Ciba-geigy Corporation

Odd Kristiansen

Jozef Drabek

Laurenz Gsell

Saleem Farooq

Manfred Boger

Peter Ackermann

Ernst Beriger

Rudolf Wehrli

Peter Maienfisch

Josef Ehrenfreund

Haukur Kristinsson

Willy Meyer

Dieter Durr

Werner Topfl

Jean-Claude Gehret

Alfons Pascual

Roger G Hall

Kurt Rufenacht

Volker Dittrich

Victor Fluck

Wolfgang Eckhardt

Helmut Zondler

Robert Nyfeler

Elmar Sturm

Robert W Lang

Urs Muller

Jorg Bader, Deceased

Compounds of formula I ##STR1## where R.sub.1 -R.sub.5, R.sub.8, R.sub.13, m and n are as defined herein. The novel compounds have valuable biocidal properties. They can be used in crop protection for protecting cultivated plants against attack by pests, and for controlling those pests.

Aminopyrimidine derivatives as microbicides, insecticides and acaricides

Compounds of the formula ##STR1## wherein each of o and p, independently of the other, is 0, 1, 2, 3, 4 or 5, the radicals R.sub.1 being the same or different when o is greater than 1 and the radicals R.sub.2 being the same or different when p is greater than 1;

Benzophenonehydrazones

Novel 3-picoline-N-oxides of formula I ##STR1## wherein R.sub.1 and R.sub.2 independently of each other are hydrogen or halogen, R.sub.3 is hydrogen or C.sub.1 -C.sub.4 alkyl, n is the number two or three, and Y is nitrogen or the methine group, can be used as pesticides. Especially insects are controlled.

Picoline oxides

A process for the preparation of 1,3-disubstituted 2-nitroguanidines of the formula I ##STR1## in which R.sub.1 is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.2 is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.6 cycloalkyl or a radical --CH.sub.2 B; A is an unsubstituted or mono- to tetrasubstituted aromatic or non-aromatic, monocyclic or bicyclic heterocyclic radical, which may contain one or two substituents from the group comprising C.sub.1 -C.sub.3 haloalkyl having 1 to 7 halogen atoms, cyclopropyl, halocyclopropyl having 1 to 3 halogen atoms, C.sub.2 -C.sub.3 alkenyl, C.sub.2 -C.sub.3 alkynyl, C.sub.2 -C.sub.3 haloalkenyl and C.sub.2 -C.sub.3 haloalkynyl having 1 to 4 halogen atoms, C.sub.1 -C.sub.3 haloalkoxy having 1 to 7 halogen atoms, C.sub.1 -C.sub.3 alkylthio, C.sub.1 -C.sub.3 haloalkylthio having 1 to 7 halogen atoms, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro and one to four substituents from the group comprising C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 alkoxy and halogen; and B is optionally substituted phenyl or pyridyl, which comprises hydrolysing a compound of the formula II ##STR2## in which R.sub.3 is unsubstituted or substituted C.sub.1 -C.sub.10 alkyl, C.sub.3 -C.sub.6 cycloalkyl, phenyl or benzyl. The compounds of the formula I are suitable as intermediates for the preparation of pesticides.

Process for the preparation of nitroguanidine derivatives

Compounds of formula ##STR1## wherein R.sub.1 is hydrogen, C.sub.1 -C.sub.4 alkyl or C.sub.3 -C.sub.6 cycloalkyl, R.sub.2 is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.3 is hydrogen, C.sub.1 -C.sub.4 alkyl or C.sub.3 -C.sub.6 cycloalkyl and R.sub.4 is C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.6 cycloalkyl or --CH.sub.2 CH.sub.2 COOR.sub.7, or R.sub.3 and R.sub.4 together are --(CH.sub.2).sub.4 -- or --(CH.sub.2).sub.5 --, R.sub.5 is hydrogen, C.sub.1 -C.sub.4 alkyl, ##STR2## --CH.sub.2 OCH.sub.3, --CN, --COOR.sub.7 or ##STR3## R.sub.6 is hydrogen, chlorine, methyl or nitro, R.sub.7 and R.sub.8 are each methyl or ethyl, A is an unsubstituted or mono- to tetra-substituted, aromatic or non-aromatic, monocyclic or bicyclic, heterocyclic radical, one or two substituents being selected from the group consisting of C.sub.1 -C.sub.3 haloalkyl, cyclopropyl, halocyclopropy, C.sub.2 -C.sub.3 alkenyl, C.sub.2 -C.sub.3 alkynyl, C.sub.2 -C.sub.3 haloalkenyl, C.sub.2 -C.sub.3 haloalkynyl, C.sub.1 -C.sub.3 haloalkoxy, C.sub.1 -C.sub.3 alkylthio, C.sub.1 -C.sub.3 haloalkylthio, allyloxy, propargyloxy, allylthio, propargylthio, haloallyloxy, haloallylthio, cyano and nitro, and from one to four substituents being selected from the group consisting of C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 alkoxy and halogen, and .dbd.X is .dbd.N--NO.sub.2, .dbd.CH--NO.sub.2, .dbd.N--CN or .dbd.CH--CO--CF.sub.3, in free form or in the form of acid addition salts, can be used as agrochemical active ingredients and can be prepared in a manner known per se.

Pyridine compounds which are useful as pesticides

There are disclosed novel substituted N-amino-1,2,4-triazinones of formula I ##STR1## wherein R.sub.1 is C.sub.1 -C.sub.12 alkyl or C.sub.3 -C.sub.7 cycloalkyl,

Pest control agents

The invention relates to novel substituted phenylthioureas, phenylisothioureas and phenylcarbodiimides of formula I ##STR1## wherein Z is ##STR2## or --N.dbd.C.dbd.N--; R.sub.1 is C.sub.1 -C.sub.12 alkyl, C.sub.3 -C.sub.10 alkenyl, C.sub.3 -C.sub.10 alkynyl, C.sub.3 -C.sub.8 cycloalkyl, C.sub.1 -C.sub.3 alkyl substituted by 1 or 2 C.sub.3 -C.sub.6 cycloalkyl radicals, or is alkoxyalkyl containing a total of 3 to 10 carbon atoms, halogen-substituted C.sub.1 -C.sub.12 alkyl, polycyclic C.sub.7 -C.sub.10 cycloalkyl, or phenyl(C.sub.1 -C.sub.5)alkyl which may be substituted in the phenyl moiety by 1 or 2 identical or different members selected from the group consisting of halogen, methoxy, ethoxy and C.sub.1 -C.sub.5 alkyl,

Substituted thioureas, isothioureas and carbodiimides

The invention relates to novel substituted N-phenylthioureas, N-phenylisothioureas and N-phenylcarbodiimides of formula ##STR1## wherein R.sub.1 to R.sub.5 and Z are as defined in the specification. The invention further relates to the preparation of said compounds and to compositions containing them for use in pest control, especially for controlling insects and representatives of the order Acarina that are pests of plants and animals, in particular plant-destructive sucking and eating pests.

Substituted thioureas, isothioureas and carbodiimides and use as

Substituted N-phenylthioureas, N-phenylisothioureas and N-phenylcarbodiimides of formula ##STR1## wherein R.sub.1 is C.sub.1 -C.sub.12 alkyl, C.sub.3 -C.sub.8 cycloalkyl, polycyclic alkyl containing a total of 7 to 10 carbon atoms, C.sub.1 -C.sub.12 alkyl which is substituted by 1 to 12 halogen atoms, C.sub.1 -C.sub.4 alkyl which is substituted by one or two C.sub.3 -C.sub.6 cycloalkyl radicals, alkoxyalkyl containing a total of 3 to 10 carbon atoms, C.sub.1 -C.sub.5 alkyl which is substituted by a phenyl radical, C.sub.1 -C.sub.5 alkyl which is substituted by a phenyl radical which is in turn substituted by one or two members selected from the group consisting of halogen, methyl, methoxy and ethoxy; or is C.sub.3 -C.sub.10 -alkenyl or C.sub.3 -C.sub.10 alkynyl, R.sub.2 is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.3 is C.sub.1 -C.sub.4 alkyl, R.sub.4 is hydrogen or C.sub.1 -C.sub.4 alkyl, and R.sub.5 is a defined nitrogen-containing heterocyclic radical, and Z is a group selected from ##STR2## and salts thereof, the preparation of said compounds and compositions containing them for use in pest control.

Substituted thioureas, isothioureas and carbodiimides and their use as

The invention relates to 2-mercapto-5-pyridyl-1,3,4-oxadiazoles and 2-mercapto-5-pyridyl-1,3,4-thiadiazoles of the formula I ##STR1## wherein X is oxygen or sulfur,

2-mercapto-5-pyridyl-1,3,4-oxadiazoles and

The invention relates to pesticidal compositions which contain 2-(3-pyridyl)-1,3,4-thiadiazoles or 5-(3-pyridyl)-1,2,4-thiadiazoles of the formula ##STR1## wherein R.sub.1 is ##STR2## and each of R.sub.2 and R.sub.3 is hydrogen or C.sub.1 -C.sub.4 alkyl, to the novel compounds of the formula I themselves, to the preparation thereof, and to the use thereof in pest control.

Pesticidal pyridylthiadiazoles

Novel substituted N-alkyl-N-alkoxyamidophosphonates or -thiophosphonates and N-alkyl-N-alkoxyamidophosphates or -thiophosphates of formula ##STR1## wherein R is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy,

Substituted amidophosphonates and amidophosphates

The invention relates to novel N-benzoyl-N,-4-(5-phenylpyrimid-2-yloxy)phenylureas of formula ##STR1## wherein X.sub.1 is hydrogen, halogen, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkylthio,

Growing community of inventors

Mohlin, Switzerland

Odd Kristiansen