Piperazine derivatives and their use in controlling pests

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C514S253010, C424S405000, C544S358000, C544S359000, C544S360000

Reexamination Certificate

active

07807679

ABSTRACT:
The use of a compound of formula (I) wherein Y is a single bond, C═O, C═S or S(O)mwhere m is 0, 1 or 2; the ring is a 6-membered aromatic or is a 5 or 6 membered heteroaromatic ring; Ra, R1, R2, R4and R8are specified organic groups; n and p are independently 0-4; or salts or N-oxides thereof or compositions containing them in controlling insects, acarines, nematodes or molluscs. Novel compounds are also provided.

REFERENCES:
patent: 3457263 (1969-07-01), Regnier et al
patent: 0103464 (1984-03-01), None
patent: 0242310 (2002-05-01), None
patent: 2004089905 (2004-10-01), None
Kinnamon et al. (“Polyamines: agents with macrofilaricidal activity” Annals of Tropical Medicine & Parasitology, 93 (8), 1999, 851-858).
Guillaumel, J. et al, “Synthesis of bis-heteroaryl piperazine derivatives as potential reverse transcriptase ihibitors”. J. Heterocyclic Chem., vol. 38, pp. 985-988, compounds 5A-6G, 2001.

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