Zobrazeno 1 - 10
of 30
pro vyhledávání: '"DAVID A. PULMAN"'
Autor:
David A. Pulman
Publikováno v:
Journal of Agricultural and Food Chemistry. 59:2770-2772
Replacement of the pyrethronyl alcohol portion of the natural pyrethrins with the 5-benzyl-3-furylmethyl moiety gave bioresmethrin, a synthetic pyrethroid of high potency and safety but with limited photostability. Introduction of novel substituents
Publikováno v:
Pesticide Science. 46:237-245
5-tert-Butyl-2-(4-ethynylphenyl)pyrimidine and the corresponding 2,5-disubstituted-4H-1,3-thiazine block the GABA-gated chloride channel at c.20 and c.200 nM, respectively, measured as 50% inhibition of the binding of 1-(4-ethynylphenyl)-4-[ 3 H]prop
Publikováno v:
Pesticide Science. 44:69-74
4-tert-Butyl-2,6,7-trioxabicyclo[2.2.2]octanes and 5-tert-butyl- 1,3-dithianes with the 4-ethynylcyclohexyl substituent in the 1- and 2-positions, respectively, are potent insecticides modeled on their 4-ethynylphenyl and hex-5-ynyl analogs. The comp
Publikováno v:
Journal of Agricultural and Food Chemistry. 40:147-151
Publikováno v:
Pesticide Science. 18:223-228
Substituted phenylacetaldehydes, made by homologation of the benzaldehydes by Wittig condensation with a methoxymethylene ylid, were condensed under Wadsworth-Emmons conditions to give the substituted N-(2-methylpropyl)-6-phenylhexa-2,4-dienamides. E
Publikováno v:
Pesticide Science. 18:191-201
A group of naturally occurring isobutylamides and related compounds exhibit a range of biological properties including activity against insects. Their potential as a starting point for developing new insecticides, needed to control pests resistant to
Publikováno v:
Pesticide Science. 7:499-502
The insecticidal activities against houseflies (Musca domestica L.) and mustard beetles (Phaedon cochleariae Fab.) of 29 new 5-benzyl-3-furylmethyl 2,2-dimethyl-cyclopropane-carboxylates are compared with those of the corresponding chrysanthe-mate (b
Publikováno v:
Pesticide Science. 18:203-209
Following the discovery of insecticidal activity in (2E,4E)-N-(2-methylpropyl)-6-phenylhexa-2,4-dienamide, structural analogues containing variations of the central pentadiene system have been examined. They include the five compounds with extra meth
Publikováno v:
Pesticide Science. 9:105-111
Preparation of 3-phenoxybenzyl chrysanthemates and their dihalovinyl analogues substituted with a cyano group at the 2-, 6-, (R)-α-, or (S)-α- positions is described. The (R)- and (S)- isomers of α-cyano-3-phenoxybenzyl esters of 2,2-difluoro-, -d
Autor:
Paul E. Burt, Norman F. Janes, Michael Elliott, David A. Pulman, P. H. Needham, Andrew W. Earnham
Publikováno v:
Pesticide Science. 5:791-799
Esters of 2,2-dimethyl-3-(2,2-dichlorovinyl)-cyclopropanecarboxylic acid with appropriate alcohols are more active insecticides than the corresponding 3-isobutenyl compounds (chrysanthemates). (±)-Cis and (±)-trans forms of the dichloro acid are ob