摘要:
Disclosed is a process comprising the heat treatment of certain V and Sb-containing catalysts at a lower temperature than the previous calcination temperature of the base catalyst to improve catalytic performance; the catalysts resulting from such process; and certain oxidation and ammoxidation reactions in the presence of such a catalyst.
摘要:
Compounds of the formula ##STR1## which are intermediates in the preparation of hydantoin aldose reductase inhibitors and methods of preparing these intermediates.
摘要:
This invention relates to the anthelmintic use of compositions containing N'-substituted-N,N'-disubstitutedhydrazines. Specifically, the invention relates to methods of controlling helminths by contacting the helminths with a compound having a nucleus of the formula ##STR1## wherein X and X' are the same or different O, S, or NR and A', B', R.sup.1 and R.sup.2 are a variety of substituents.
摘要:
This invention relates to insecticidal compositions containing six-membered heterocyclic derivatives of N'-substituted-N,N'-diacylhydrazines, methods of using such compositions and novel six-membered heterocyclic derivatives of N'-substituted-N,N'-diacylhydrazines.
摘要:
Compounds of the formula: ##STR1## wherein X is alkylene or --(CR.sub.6 .dbd.CR.sub.7).sub.r -- wherein R.sub.6 is H, alkyl or phenyl, R.sub.7 is H, alkyl, cyano or phenyl, and r is 1 or 2; A is alkylene or alkylene interrupted by at least one double bond; R.sub.1 is H, halogen, alkyl, alkoxy, alkylthio, cycloalkyloxy, cycloalkylthio, alkoxycarbonyl, carboxy, phenyl, phenoxy, phenylthio, 3-pyridyloxy or 3-pyridylthio; R.sub.2 is H, hydroxy, alkanoyloxy or alkoxycarbonyloxy, or adjacent R.sub.1 and R.sub.2 may combine to form tetramethylene or --CH.sub.2 OCR.sub.8 R.sub.9 O-- (R.sub.8 and R.sub.9 are alkyl); R.sub.3 is H, alkyl or hydroxyalkyl; R.sub.4 is H or alkyl; R.sub.5 is phenyl, heteroaryl or --(CH.sub.2).sub.m --CHR.sub.10 R.sub.11 (R.sub.10 is H or phenyl, R.sub.11 is phenyl or pyridyl and m is 0 to 2); p is 0 or 1; and q is 2 or 3; the phenyl group or moiety being optionally substituted, and a salt thereof, process for the preparation thereof, and pharmaceutical composition containing the same. Said compounds and salts thereof show excellent antiallergic activity mainly through 5-lipoxygenase inhibiting activity, antihistamine activity and/or inhibitory activity against chemical mediator release and useful for treatment of allergic diseases.
摘要:
A method of regulating the growth of plants, including combating unwanted vegetation, comprises applying to the plants, either on seed, the soil or directly on the plants an effective amount of a novel compound of the class having the general structural formula ##STR1## in which one of Q.sub.1, Q.sub.2, Q.sub.3 or Q.sub.4 is N, X is --OH or --O--(C.sub.1 -C.sub.4 alkyl) and Y is H or X and Y together represent a bond between carbon and nitrogen atoms and R is H or one or two of the following substituents: --Br, --Cl, --F, --I, --CF.sub.3, --CH.sub.3, --NO.sub.2 or --C.tbd.N, or an agriculturally acceptable salt thereof.
摘要:
Compounds of formula I ##STR1## WHEREIN R.sub.1 represents C.sub.1 -C.sub.4 -alkyl, alkyl(C.sub.1 -C.sub.4)-carbonyl or halogenoalkyl(C.sub.1 -C.sub.3)-carbonyl as well as salts thereof with organic and inorganic acids which are active against phytopathogenic microorganisms and in the regulation of plant growth.
摘要:
Bis(pyridinium quaternary salts), typically those of the formula: ##SPC1##wherein R.sup.1 and R.sup.2, which may be the same or different, are each an alkyl having 8 to 14 carbon atoms, n-undec-10-yl, 2-n-hexyloxyethyl, 2-(2-butoxyethoxy)ethyl, 3,4-dichlorophenyl, 4-chlorobenzyl, 2,4-dichlorobenzyl or 2-naphthylmethyl; A.sup.1 and A.sup.2 are each a direct linkage or a linking group of the formula:--CH.sub.2 CO.NH--wherein the methylene is joined to the pyridine nitrogen; (X.sup.1.X.sup.2).sup.2.sup.- represents two mono-anions or a dianion selected from the group consisting of two halide, methanesulphonate, toluene-p-sulphonate or acetate anions or the sulphate dianion; and A.sup.3 is a linking group of the formula:--(CH.sub.2).sub.n H.CO.NH(CH.sub.2).sub.y NH.CO.NH(CH.sub.2).sub.n --Wherein n is 0, 1 or 2; and y is 0 or 2 to 6. A process for making these salts, compositions containing them and methods of preventing the growth of, or killing, bacteria by applying one of these salts to a bacterially infected environment, are also disclosed.
摘要:
The disclosure relates to novel bis(pyridinium quaternary salts), a process for their manufacture, compositions containing them, and a method of preventing the growth of, or killing, bacteria by applying one of the novel pyridinium salts to a bacterially infected environment.
摘要:
THIS INVENTION RELATES TO NOVEL HETEROCYCLIC ACID CHLORIDE PHENYLHYDRAZONES EMBRACED BY THE FORMULA
(R-C(-CL)=N-NH-),(CL)N-BENZENE
WHEREIN R IS A RADICAL SELECTED FROM THE GROUP CONSISTING OF FURYL, THIENYL AND PYRIDYL, EACH OF WHICH HAS FROM ZERO THROUGH THREE SUBSTITUENTS SELECTED FROM THE GROUP CONSISTING OF ALKYL, HALO AND NITRO, AND N IS AN INTEGER OF FROM ZERO THROUGH THREE. THESE COMPOUNDS ARE PRIMARILY USEFUL AS INSECTICIDES AND MITICIDES AND ALSO AS HERCIDES, ANTIFLAMMATORIES AND ANTHELMINTICS.