Abstract: 5,6-Dialkyl-7-aminotriazolopyrimidines of the formula I in which the substituents are as defined below: R1 is alkyl or alkoxyalkyl, where the aliphatic groups may be substituted as defined in the description; R2 is CHR3CH3, cyclopropyl, CH?CH2 or CH2CH?CH2; R3 is hydrogen, CH3 or CH2CH3; processes for preparing these compounds, compositions comprising them and their use for controlling phytopathogenic harmful fungi.

Abstract: 5,6-Dialkyl-7-aminotriazolopyrimidines of the formula I in which the substituents are as defined below: R1 is alkyl, alkoxymethylene or alkoxyethylene, where the aliphatic groups may be substituted as defined in the description; R2 is n-propyl or n-butyl; processes for preparing these compounds, compositions comprising them and their use for controlling phytopathogenic harmful fungi.

Abstract: Fungicidal mixtures for controlling harmful fungi, which mixtures comprise, as active components, 1) the triazolopyrimidine derivative of the formula I and 2) flutolanil of the formula II in a synergistically effective amount, methods for controlling phytopathogenic harmful fungi using mixtures of the compound I with the compound II and the use of the compound I with the compound II for preparing such mixtures, and also compositions comprising these mixtures.

Abstract: Fungicidal mixtures comprising, as active components, 1) the triazolopyrimidine derivative of the formula I and 2) iprodione of the formula II in a synergistically effective amount, methods for controlling harmful fungi using mixtures of the compound I with the compound II and the use of the compound I with the compound II for preparing such mixtures, and also compositions comprising these mixtures.

Abstract: Fungicidal mixtures comprising, as active components, 1) the triazolopyrimidine derivative of the formula I and 2) at least one valinamide derivative of the formula II in which A is phenyl, naphthyl or benzothiazolyl, these groups being unsubstituted or substituted by methyl or halogen, and R is C1-C4-alkyl, in a synergistically effective amount, methods for controlling harmful fungi using mixtures of the compound I with the compound II and the use of the compound I with the compound II for preparing such mixtures, and also compositions comprising these mixtures.

Abstract: Fungicidal mixtures for controlling harmful fungi, which mixtures comprise, as active components, 1) the triazolopyrimidine derivative of the formula I and 2) dichlofluanid of the formula II in a synergistically effective amount, methods for controlling phytopathogenic harmful fungi using mixtures of the compound I with the compound II and the use of the compound I+with the compound II for preparing such mixtures, and also compositions comprising these mixtures.

Abstract: Fungicidal mixtures comprising, as active components, 1) the triazolopyrimidine derivative of the formula I and 2) fenarimol of the formula II in a synergistically effective amount, methods for controlling harmful fungi using mixtures of the compound I with the compound II and the use of the compound I with the compound II for preparing such mixtures, and also compositions comprising these mixtures.

Abstract: 6-(2,4,6-Trifluorophenyl)triazolopyrimidines of the formula I in which the substituents have the following meanings: R1 is alkyl, haloalkyl, cycloalkyl, halocycloalkyl, alkenyl, haloalkenyl, cycloalkenyl, alkynyl, haloalkynyl, cycloalkynyl, phenyl, naphthyl or a five- or six-membered saturated, partially unsaturated or aromatic heterocycle comprising one to four heteroatoms from the group consisting of O, N and S, R2 is hydrogen or one of the groups mentioned in R1, R1 and R2 can also, together with the nitrogen atom to which they are bonded, form a five- or six-membered ring which is interrupted by an atom from the group consisting of O, N and S, and/or R1 and/or R2 can be substituted according to the description; X is cyano, C1-C4-alkoxy, C3-C4-alkenyloxy, C1-C2-haloalkoxy or C3-C4-halo-alkenyloxy; process for the preparation of these compounds, preparations comprising them and their use in the control of harmful phytopathogenic fungi.

Abstract: Substituted triazolopyrimidines of the formula I in which the substituents are as defined below: L is hydrogen, chlorine or bromine; R1, R2 are hydrogen, alkyl, haloalkyl, cycloalkyl, halocycloalkyl, alkenyl, haloalkenyl, cycloalkenyl, halocycloalkenyl, alkynyl, haloalkynyl or phenyl, naphthyl or a five- or six-membered saturated, partially unsaturated or aromatic heterocycle which contains one to four heteroatoms from the group consisting of O, N and S, R1 and R2 together with the nitrogen atom to which they are attached may also form a five- or six-membered heterocyclyl or heteroaryl which is attached via N and may contain a further heteroatom from the group consisting of O, N and S as ring member and/or may be substituted as defined in the description; R3 is alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, haloalkynyl, cycloalkyl, halocycloalkyl or phenylalkyl; R1, R2 and/or R3 may be substituted as defined in the description; X is halogen, cyano, alkyl, haloalkyl, alkoxy or haloalkoxy; process

Abstract: 5-Phenylpyrimidines of the formula I in which the substituents and the index are as defined below: R1,R2 are hydrogen, alkyl, haloalkyl, cycloalkyl, halocycloalkyl, alkenyl, haloalkenyl, alkynyl or haloalkynyl, and R1 and R2 together with the nitrogen atom to which they are attached may also form a saturated or unsaturated ring which may be interrupted by an ether, thio, sulfoxyl or sulfonyl group and may be substituted by one to four groups Ra and/or Rb; R3 is hydrogen, halogen, cyano, alkyl, haloalkyl, alkoxy, haloalkoxy or alkenyloxy; R4 is hydrogen, halogen, cyano, hydroxyl, mercapto, azido, alkyl, alkenyl, alkynyl, haloalkyl, alkoxy, alkenyloxy, alkynyloxy, haloalkoxy, alkylthio, alkenylthio, alkynylthio, haloalkylthio, —ON?CRNaRb, —CRc?NORa, —NRcN?CRaRb, —NRaRb, —NRcNRaRb, —NORa, —NRcC (?NRc?)NRaRb, —NRcC(?O)NRaRb, —NRaC(?O)Rc, —NRaC(?NORc)Rc?, —OC (?O)Rc, —C(?NORc)NRaRb, —CRc(?NNRaRb), —C (?O)NRaRb or —C(?O) Rc; in which Ra, Rb and Rc are as defined in the description; X is halogen, alkyl, alko

Abstract: The invention relates to 6-(2,3,6-trifluorophenyl)-triazolopyrimidines of formula (I), in which the substituents are defined as follows: R1 represents alkyl, haloalkyl, cycloalkyl, halocycloalkyl, alkenyl, haloalkenyl, cycloalkenyl, halocycloalkenyl, alkynyl, haloalkynyl or phenyl, naphthyl, or a five- or six-membered saturated, partially unsaturated or aromatic heterocycle, containing one to four heteroatoms from the group O, N or S; R2 represents hydrogen or one of the groups cited for R1; R1 and R2, together with the nitrogen atom, to which they are bonded, can also form a five- or six-membered heterocyclyl or heteroaryl, which is bonded via N and can contain one to three additional heteroatoms from the groups O, N and S as a ring member; R1 and/or R2 can be substituted in accordance with the description; X represents cyano, alkyl, alkoxy, alkenyloxy, haloalkoxy or haloalkenyloxy.

Abstract: 6-(2,6-Dichlorophenyl)triazolopyrimidines of the formula I in which the substituents are as defined below: R1, R2 are hydrogen, alkyl, haloalkyl, cycloalkyl, halocycloalkyl, alkenyl, haloalkenyl, cycloalkenyl, halocycloalkenyl, alkynyl, haloalkynyl or phenyl, naphthyl, or a five- or six-membered saturated, partially unsaturated or aromatic heterocycle which contains one to four heteroatoms from the group consisting of O, N and S, R1 and R2 together with the nitrogen atom to which they are attached may also form a five- or six-membered heterocyclyl or heteroaryl which is attached via N and may contain one to three further heteroatoms from the group consisting of O, N and S as ring member and which is substituted according to the description; X is alkyl, cyano, alkoxy, haloalkoxy, alkenyloxy or haloalkenyloxy; processes for preparing these compounds, compositions comprising them and their use for controlling phytopathogenic harmful fungi.

Abstract: The present invention relates to 6-(2,4,6-trihalophenyl)triazolopyrimidines of the formula I in which the substituents are as defined below: R1 is alkyl, haloalkyl, cycloalkyl, halocycloalkyl, alkenyl, haloalkenyl, cycloalkenyl, halocycloalkenyl, alkynyl, haloalkynyl or phenyl, naphthyl or a five- or six-member saturated, partially unsaturated or aromatic heterocycle which contains one to four heteroatoms from the group consisting of O, N and S, R2 is hydrogen or one of the groups mentioned under R1, R1 and R2 together with the nitrogen atom to which they are attached may also form a five- or six-membered heterocyclyl or heteroaryl which is attached via N and may contain one to three further heteroatoms from the group consisting of O, N and S as ring members; R1 and/or R2 may be substituted as defined in the description; L1, L2, L3 are chlorine or fluorine, where at least one group is chlorine; X is cyano, alkyl, alkoxy, alkenyloxy, haloalkoxy or haloalkenyloxy; processes for preparing these comp

Abstract: Fungicidal mixtures comprising, as active components, 1) the triazolopyrimidine derivative of the formula I, ?and 2) carbendazim of the formula II, ?in a synergistically effective amount, methods for controlling harmful fungi using mix-tures of the compound I with the compound II, the use of the compound I with the compound II for preparing such mixtures and compositions comprising these mixtures are described.

Abstract: The invention relates to 2-substituted pyrimidines of the formula I in which the index n and these substituents R1, R2 and R3 are as defined in the description and R4 is as defined below: R4 corresponds to one of the formulae where Ra is hydrogen, C1-C6-alkyl, C2-C8-alkenyl, C2-C8-alkynyl, C3-C6-cycloalkyl or C1-C4-alkoxy and R5 is hydrogen, C1-C6-alkyl, C2-C6-alkenyl, C2-C6-alkynyl, C1-C4-alkyloxy-C1-C2-alkyl, phenyl-C1-C2-alkyl or phenyloxy-C1-C2-alkyl, to processes for preparing these compounds, to compositions comprising these compounds and to their use as pesticides.

Abstract: Fungicidal mixtures comprising, as active components, 1) the triazolopyrimidine derivative of the formula I, and 2) tebuconazole of the formula II, in a synergistically effective amount, methods for controlling harmful fungi from the class of the Oomycetes using mixtures of the compound I with the compound II, the use of the compound I with the compound II for preparing such mixtures and compositions comprising these mixtures are described.

Abstract: The present invention relates to (hetero)cyclylcarboxanilides of the formula I, in which n is 0, 1, 2, 3 or 4; and m is 1, 2 or 3, Y is oxygen or sulfur; A is unsubstituted or substituted phenyl or is an at least monounsaturated, unsubstituted or substituted 5- or 6-membered heterocycle, R1, R2, R3m, R4m, R5 and R6 are as defined in claim 1, and their agriculturally useful salts. Moreover, the present invention relates to the use of the (hetero)cyclylcarboxanilides of the formula I and their agriculturally useful salts as fungicides, and to crop protection compositions comprising these compounds.

Abstract: Fungicidal mixtures comprising, as active components, (1) the triazolopyrimidine derivative of the formula I, and (2) dinocap of the formula II consisting of the dinitrophenol derivatives of the formulae IIa and IIb where n is 0, 1 or 2, in a synergistically effective amount, methods for controlling harmful fungi and compositions comprising these mixtures are described.

Abstract: Triazolopyrimidines of the formula I in which the substituents are as defined below: R1, R2 are hydrogen, alkyl, haloalkyl, cycloalkyl, halocycloalkyl, alkenyl, haloalkenyl, cycloalkenyl, halocycloalkenyl, alkynyl, haloalkynyl or phenyl, naphthyl or a five- or six-membered saturated, partially unsaturated or aromatic heterocycle which contains one to four heteroatoms from the group consisting of O, N and S, R1 and R2 together with the nitrogen atom to which they are attached may also form a five- or six-membered heterocyclyl or heteroaryl which is attached via N and may contain a further heteroatom from the group consisting of O, N and S as ring member and may be substituted as defined in the description; L is halogen, cyano, alkyl, haloalkyl, alkoxy, alkenyloxy or alkoxycarbonyl; m is 1, 2, 3 or 4, where the groups L may be different if m is greater than 1; X is halogen, cyano, alkyl, haloalkyl, alkoxy or haloalkoxy; Processes and intermediates for preparing these compounds, compositions comprising the

Abstract: The invention relates to 2-substituted pyrimidines of the formula I in which the index n and the substituents R1 to R3 and L are as defined in the description and R4 corresponds to one of the formulae in which Ra, X and Rb are as defined in the description; and also to processes for preparing these compounds, to pesticidal compositions comprising these compounds and to their use as pesticides.