6988-21-2Relevant articles and documents
Fluid insecticidal formulations for treatment of parasitic insect larvae by dermal application
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, (2008/06/13)
The present invention relates to the use of polysiloxanes containing at least one quaternary ammonium group as formulation auxiliary in formulations of larvicidal and/or ovicidal active compounds and to compositions containing a) a larvicidal and/or ovicidal active compound and b) a polysiloxane derivative with at least one quaternary ammonium group per molecule, and, if appropriate, further auxiliaries and carriers.
Process for the preparation of substituted-phenyl-N-alkyl-carbamates
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, (2008/06/13)
A process for the preparation of a substituted-phenyl-N-alkyl-carbamate of the formula STR1 wherein R1 and R2 form part of a carbamoyloxy group and are identical or different and each is hydrogen or lower alkyl, R is halogen, formyl group or a group of the formula STR2 in ortho or meta-position to the carbamoyloxy group, wherein X1 and X2 are identical or different and each is oxygen or sulphur and R3 and R4 are identical or different and each is alkyl, alkenyl or alkynyl or together form a 5-membered saturated or unsaturated heterocycle in which X1 and X2 are heteroatoms, said process comprising reacting a compound of the formula STR3 in the presence of a base with a compound of the formula STR4 wherein A is phenyl substituted with two or more electron withdragroups.