Abstract: Compounds of the structure ##STR1## where M is a pharmaceutically acceptable cation or a metabolically cleavable group, R is alkyl, cycloalkyl or --NR.sup.1 R.sup.2, where R.sup.1 and R.sup.2 are hydrogen, alkyl, cycloalkyl or alkanoyl, and A is optionally substituted alkyl, cycloalkyl, carbocyclic aryl, benzo[b]furyl, thienyl, or benzo[b]thienyl are potent inhibitors of lipoxygenase enzymes and thus inhibit the biosynthesis of leukotrienes. These compounds are useful in the treatment or amelioration of allergic and inflammatory disease states.

Abstract: Substituted phenyl, naphthyl, and thienyl N-hydroxy urea compounds form a class of potent inhibitors of 5- and 12-lipoxygenase and are thus useful compounds in the treatment of inflammatory disease states where leukotrienes and other products of lipoxygenase enzyme activity are implicated.

Abstract: The present invention provides compounds having the structureY-Het-[Q.sub.1 ]-X-[Q.sub.2 ]-Zwhich inhibit the catalytic action of lipoxygenase enzymes, particularly 5-lipoxygenase, and thereby reduce the biosynthesis of leukotrienes B.sub.4, C.sub.4, D.sub.4, and E.sub.4.In the generic formula given above, X is oxygen or sulfur and Het is a heteroaryl group selected from the group consisting of furyl, thienyl, 2-, 3-, and 4-pyridyl, 2- and 3-benzo[b]furyl, 2- and 3-benzo[b]thienyl and thienothienyl.Y is one or two substituents independently selected from hydrogen, hydroxy, halogen, cyano, alkyl, haloalkyl, alkoxy, alkylthio, alkoxyaryl), alkylthioaryl, arylalkoxy, arylalkylthio, aryloxy, arylthio, alkylamido, cycloalkyl, alkanoyl, alkoxycarbonyl, amino, alkylamino, dialkylamino, and the following groups wherein R, at each occurrence, is independently selected from hydrogen and alkyl of from one to six carbon atoms: --CRROR, --NRC(O)R, --NRC(O)OR, and --C(O)NRR.The group Q.sub.

Abstract: Certain N-aryl, N-heteroaryl-, N-arylalkyl-, N-heteroarylalkyl-, N-arylcyclopropyl- and N-heteroaryl-cyclopropyl-N'-hydroxyurea compounds are inhibitors of lipoxygenase enzyme activity and are thus useful agents in treating disease states such as asthma, arthritis, allergy, psoriasis, inflammatory bowel disease, gout, adult respiratory distress syndrome, endotoxin shock, and other inflammatory conditions in which the products of the arachidonic acid cascade are implicated.

Abstract: Compounds useful in inhibiting the biosynthesis of leukotrienes have the structure ##STR1## where M is hydrogen, a pharmaceutically acceptable cation, or a metabolically cleavable group, R.sup.4 is alkyl, cycloalkyl or --NR.sup.5 R.sup.6, where R.sup.5 and R.sup.6 are hydrogen, alkyl, cycloalkyl or alkanoyl, where A is a valence bond or is a straight or branched divalent alkylene group of from one to twelve carbon atoms, R.sup.2 and R.sup.3 are independently selected from hydrogen, straight or branched alkyl of from one to twelve carbon atoms, halogen, or trifluoroalkyl, and R.sup.1 is selected from phenoxy, phenylthio, 2-, 3-, or 4-pyridyloxy, 1 or 2-naphthyloxy, or 2,4,5, or 8-quinolyloxy, all optionally substituted with alkyl, haloalkyl, alkoxy, hydroxy or halogen.

Abstract: A composition for the inhibition of lipoxygenase enzymes comprising a pharmaceutically acceptable carrier and a compound of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are independently selected from the group consisting of alkyl, alkenyl, cycloalkyl, cycloalkenyl, aryl, arylalkyl, arylalkenyl, reduced heteroaryl, and reduced heteroarylalkyl and substituted derivatives thereof having one or more substituents independently selected from the group consisting of halogen, alkyl, halosubstituted alkyl, aryl, arylalkyl, reduced heteroaryl, arylalkoxy, cyano, nitro, COR.sub.4, SO.sub.2 R.sub.4, NR.sub.5 R.sub.6, OR.sub.6, COCX.sub.1 X.sub.2 NR.sub.6 R.sub.7, CON(OH)R.sub.6, NR.sub.6 COR.sub.4, CR.sub.5 (NH.sub.2)CO.sub.2 R.sub.5, NHCX.sub.1 X.sub.2 CO.sub.2 R.sub.5, N(OH)CONR.sub.5 R.sub.6, N(OH)COR.sub.4, NHCONR.sub.5 R.sub.6, C(NOH)NHOH and CONHNR.sub.5 R.sub.6 ;R.sub.3 is selected from the group consisting of hydrogen, a pharmaceutically acceptable salt, COR.sub.4, COCX.sub.1 X.sub.2 NR.sub.6 R.sub.7, CR.

Abstract: Certain carbocyclic aryl- and heterocyclic aryl- substituted cyclopropyl N-hydroxyureas, N-hydroxy-carboxamides, and N-acyl-N-hydroxyamines inhibit 5- and/or 12-lipoxygenase and are useful in the treatment of inflammatory disease states.

Abstract: Substituted furan and pyrrole compounds which are useful in inhibiting lipoxygenase enzymes, particularly 5-lipoxygenase.

Abstract: Substituted indolyl compounds of the formula ##STR1## are potent inhibitors of the lipoxygenase enzymes and are useful as agents for the treatment of allergies and inflammatory disease states.

Abstract: Pyridazinone, triazinone and oxapyridazinone compounds which are useful in inhibiting lipoxygenase enzymes, particularly 5-lipoxygenase.

Abstract: Compounds of the formula: ##STR1## wherein A is CH.sub.2 ; n is 0 or 1; R.sub.1 and R.sub.2 are independently selected from the group consisting of hydrogen, alkyl, alkenyl, aralkyl and cycloalkyl; Z is the residue from a non-steroidal anti-inflammatory carboxylic acid compound; and M is a pharmaceutically acceptable cation or a metabolically cleavable group; and the pharmaceutically acceptable salts thereof; and a non toxic pharmaceutically acceptable carrier.These compounds are useful as inhibitors of 5-lipoxygenase.

Abstract: Certain carbocyclic aryl- and heterocyclic aryl-substituted cyclopropyl N-hydroxyureas, N-hydoroxycarboxamides, and N-acyl-N-hydroxyamides inhibit 5- and/or 12-lipoxygenase and are useful in the treatment of inflammatory disease states.

Abstract: Compounds of the formulae: ##STR1## and pharmaceutically acceptable salts, esters and prodrugs thereof, wherein M and R.sub.1 are independently selected from among optionally substituted alkyl, alkenyl, cycloalkyl, cycloalkenyl, aryl, arylalkyl, arylalkenyl, reduced heteroaryl and reduced heteroarylalkyl groups, andZ is the residue of a compound selected from the class of compounds known as non-steroidal antiinflammatory grugs containing a carboxylic acid group, of the general form Z-COOH.

Abstract: Compounds having 5- and 12-lipoxygenase inhibitory activity have the structure ##STR1## where A is straight or branched divalent alkylene of from one to four carbon atoms, R.sub.1 is methyl, amino, or alkylamino of from one to six carbon atoms and the substituent group R.sub.2 is C.sub.1 -C.sub.2 alkyl.The group R.sub.3 is one or more substituents selected from hydrogen, alkyl of from one to six carbon atoms, alkoxy of from one to six carbon atoms, thioalkoxy of from one to six carbon atoms, halogen, cyano, and trihalomethyl, and R.sub.4 is one or more substituents selected from hydrogen, alkyl of from one to six carbon atoms, alkoxy of from one to six carbon atoms, thioalkoxy of from one to six carbon atoms, hydroxy, halogen, cyano, and trihalomethyl, with the proviso that when R.sub.1 is amino and A is >CHCH.sub.3, R.sub.3 and R.sub.4 may not both be hydrogen.The group designated M is hydrogen, a pharmaceutically acceptable cation, or a metabolically cleavable group.

Abstract: Compounds, compositions a method of inhibiting lipoxygenase and treating related disorders are disclosed. The compounds are of the formula:Ar-A(R.sub.2).sub.n -N(OM)-CZ-R.sub.1whereinAr is ##STR1## where X is O, S, SO.sub.2 or NR.sub.3 ;R.sub.3 is hydrogen, alkyl, alkylaryl, alkoyl, alkylakoyl, aroyl or alkylaroyl;Y is hydrogen, halogen, alkyl, alkenyl, cycloalkyl, aryl, arylalkyl, arylalkenyl, --OR, --SR, --COOR, --COR, --CON(R).sub.2, --OCOR, --N(R).sub.2, --O(CH).sub.2, --SO.sub.2 R, --SO.sub.2 N(R).sub.2, --O(CH.sub.2).sub.p OR, --CN, --NO.sub.2, --O(CH).sub.p O(CH.sub.2).sub.p OR or --CF.sub.3 ;R is hydrogen, hydroxyl, alkyl, alkylaryl or aryl;m is 0 to 5;p is 1 to 4;A is C.sub.1 -C.sub.12 alkylene or C.sub.2 -C.sub.14 alkenylene;R.sub.2 is --OR, --SR, --COOR, --COR, --CON(R).sub.2, --OCOR, --N(R).sub.2, --O(CH.sub.2).sub.y CON(R).sub.2, --O(CH.sub.2).sup.y OR, --CN, --NO.sub.2, 1-tetrazolo, C.sub.4 -C.sub.8 cyclic amido, imidazolo, --O(CH.sub.2).sub.y O(CH.sub.2).sub.y OR, --CF.sub.

Abstract: Pyridazinone, triazinone and oxapyridazinone compounds which are useful in inhibiting lipoxygenase enzymes, particularly 5-lipoxygenase.

Abstract: Compounds of the formula: ##STR1## wherein A is selected from NR.sub.1 R.sub.2 and N(OR.sub.6)R.sub.2 ; and B and C are chloro when A is N(OR.sub.6)R.sub.2 or are independently selected from NHR.sub.3 and NR.sub.4 R.sub.5 where R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are independently selected from the group consisting of alkyl, cycloalkyl and alkylaryl each of which may be unsubstituted or substituted with one or more substituents selected from the group consisting of hydroxy, OR, NRR, OCOR, OCONRR, NRCOR and NRCONRR where R is selected from the group consisting of hydrogen, alkyl, aryl, alkylaryl, alkoxy and hydroxy or R.sub.1 and R.sub.2 or R.sub.4 and R.sub.5 together can form a heteroaryl group and R.sub.6 is a member selected from the group consisting of hydrogen, alkyl, alkylaryl and trialkylsilyl; and the pharmaceutically acceptable salts thereof.These compounds are useful as inhibitors of lipoxygenase enzymes.

Abstract: Compounds of the formula: ##STR1## wherein R.sub.1 is (1) hydrogen, (2) C.sub.1 to C.sub.4 alkyl, (3) C.sub.2 to C.sub.4 alkenyl, or (4) NR.sub.2 R.sub.3, wherein R.sub.2 and R.sub.3 are independently selected from (1) hydrogen, (2) C.sub.1 to C.sub.4 alkyl and (3) hydroxyl, but R.sub.2 and R.sub.3 are not simultaneously hydroxyl;wherein X is oxygen, sulfur, SO.sub.2, or NR.sub.4, wherein R.sub.4 is (1) hydrogen, (2) C.sub.1 to C.sub.6 alkyl, (3) C.sub.1 to C.sub.6 alkoyl, (4) aroyl, or (5) alkylsulfonyl;A is selected from C.sub.1 to C.sub.6 alkylene and C.sub.2 to C.sub.6 alkenylene;n is 1-5;Y is selected independently at each occurrence from (1) hydrogen, (2) halogen, (3) hydroxy, (4) cyano, (5) halosubstituted alkyl, (6) C.sub.1 to C.sub.12 alkyl, (7) C.sub.2 to C.sub.12 alkenyl, (8) C.sub.1 to C.sub.12 alkoxy, (9) C.sub.3 to C.sub.8 cycloalkyl, (10) C.sub.1 -C.sub.8 thioalkyl, (11) aryl, (12) aryloxy, (13) aroyl, (14) C.sub.1 to C.sub.12 arylalkyl, (15) C.sub.2 to C.sub.12 arylalkenyl, (16) C.sub.1 to C.