Patent number: 4364944
Abstract: Compounds of the formula ##STR1## wherein Y is hydrogen or methoxy;A is ##STR2## or, when Y is methoxy, also phenyl, 4-hydroxy-phenyl, 2-thienyl, 3-thienyl of 3,4-dihydroxy-phenyl;A' is hydrogen, --COCH.sub.2 Cl, --COCH.sub.2 Br, --COOCH.sub.2 CCL.sub.3, formyl or trityl;D is hydrogen, acetoxy, aminocarbonyloxy, pyridinium, 4-aminocarbonyl-pyridinium or -S-Het, where Het is 3-methyl-1,2,4-thiadiazol-5-yl, 1,2,4-thiadiazol-5-yl, 1,3,4-thiadiazol-5-yl, 2-methyl-1,3,4-thiadiazol-5-yl, 4H-5,6-dioxo-1,2,4-triazine-3-yl, 4-methyl-5,6-dioxo-1,2,4-triazin-3-yl, 1-vinyl-tetrazol-5-yl, 1-allyl-tetrazol-5-yl or ##STR3## n is 1, 2 or 3; R.sub.1 is hydroxyl, amino, dimethylamino, acetylamino, aminocarbonyl, aminocarbonylamino, aminosulfonyl, aminosulfonylamino, methylcarbonyl, methylsulfonylamino, cyano, hydroxysulfonylamino, methylsulfonyl, methylsulfinyl, a carboxylic acid group or a sulfonic acid group; or--(CH.sub.2).sub.n R.sub.1 is alkyl of 1 to 4 carbon atoms or 2,3-dihydroxy-propyl;R.sub.
Type:
Grant
Filed:
November 20, 1981
Date of Patent:
December 21, 1982
Assignee:
Dr. Karl Thomae Gesellschaft mit beschrankter Haftung
Inventors:
Bernd Wetzel, Eberhard Woitun, Wolfgang Reuter, Roland Maier, Uwe Lechner, Hanns Goeth
Patent number: 4362725
Abstract: Compounds of the formula ##STR1## wherein A is phenyl, 4-hydroxy-phenyl, 2-thienyl, 2-furyl or 3,4-dihydroxy-phenyl;Y is hydrogen or methoxy;Het is 4H-5,6-dioxo-1,2,4-triazin-3-yl,4-methyl-5,6-dioxo-1,2,4-triazin-3-yl,2-methyl-5,6-dioxo-1,2,4-triazin-3-yl,1-vinyl-tetrazol-5-yl, 1-allyl-tetrazol-5-yl or ##STR2## where n is an integer from 1 to 3, inclusiveR.sub.1 is hydroxyl, amino, dimethylamino, acetylamino, aminocarbonyl, aminocarbonylamino, aminosulfonyl, aminosulfonylamino, methylcarbonyl, methylsulfonylamino, cyano, hydroxysulfonylamino, methylsulfonyl, methylsulfinyl, a carboxylic acid group or a sulfonic acid group, and--(CH.sub.2).sub.n --R.sub.1 may also be alkyl of 2 to 4 carbon atoms or 2,3-dihydroxy-propyl;R is cyclopropyl, 4'-hydroxycyclohexyl-amino ##STR3## where R.sub.
Type:
Grant
Filed:
September 28, 1981
Date of Patent:
December 7, 1982
Assignee:
Dr. Karl Thomae Gesellschaft mit beschrankter Haftung
Inventors:
Bernd Wetzel, Eberhard Woitun, Wolfgang Reuter, Roland Maier, Uwe Lechner, Hanns Goeth