摘要:
A derivative of p-guanidinobenzoic acid of the general formula (IA): ##STR1## wherein Y represents an oxygen atom or a sulfur atom and (a) when Y is an oxygen atom, (R.sup.1).sub.m is selected from the group consisting of: 5-(4-guanidinobenzoyloxy)-3-methoxymethyl, 3,5-dicarboxy, 3,5-bis(isopropoxycarbonyl), 3,5-bistrifluoromethyl, 3-acetyl, 3,5-bis(N-ethylcarbamoyl), and 3,5-bis(N-propylcarbamoyl);(b) when Y is a sulfur atom, (R.sup.1).sub.m is selected from the group consisting of: 2-methyl, 3-methyl, 4-fluoro, 2-chloro, 3-chloro, 2,5-dichloro 2,6-dichloro, 3,4-dichloro, 2-bromo, 2-methoxycarbonyl, and 4-(N,N-diethylaminosulfonyl);or an acid addition salt of said derivative. A method for the treatment or prevention of diseases induced by abnormal enhancing of degradation of proteins by the action of elastase in mammals subject to or suffering therefrom, including the step of administering an effective amount of a p-guanidinobenzoic acid as described herein, is also disclosed.
摘要:
Fluorine-containing liquid crystal compounds are provided. The compounds comprise a fluorocarbon terminal portion having at least one catenary ether oxygen and a hydrocarbon terminal portion, the terminal portion being connected by a central core, the compounds having smectic mesophases or having latent smectic mesophases.
摘要:
Certain N-acetonylbenzamides exhibit low phytotoxicity and are useful for control of a wide range of fungi, including phytopathogenic fungi of the classes Oomycetes, Ascomycetes, Deuteromycetes and Basidiomycetes.
摘要:
Compounds presented by the general formula: ##STR1## [wherein when Y is oxygen, R.sup.2 is H, alkyl, alkoxy, alkoxymethyl, --COOR.sup.3, --CH.sub.2 COOR.sup.3, --CH=CH--COOR.sup.3, halogen, --CF.sub.3, --COR.sup.4, --OCOR.sup.4, --CH.sub.2 OCOR.sup.4, --SO.sub.2 R.sup.4, --OSO.sub.2 R.sup.4, --CONR.sup.5 R.sup.6, --OCONR.sup.5 R.sup.6, --SO.sub.2 NR.sup.5 R.sup.6, --CONH--SO.sub.2 NR.sup.5 R.sup.6, --NHSO.sub.2 R.sup.7, --NO.sub.2, --OH, --CH.sub.2 OH, guanidino, benzyloxy, guanidinophenylthiomethyl, morpholinosulfonylphenoxymethyl, pyridyloxymethyl, or (1,1-dioxothiazol-3-yl)carbonyl, or when Y is sulfur, R.sup.2 is H, alkyl, alkoxy, halogen, --COOR.sup.3, --CH.sub.2 COOR.sup.3, --NO.sub.2, or --SO.sub.2 NR.sup.5 R.sup.6, and n represents an integer of one to five, and when n represents more than two, each of R.sup.2 may be the same group or the different group.] and acid addition salts thereof have inhibitory effect on elastase, and, therefore, are useful for the treatment and/or prevention of diseases induced by abnormal enhancing of degradation of proteins such as elastin and the like, by the action of elastase in mammals, especially in human beings.
摘要:
Highly fluorinated alkyl group substituted acetophenones and benzophenones suitable for use as initiators for the polymerization of ethylenically-unsaturated monomers in which conventional initiators have limited solubility. These compounds are particularly suitable for use for the polymerization of highly fluorinated ethylenically-unsaturated monomers.
摘要:
The present invention relates to new fluorinated cyclohexane derivatives of the formula ##STR1## in which the symbols used have the meaning indicated in the description, a process for their preparation, intermediates of the formula ##STR2## in which the symbols have the meaning indicated in the description, and the use of the new fluorinated cyclohexane derivatives as fungicides and intermediates.
摘要:
Compounds presented by the general formula: ##STR1## [wherein when Y is oxygen, R.sup.2 is H, alkyl, alkoxy, alkoxymethyl, --COOR.sup.3, --CH.sub.2 COOR.sup.3, --CH.dbd.CH--COOR.sup.3, halogen, --CF.sub.3, --COR.sup.4, OCOR.sup.4, --CH.sub.2 OCOR.sup.4, --SO.sub.2 R.sup.4, --OSO.sub.2 R.sup.4, --CONR.sup.5 R.sup.6, --OCONR.sup.5 R.sup.6, --SO.sub.2 NR.sup.5 R.sup.6, --CONH-- SO.sub.2 NR.sup.5 R.sup.6, --NHSO.sub.2 R.sup.7, --NO.sub.2, --OH, --CH.sub.2 OH, guanidino, benzyloxy, guanidinophenylthiomethyl, morpholinosulfonylphenoxymethyl, pyridyloxymethyl, or (1,1-dioxothiazol-3-yl)carbonyl, or when Y is sulfur, R.sup.2 is H, alkyl, alkoxy, halogen, --COOR.sup.3, --CH.sub.2 COOR.sup.3, --NO.sub.2, or --SO.sub.2 NR.sup.5 R.sup.6, and n represents an integer of one to five, and when n represents more than two, each of R.sup.2 may be the same group or the different group.] and acid addition salts thereof have inhibitory effect on elastase, and, therefore, are useful for the treatment and/or prevention of diseases induced by abnormal enhancing of degradation of proteins such as elastin and the like, by the action of elastase in mammals, especially in human beings.
摘要:
The invention relates to novel oxime ethers of the formula I ##STR1## wherein R.sub.1 is hydrogen, halogen, lower alkyl, lower haloalkyl, lower alkoxy, lower haloalkoxy, lower alkylthio, lower haloalkylthio, lower alkylsulfinyl, lower alkylsulfonyl, lower haloalkylsulfinyl, lower haloalkylsulfonyl or nitro, each of R.sub.2 and R.sub.3 is hydrogen, halogen, lower alkyl, lower alkoxy or lower haloalkoxy, and Q is an unsubstituted or substituted lower alkyl, lower alkenyl, lower alkynyl or cycloalkyl group, a lower alkanoyl radical, an aliphatic, cycloaliphatic, aromatic or heterocyclic acyl radical which may be substituted or unsubstituted, a carbonyl or thiocarbonyl radical, an aryl or aralkyl radical, an acylimidomethyl radical, a phthalimidomethyl radical or a heterocyclic radical.These compounds are able to act as antidotes or safeners for protecting cultivated plants from the phytotoxic action of aggressive herbicides. Preferred crops are sorghum, cereals, maize and rice, and herbicides are chiefly chloroacetanilides and thiocarbamates.
摘要:
The invention relates to novel oxime ethers of the formula I ##STR1## wherein R.sub.1 is hydrogen, halogen, lower alkyl, lower haloalkyl, lower alkoxy, lower haloalkoxy, lower alkylthio, lower haloalkylthio, lower alkylsulfinyl, lower alkylsulfonyl, lower haloalkylsulfinyl, lower haloalkylsulfonyl or nitro, each of R.sub.2 and R.sub.3 is hydrogen, halogen, lower alkyl, lower alkoxy or lower haloalkoxy, and Q is an unsubstituted or substituted lower alkyl, lower alkenyl, lower alkynyl or cycloalkyl group, a lower alkanoyl radical, an aliphatic, cycloaliphatic, aromatic or heterocyclic acyl radical which may be substituted or unsubstituted, a carbonyl or thiocarbonyl radical, an aryl or aralkyl radical, an acylimidomethyl radical, a phthalimidomethyl radical or a heterocyclic radical.These compounds are able to act as antidotes or safeners for protecting cultivated plants from the phytotoxic action of aggressive herbicides. Preferred crops are sorghum, cereals, maize and rice, and herbicides are chiefly chloroacetanilides and thiocarbamates.
摘要:
Optically active oxiranes of the formula ##STR1## in which R represents substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl or represents substituted or unsubstituted phenyl, andR.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 represent hydrogen or alkyl, at least one of the radicals representing alkyl, orR.sup.4 and R.sup.5 together represent alkanediyl, which is unsubstituted or substituted by alkyl, or R.sup.4 and R.sup.5 together with the adjacent carbon atoms represent a fused bicyclic hydrocarbon radical, which is unsubstituted or substituted by alkylare produced by reacting an enantiomerically pure oxathiane ketone of the formula ##STR2## with a sulphonium or sulphoxonium salt. The product can be converted to optically active 2-hydroxyethylazole derivatives of the formula ##STR3##