2-substituted phenyl-2-oxazoline or thiazoline derivatives,...

C - Chemistry – Metallurgy – 07 – D

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C07D 263/14 (2006.01) A01N 43/74 (2006.01) A01N 55/00 (2006.01) C07D 263/10 (2006.01) C07D 277/10 (2006.01) C07D 413/12 (2006.01) C07D 417/12 (2006.01) C07F 7/10 (2006.01)

Patent

CA 2031766

2-Substituted phenyl-2-oxazoline derivatives or 2-substituted phenyl-2-thiazoline derivatives represented by the general formula (I) (see formula I) in which R1 and R2 may be same or different and each represents a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a nitro group, a lower haloalkyl group or a lower haloalkoxy group, with a proviso that R1 and R2 do not simultaneously represent hydrogen atoms; R3 represents a hydrogen atom, a halogen atom, a lower alkyl group or a lower alkoxy group: R4 represents an alkyl group having 7 or more of carbon atoms, an alkoxy group having 7 or more of carbon atoms, an alkylthio group, a lower alkoxy-lower alkyl group, a lower alkoxy-lower alkoxy group, an alkenyloxy group having 3 or more of carbon atoms, a lower alkynyloxy group, a tri(lower alkyl) silyl group, a cycloalkyl group which may be substituted by a lower alkyl group, or a group indicated by (see formula II) wherein B is a direct bonding, an oxygen atom, a lower alkylene group, a lower alkyleneoxy group, a lower alkylenedioxy group or a di(lower alkyl) silyl group, Q.is CH or N, n is 0 or an integer from 1 to 5, each R5 is a halogen atom, an alkyl group, an alkoxy group, a lower haloalkyl group, a lower haloalkoxy group or a tri(lower alkyl) silyl group, and when n is greater than 1, R5's may be same or different; A represents a direct bonding or a lower alkylene group; and Z represents an oxygen atom or a sulfur atom. This compound is useful as an insecticidal and/or acaricidal (mitecidal) agent.

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