Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a 2,4-diaminoquinazoline compound of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.6, R.sup.7, W, X, Y, and Z are as defined herein; methods of using the same; novel 2,4-diaminoquinazolines per se; and intermediates in the preparation thereof.

Abstract: There is provided an insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a tetrahydroquinazoline compound of the formula ##STR1## wherein R, R.sup.1, R.sup.2, R.sup.3, R.sup.5, R.sup.6, R.sup.7, R.sup.8, and R.sup.9 are as defined herein, and methods of using the same. Certain novel substituted-phenyl tetrahydroquinazoline compounds per se are also identified.

Abstract: A weed eradicating substance, and a desalination substance. A method of use includes irrigating the soil with water, prior to planting, to cause the germination of weed seeds, and thereafter applying a desalination agent to increase weed seed germination. An application of the inventive pesticide then causes a much larger number of weeds to be eradicated.

Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a 5-deazapteridine compound of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, U, V, and W are as defined herein; agriculturally acceptable salts thereof; methods for using the same; and certain novel 5-deazapteridine per se.

Abstract: This invention describes 2,4-diamino-5-iodopyrimidines II where R, R1, R2, and R3 are independently selected from hydrogen, alkyl, cycloalkyl, alkoxyalkyl, alkoxyalkoxyalkyl, and arylalkyl; or, R1 and R2, and R3 and R, each independently, when taken together with pentylene or 3-oxapentylene, form piperidine and morpholine ring systems respectively; and R4 is hydrogen or lower alkyl. These compounds are useful intermediates in the preparation of insecticides I where U is an optionally substituted alkenylene.

Abstract: This invention relates to pteridine and 8-deazapteridine compounds and compositions containing the same which are useful for controlling insects in agricultural crops. These pteridines may be represented by the following structure: ##STR1## wherein R and R.sup.1 are independently selected from amino, lower alkylamino, di(lower alkyl)amino (e.g., --N(CH.sub.3).sub.2), or di(lower alkyl)aminomethyleneamino (e.g., --N.dbd.CHN(CH.sub.3).sub.2);R.sup.2 is hydrogen, amino, lower alkyl (e.g., --CH.sub.3, --CH(CH.sub.3).sub.2), di(lower alkyl)aminomethyleneamino, hydroxy, lower alkoxy, phenyl or substituted phenyl, haloalkylphenylalkyl (e.g., 3-trifluoromethylphenylmethyl);Q is N or CH;R.sup.3 is -(n).sub.m -R.sup.4, where m is 0 or 1; wherein, when m is 1,n is a bridging atom or moiety selected from oxygen, sulfur, sulfinyl, sulfonyl, lower alkylene (e.g., --CH.sub.2 --, or --CH.sub.2 CH.sub.2 --), lower alkenylene (e.g., --CH.dbd.CH--), lower alkynylene (e.g., --C.tbd.C--), lower haloalkenylene (e.g., --C(Cl).dbd.

Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a compound of the formula: ##STR1## wherein R, R.sup.1, R.sup.2, R.sup.3, R.sup.7, R.sup.8, m, n, and p are as defined herein, and agriculturally acceptable salts thereof, and methods of using the same.

Abstract: 5-Substituted-2,4-diaminopyrimidines, and agriculturally acceptable salts thereof, when present in insecticidally or acaricidally effective amounts, and with a suitable agricultural carrier, are useful as active ingredients in novel insecticidal and acaricidal compositions. These pyrimidines may be represented by the following formula: ##STR1## wherein Ar is ##STR2## and wherein U is an alkenylene or alkynylene moiety, and R, R.sup.1, R.sup.2, R.sup.3, R.sup.4, V, W, X, Y, Z and n are as defined herein; also disclosed and claimed are novel intermediates thereof.

Abstract: A compound having the formula: ##STR1## wherein W, X, Y, and Z are as defined in the specification is useful for making 2,4-diaminoquinazolines.

Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a 5-deazapteridine compound of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, U, V, and W are as defined herein; agriculturally acceptable salts thereof; methods for using the same; and certain novel 5-deazapteridine per se.

Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a compound of the formula: ##STR1## wherein R, R.sup.1, R.sup.2, R.sup.3, R.sup.7, R.sup.8, m, n, and p are as defined herein, and agriculturally acceptable salts thereof, and methods of using the same.

Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a 1,3,5-triazine compound of the formula ##STR1## where n is 0-4; and R is lower alkyl, or ##STR2## wherein V, W, X, Y, and Z are as defined herein; and methods of using this composition.

Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a 5-deazapteridine compound of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, U, V, and W are as defined herein; agriculturally acceptable salts thereof; methods for using the same; and certain novel 5-deazapteridine per se.

Abstract: A method for preparing an alkoxyethylidene-substituted aryl hydrazine having the formula ##STR1## and thereafter cyclizing the same with a cyanate salt under mildly acidic conditions in the presence of an organic solvent, optionally in the presence of a cyclization-aiding amount of water, to form an aryl triazolinone of the formula ##STR2## wherein X is independently hydrogen, halogen, lower alkyl, lower alkoxy, nitro, hydroxy, --NHSO.sub.2 R.sup.1, --NR.sup.1 SO.sub.2 R.sup.1, or --N(SO.sub.2 R.sup.1).sub.2, where R.sup.1 is lower alkyl; R is lower alkyl, and each R is the same; and n is an integer of from 1-3, which triazolinones am useful as intermediates for preparing herbicides.

Abstract: There is provided an insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a tetrahydroquinazoline compound of the formula ##STR1## wherein R, R.sup.1, R.sup.2, R.sup.3, R.sup.5, R.sup.6, R.sup.7, R.sup.8, and R.sup.9 are as defined herein, and methods of using the same. Certain novel substituted-phenyl tetrahydroquinazoline compounds per se are also identified.

Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a 2,4-diaminoquinazoline compound of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.6, R.sup.7, W, X, Y, and Z are as defined herein; methods of using the same; novel 2,4-diaminoquinazolines per se; and intermediates in the preparation thereof.

Abstract: This invention relates to pteridine and 8-deazapteridine compounds which are useful for controlling insects in agricultural crops. These pteridines may be represented by the following structure: ##STR1## wherein R and R.sup.1 are amino;R.sup.2 is hydrogen or lower alkyl;Q is N or CH;R.sup.3 is --(n).sub.m --R.sup.4, andR.sup.4 is ##STR2## wherein n, m, V, W, X, Y, and Z are as defined in the specification.

Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a 5-deazapteridine compound of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, U, V, and W are as defined herein; agriculturally acceptable salts thereof; methods for using the same; and certain novel 5-deazapteridines per se.

Abstract: This invention relates to pteridine and 8-deazapteridine compounds and compositions containing the same which are useful for controlling insects in agricultural crops. These pteridines may be represented by the following structure: ##STR1## wherein R and R.sup.1 are independently selected from amino, lower alkylamino, di(lower alkyl)amino (e.g., --N(CH.sub.3).sub.2), or di(lower alkyl)aminomethyleneamino (e.g., --N.dbd.CHN(CH.sub.3).sub.2);R.sup.2 is hydrogen, amino, lower alkyl (e.g., --CH.sub.3, --CH(CH.sub.3).sub.2), di(lower alkyl)aminomethyleneamino, hydroxy, lower alkoxy, phenyl or substituted phenyl, haloalkylphenylalkyl (e.g., 3-trifluoromethylphenylmethyl);Q is N or CH;R.sup.3 is --(n).sub.m --R.sup.4, where m is 0 or 1; wherein, when m is 1,n is a bridging atom or moiety selected from oxygen, sulfur, sulfinyl, sulfonyl, lower alkylene (e.g., --CH.sub.2 --, or --CH.sub.2 CH.sub.2 --), lower alkenylene (e.g., --CH.dbd.CH--), lower alkynylene (e.g., --C.dbd.C--), lower haloalkenylene (e.g., --C(Cl).

Abstract: An insecticidal composition comprising, in admixture with an agriculturally acceptable carrier, an insecticidally effective amount of a compound of the formula: ##STR1## wherein R, R.sup.1, R.sup.2, R.sup.3, R.sup.7, R.sup.8, m, n, and p are as defined herein, and agriculturally acceptable salts thereof, and methods of using the same.