摘要:
Dioxolane derivatives of the formula ##STR1## wherein R.sub.1 represents a hydrogen atom, a C.sub.1 -C.sub.7 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.2 -C.sub.3 -alkenyl, C.sub.2 -C.sub.3 -alkinyl, C.sub.2 -C.sub.4 -methoxyalkyl, chloromethyl or benzyl group, R.sub.2 represents a hydrogen atom, a C.sub.1 -C.sub.6 -alkyl group, or R.sub.1 and R.sub.2 together represent the --(CH.sub.2).sub.n --group, in which n is 4 or 5, or together with the carbon atom to which they are attached represent the group ##STR2## a process for the manufacture of these compounds and compositions which contain them as active component for use in pest control, particularly in storage protection, as ectoparasiticides and for regulating plant growth.
摘要:
New acetals and a composition and method for combatting and controlling animal and plant pests, especially insects and in particular fruit and citrus pests. The pesticidally active acetals correspond to the formula ##STR1## wherein X represents --CH.sub.2, --O-- or --S--,Y represents --O-- or --S--,R.sub.1 represents hydrogen or C.sub.1 --C.sub.3 -alkyl, andR.sub.2 represents C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.3 -halogenoalkyl, C.sub.3 -C.sub.4 -alkenyl or C.sub.3 -C.sub.4 -alkynyl.
摘要:
New phenoxy-phenyl ethers, their manufacture and use for the control of insects and representatives of the order acarina are disclosed. The compounds correspond to the formula ##STR1## wherein W represents --O--, --S--,R.sub.1 represents C.sub.1 --C.sub.6 -alkyl, C.sub.3 --C.sub.6 -cycloalkyl or C.sub.5 --C.sub.6 -cycloalkenyl, C.sub.2 --C.sub.4 -haloalkenyl, C.sub.3 --C.sub.5 -alkynyl, C.sub.2 --C.sub.4 -alkenyl or benzyl,R.sub.2 represents hydrogen, methyl or ethyl,R.sub.3 represents hydrogen or methyl, orR.sub.2 and R.sub.3 together with the chain represent a 5- or 6-membered saturated ring, andR.sub.4 and R.sub.5 each represent hydrogen or methyl.
摘要:
New compounds of the following formula are described ##STR1## wherein R.sub.1 represents a hydrogen or halogen atom or a methyl radical,R.sub.2 represents a hydrogen atom or a methyl radical,R.sub.3 represents a hydrogen or halogen atom or a methyl or ethyl radical, andR.sub.4 represents a hydrogen or halogen atom or a methyl or C.sub.1 -C.sub.4 -alkoxy radical,R.sub.5 represents a hydrogen atom or a methyl radical, whileR.sub.6 stands for a hydrogen atom, orR.sub.5 and R.sub.6 together form a carbon-carbon bond,X represents a sulphur atom or a sulphinyl, sulphonyl or sulphonyloxy group,Y represents an oxygen atom or sulphur atom or an imino group, andn represents 0 or the number 1.Processes for producing these compounds, as well as compositions and methods for pest control, using the new compounds as active substance.
摘要:
3-(2,2-Dichlorovinyloxy)-benzylesters of the formula ##STR1## wherein each of R.sub.1 and R.sub.2 independently represent fluoro, chloro, bromo or methyl,R.sub.3 represents hydrogen or methyl,R.sub.4 represents hydrogen or cyano, processes for their production and their use in pest control.
摘要:
The invention relates to novel etherified cycloalkanols of the formula ##STR1## wherein X.sub.1 represents oxygen, sulphur or methylene, X.sub.2 represents oxygen or sulphur, A represents an unsubstituted or substituted phenyl radical and n is an integer from 1 to 10 inclusive, and processes for the production thereof.These compounds, especially 2-(4-phenoxyphenoxy)-cyclo-pentan-1-ol, effect a lowering of the lipid content in the blood serum. They are also intermediates for the production of insecticidal cyclopropanecarboxylic acid esters.
摘要:
2,2-Dimethyl-4,5-benzospiro(2,4)-heptane-1-carboxylic acid esters and 2,2-dimethyl-4,5-benzospiro(2,4)hepta-4,6-diene-1-carboxylic acid esters of the formula ##STR1## wherein R.sub.1 and R.sub.2 are each hydrogen or together are a carbon-carbon bond, processes for producing them and their use in combatting pests.
摘要:
New compounds of the formula ##STR1## wherein R.sub.1 represents C.sub.1 -C.sub.4 -alkyl,R.sub.2 represents methyl or ethyl,Y represents O, --CH.sub.2, C=O or S, and one of the radicals Z or W stands for oxygen, while the other represents sulphur, are disclosed, a process for their preparation and a method for combating pests by applying the compounds to the said pests.
摘要:
Dioxolane derivatives of the formula ##STR1## wherein R.sub.1 represents a hydrogen atom or a C.sub.1 -C.sub.4 -alkyl group,R.sub.2 represents the radical ##STR2## each of R.sub.3 and R.sub.4 independently represents a hydrogen atom, a halogen atom, a C.sub.1 -C.sub.4 -alkyl, methoxy or ethoxy group, a process for the manufacture of these compounds and a method of controlling pests, in particular in storage protection, and for regulating plant growth, which comprises the use of compositions which contain the compounds as active component.
摘要:
New ethers of the formula ##STR1## are disclosed, wherein R.sub.1 represents an alkyl group having 1 to 4 carbon atoms andY represents an oxygen or sulphur atom. These compounds are useful as pesticides, especially for the control of insects and pests of the order Acarina. The compounds are also useful for combating ectoparasites which affect livestock and domestic animals.