Heterocyclic pesticidal compounds

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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549 4, 549 20, 549 22, A01N 4332, C07D33908

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active

055020739

ABSTRACT:
Compounds of the formula (I) ##STR1## which contain between 10 and 27 carbon atoms, and wherein m and n are independently selected from 0, 1 and 2; R.sup.2a is hydrogen, methyl, or ethyl; R.sup.2b is acetylene or contains between 3 and 18 carbon atoms and is a group R.sup.7, wherein R.sup.7 is a C.sub.1-13 non-aromatic hydrocarbyl group, optionally substituted by a cyano or C.sub.1-4 carbalkoxy group and/or by one or two hydroxy groups and/or by one to five halo atoms which are the same or different and/or by one to three groups R.sup.8 which are the same or different and each contain one to four hetero atoms, which are the same or different and are chosen from oxygen, sulphur, nitrogen and silicon, 1 to 10 carbon atoms and optionally 1 to 6 fluoro or chloro atoms or R.sup.2b is a 6-membered aromatic ring substituted by cyano and/or by one to three groups R.sup.8 and/or by a group --C.tbd.CH, --C.tbd.C-R.sup.7 or C.tbd.C-halo and/or by one to five halo atoms and/or by one to three C.sub.1-4 haloalkyl groups wherein R.sup.7 and R.sup.8 are as hereinbefore defined; R.sup.4 and R.sup.6 are the same or different and are chosen from hydrogen, methyl, trifluoromethyl or cyano; and R.sup.5 is hydrogen or methyl provided that R.sup.2b is not propyl or butyl are described which have pesticidal activity, particularly against arthropod pests. Pesticidal formulations containing the compounds of the formula (I), their use in the control of pests and method for their preparation are also disclosed.

REFERENCES:
patent: 3878216 (1975-04-01), Schneider
patent: 4640929 (1987-02-01), Mitsudera et al.
Bailer, J. Tetrahedron, vol. 36 pp. 901-911 (1980).
Prill, E. A. et al, Contributions from Boyce Thompson Institute vol. 14, pp. 397-403, 1947.
Chemical Abstracts 88(11):74354g. Kubota et al. (1977).
Eliel, Ernest L. et al. J. Am. Ch. Soc. 98-12, Jun. 9, 1976 p. 3583.

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