酰胺 为溶剂,
以produced 33.0 g of 2-(2-bromo-1,1,2,3,3,3-hexafluoropropanoxy)-1,3-dichlorobenzene as an oil的产率得到2-(2-bromo-1,1,2,3,3,3-hexafluoropropanoxy)-1,3-dichlorobenzene
参考文献:
名称:
Insecticidal urea substituted 2,3-dihydro- benzofuran and benzothiophene
Insecticidal urea substituted 2,3-dihydro- benzofuran and benzothiophene
申请人:FMC Corporation
公开号:US04636523A1
公开(公告)日:1987-01-13
Insecticidal compounds of the formula ##STR1## in which A and B are both halogen or hydrogen, or one of A and B is hydrogen, and the other of A and B is halogen; Z and W are independently O or S; the substituted benzofuranyl or benzothienyl group is attached at position 5 or 6; R is halogen; m is 0 to 3; R' is F or CF.sub.3 ; methods for their preparation and formulation, insecticidal compositions, and their use to control insects are disclosed.