Abstract:
Acylaminocephalosporanic acids of the formula I
wherein R1, R2 and R3 each represents hydrogen or lower alkyl radicals in which case R1 and R2 may also form together an optionally substituted alkylene radical, A represents an optionally substituted phenylene or thienyl radical, and X represents an oxygen atom or a single bond, the physiologically tolerable salts thereof, pharmaceutical preparations effective against bacterial infections containing these compounds, and a process for the manufacture.
Abstract:
DITHIOCARBAMIC ACID ESTERS OF THE FORMULA
1-R3,2-((R4,R5-PHENYL)-NH-C(=S)-S-CH2-),R1,R2-
BENZIMIDAZOLE
IN WHICH R1 IS HYDROGEN, CHLORINE, BROMINE, TRIFLUOROMETHYL, NITRO OR CYANO, R2 IS HYDROGEN, CHLORINE, BROMINE, TRIFLUOROMETHYL OR NITRO, R3 IS HYRDROGEN OR ALKYL HAVING 1 TO 6 CARBON ATOMS, AND R4 AND R5 EACH IS HYDROGEN, CHLORINE, BROMINE, IODINE, TRIFLUOROMETHYL OR ALKYL HAVING 1 TO 6 CARBON ATOMS, WHICH COMPOUNDS ARE ACTIVE AGAINST HELMINTHIC DISEASES, AND A PROCESS FOR PREPARING THEM.
IN WHICH R1 AND R2 REPRESENT HYDROGEN, HALOGEN, LOWER ALKYL OR ALKOXY, CARBOXY, CARBAMOYL, LOWER CARBALKOXY, CARBOBENZOXY, SULFOXY OR SULFAMOUL; R3 REPRESNETS HYDROGEN OR LOWER ALKYL HAVING 1 TO 3 CARBON ATOMS, R4 REPRESENTS AN ALKYL RADICAL HAVING 1 TO 12 CARBON ATOMS, WHICH MAY CARRY ONE OR SEVERAL HYDROXY, LOWER ALKOXY, CARBOXY, LOWER CARBALKOXY, CARBAMOYL, NITRILE, SULFO, LOWER SULFALKOXY AND/OR SULFAMOYL GROUPS, AND X REPRESENTS THE ANION OF A NON-TOXIC ACID, WHICH COMPOUNDS HAVE BACTERIOSTATIC PROPERTIES.
Abstract:
IN WHICH R1, R2 and R3 represent hydrogen or lower alkyl groups and R1 and R2 may form together an alkylene group which may be substituted, R4 represents a linear or branched alkyl radical of 1 to 5 carbon atoms, a cyclo-alkyl radical of 3 to 7 carbon atoms which may be interrupted by heteroatoms, X represents a single bond or NH, A represents a phenylene or thienylene group which may be substituted and Y represents a single bond or oxygen, and their physiologically tolerated salts; the novel compounds have very good anti-bacterial properties.
Acylamino-cephem-carboxylic acids of the general formula
Abstract:
Anthelmintically active phenylene-bis-dithiocarbamic acid esters of the formula IN WHICH R1 and R2 are equal or different and represent hydrogen, halogen, alkyl or alkoxy having from one to six carbon atoms and R3 is pyridyl, quinolyl or isoquinolyl which may be substituted by one or more alkyl radicals having from one to six carbon atoms. A process for their preparation.
Abstract:
Thiophene-3-isonitriles of the formula IN WHICH R1 is hydrogen, alkyl, carbalkoxy, cyano or phenyl, R2 is hydrogen, alkyl, alkoxy, carbalkoxy, cyano or phenyl, R3 is hydrogen, alkyl, carbalkoxy or phenyl, or R2 and R3 together represent an alkylene chain, are disclosed as having antimycotic and antibacterial properties.
Abstract:
WHEREIN X IS CHLORINE, BROMINE, OR IODINE.
R3-CH(-X)-R4
WHEREIN R1 AND R2 ARE HYDROGEN, HALOGEN, ALKYL HAVING 1-6 CARBON ATOMS, OR ALKOXY HAVING 1-6 CARBON ATOMS, R3 IS HYDROGEN OR ALKYL HAVING 1-6 CARBON ATOMS, AND R4 IS 2-BENZIMIDAZOLE OR 2-BENZAMIDAZOLE SUBSTITUTED WITH ONE OR MORE HALOGEN, LOWER ALKYL, TRIFLUOROMETHYL, LOWER ALKOXY, NITRO, SULFAMIDO, OR NITRILO GROUPS. THE ESTERS, WHICH ARE ACTIVE AGAINST LIVER FLUKES FOR EXAMPLE, ARE PREPARED BY REACTING A SALT OF A CORRESPONDING BIS-DITHIOCARBAMIC ACID WITH A COMPOUND OF THE FORMULA ANTHELMINTICALLY-ACTIVE BIS-DITHIOCARBAMIC ESTERS OF THE FORMULA
IN WHICH X AND Y ARE HYDROGEN OR CHLORINE AND N STANDS FOR ZERO OR ONE, HAVE BEEN FOUND TO HAVE CHEMOTHERAPEUTIC ACTIVITY AGAINST INFECTIONS CAUSED BY PROTOZOA.