C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/494.3
C07C 69/63 (2006.01) A01N 53/00 (2006.01) C07C 17/26 (2006.01) C07C 29/38 (2006.01) C07C 61/40 (2006.01) C07C 69/743 (2006.01) C07D 303/32 (2006.01) C07F 9/54 (2006.01)
Patent
CA 1261873
Abstract Halogenated Esters Compounds of formula: Image wherein Q represents a lower alkoxy group containing up to six carbon atoms, one of R1 and R2 represents a group of formula: W(CF2)m- where W represents an atom of hydrogen, fluorine, or chlorine and m has a value of one or two, and the other of R1 and R2 represents an atom of fluorine , chlorine or bromine, or a group formula: Image where each of X, Y and Z independently represents an atom of hydrogen, fluorine, or chlorine; and W' and W" each represent fluorine, chlorine or bromine, provided that W' is bromine when R2 is bromine. The compounds are useful as intermediates in the preparation of insecticides.
573357
Barlow Charles Brian
Syngenta Limited
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