摘要:
The invention relates to N-phosphonomethylglycylhydroxamic acid of the formula I ##STR1## or of the tautomeric formula Ia ##STR2## and salts thereof with strong acids, organic nitrogen bases, alkali metal or alkaline earth metal ions, as well as complex salts with aluminium or heavy metal compounds. These compounds have herbicidal and plant growth-regulating properties.
摘要:
The invention relates to N-phosphonomethylglycylhydroxamic acid of the formula I ##STR1## or of the tautomeric formula Ia ##STR2## and salts thereof with strong acids, organic nitrogen bases, alkali metal or alkaline earth metal ions, as well as complex salts with aluminium or heavy metal compounds. These compounds have herbicidal and plant growth-regulating properties.
摘要:
P-substituted aminoalkylphosphinic acids of the formula ##STR1## wherein R denotes an optionally fluorinated methyl group, R.sub.1 denotes hydrogen, lower alkyl, lower alkoxy, hydroxy, halogen or a fluorinated methyl group and R.sub.2 and R.sub.3 denote hydrogen or R.sub.2 denotes hydroxy, lower alkoxy or halogen and R.sub.3 is hydrogen or R.sub.2 and R.sub.3 together represent an oxo group, and their pharmaceutically acceptable salts are active as GABA.sub.B -agonists and can be used in the treatment of spinal spasticity, multiple sclerosis and cerebral palsy, trigeminus neuralgia, drug withdrawal syndromes and/or conditions of pain. They can be manufactured by methods known per se and suitable such methods are described.
摘要:
Compounds of the formula I ##STR1## wherein R denotes an aliphatic, cycloaliphatic, cycloaliphatic-aliphatic or araliphatic radical having 2 or more carbon atoms, and wherein one of the groups R.sup.1, R.sup.2 and R.sup.3 represents hydrogen or an aliphatic, cycloaliphatic, araliphatic or aromatic radical, another one of R.sup.1, R.sup.2 and R.sup.3 is hydrogen or, in the case of R.sup.1 and R.sup.2, is hydroxy, and the remaining one of R.sup.1, R.sup.2 and R.sup.3 is hydrogen, or wherein R denotes methyl, R.sub.1 denotes hydrogen or hydroxy, R.sub.2 denotes an aromatic radical and R.sub.3 represents hydrogen, and their salts have GABA.sub.B -antagonistic properties and can be used as GABA.sub.B -antagonists. They are obtained when in a compound of formula II ##STR2## in which R, R.sup.1, R.sup.2 and R.sup.3 have their previous significances, Z represents --NH.sub.2 and R.sup.4 denotes a hydroxy-protective group R.sup.5 or, when R.sup.1 and R.sup.3 denote hydrogen and R.sup.2 denotes hydrogen or alkyl, denotes an alkali metal or ammonium ion R.sup.6, or Z represents a protected or latent amino group Z.sup.o and R.sup.4 denotes hydrogen or a hydroxy-protective group R.sup.5, any group R.sup.5 or R.sup.6 is replaced by hydrogen, and/or any group Z.sup.o is converted into --NH.sub.2.
摘要:
Compounds of formula I ##STR1## wherein R and R.sub.1 are each independently C.sub.1 -C.sub.4 alkoxy or hydroxy and X and Y are as defined herein, as well as the metal, ammonium or substituted ammonium salts thereof, are useful insecticides, acaricides and, in particular, fungicides. They can be applied to plants or to the locus thereof in the form of compositions or used as seed dressings.
摘要:
Compounds of the formula I ##STR1## wherein R denotes an aliphatic, cycloaliphatic, cycloaliphatic-aliphatic or araliphatic radical having 2 or more carbon atoms, and wherein one of the groups R.sup.1, R.sup.2 and R.sup.3 represents hydrogen or an aliphatic, cycloaliphatic, araliphatic or aromatic radical, another one of R.sup.1, R.sup.2 and R.sup.3 is hydrogen or, in the case of R.sup.1 and R.sup.2, is hydroxy, and the remaining one of R.sup.1, R.sup.2 and R.sup.3 is hydrogen, or wherein R denotes methyl, R.sub.1 denotes hydrogen or hydroxy, R.sub.2 denotes an aromatic radical and R.sub.3 represents hydrogen, and their salts have GABA.sub.B -antagonistic properties and can be used as GABA.sub.B -antagonists. They are obtained when in a compound of formula II ##STR2## in which R, R.sup.1, R.sup.2 and R.sup.3 have their previous significances, Z represents --NH.sub.2 and R.sup.4 denotes a hydroxy-protective group R.sup.5 or, when R.sup.1 and R.sup.3 denote hydrogen and R.sup.2 denotes hydrogen or alkyl, denotes an alkali metal or ammonium ion R.sup.6, or Z represents a protected or latent amino group Z.degree. and R.sup.4 denotes hydrogen or a hydroxy-protective group R.sup.5, any group R.sup.5 or R.sup.6 is replaced by hydrogen, and/or any group Z.degree. is converted into --NH.sub.2.
摘要:
The present invention relates to (2-nitro-5-aryloxyphenylamino)alkylphosphonic, -alkylphosphinic and -alkylphosphonous acid derivatives of the general formula I ##STR1## wherein X is halogen, CF.sub.3, NO.sub.2, CN, CONH.sub.2 or CSNH.sub.2,Y is nitrogen or --CH.dbd.,R is hydrogen, C.sub.1 -C.sub.4 alkyl or aralkyl containing 1 to 4 carbon atoms in the alkyl moiety,R.sub.1 is C.sub.1 -C.sub.4 alkyl,R.sub.2 is C.sub.1 -C.sub.4 alkyl, phenyl or --PO(OR.sub.6).sub.2,R.sub.3 is hydrogen or C.sub.1 -C.sub.4 alkyl,R.sub.4 is hydrogen, C.sub.1 -C.sub.4 alkyl or a cation,R.sub.5 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 alkoxy, hydroxyl or an --O-cation group,R.sub.6 is hydrogen or C.sub.1 -C.sub.4 alkyl,m is a value from 0 to 3,n is 0 or 1,p is a value from 0 to 3, andq is 0 or 1,with the proviso that R.sub.1 and R.sub.3 taken together may also be an unsubstituted or substituted C.sub.1 -C.sub.3 alkylene chain and at least one of the symbols n, p and q is a value different from 0.These compounds have useful herbicidal properties.
摘要:
The invention relates to novel 2-nitro-4- or -5-pyridyloxyphenylphosphonic acid derivatives of the formula ##STR1## wherein X is halogen or trifluoromethyl, Y is hydrogen or halogen, one of the two substituents A and E is a phosphonate group ##STR2## wherein R is C.sub.1 -C.sub.4 alkyl or hydrogen, and the other is a nitro group, including the metal salts thereof and the salts thereof with ammonium and organic nitrogen bases, and to the preparation and use thereof. These compounds may be used for controlling weeds, regulating plant growth, or as microbicides.
摘要:
The invention relates to novel herbicidally active and plant-growth regulating 2-substituted 5-phenoxyphenylphosphinic acid derivatives of the formula ##STR1## wherein R.sub.1 is an unsubstituted or substituted alkyl or aryl radical, R.sub.2 is a hydroxyl group, lower alkoxy, alkylthio, alkylamino, dialkylamino or chlorine, X is halogen or is selected from the group consisting of --CF.sub.3, --NO.sub.2 or --CN, n is 0 to 3, and Y is selected from the group consisting of --NO.sub.2, --NH.sub.2, --OH, --CN, or is halogen. Preferred compounds are 2-nitro-5-(2'-chloro-4'-trifluoromethylphenoxy)phenylalkylphosphinic acids and lower alkyl esters thereof. The invention also relates to the production of the novel phosphinic acid derivatives, starting from a 3,4-dinitrodiphenyl ether and reaction with a O,O-dialkylalkyl- or -arylphosphonite as first step. The invention further relates to herbicidal and plant growth regulating compositions which contain one of these novel compounds as active component, and also to the use of these compounds and compositions for controlling weeds (also selectively), for inhibiting plant growth and desiccating parts of plants above the ground, as well as for totally destroying existing plant growth.
摘要:
Compounds of the formula I ##STR1## wherein R denotes an aliphatic, cycloaliphatic, cycloaliphatic-aliphatic or araliphatic radical having 2 or more carbon atoms, and wherein one of the groups R.sup.1, R.sup.2 and R.sup.3 represents hydrogen or an aliphatic, cycloaliphatic, araliphatic or aromatic radical, another one of R.sup.1, R.sup.2 and R.sup.3 is hydrogen or, in the case of R.sup.1 and R.sup.2, is hydroxy, and the remaining one of R.sup.1, R.sup.2 and R.sup.3 is hydrogen, or wherein R denotes methyl, R.sub.1 denotes hydrogen or hydroxy, R.sub.2 denotes an aromatic radical and R.sub.3 represents hydrogen, and their salts have GABA.sub.B -antagonistic properties and can be used as GABA.sub.B -antagonists. They are obtained when in a compound of formula II ##STR2## in which R, R.sup.1, R.sup.2 and R.sup.3 have their previous significances, Z represents --NH.sub.2 and R.sup.4 denotes a hydroxy-protective group R.sup.5 or, when R.sup.1 and R.sup.3 denote hydrogen and R.sup.2 denotes hydrogen or alkyl, denotes an alkali metal or ammonium ion R.sup.6, or Z represents a protected or latent amino group Z.sup.0 and R.sup.4 denotes hydrogen or a hydroxy-protective group R.sup.5, any group R.sup.5 or R.sup.6 is replaced by hydrogen, and/or any group Z.sup.0 is converted into --NH.sub.2.