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.
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
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:
NEW CARBOXYLIC ACID HYDRAZIDES OF THE GENERAL FOMULA
1,4-DI-O IN WHICH R1 IS LOWER ALKYL, PREFERABLY METHYL, AND R2 AND R3 REPRESENT HYDROGEN, LOWER ALKYL OR ALKOXY, ARE PREPARED BY REACTING A COMPOUND OF THE FORMULA
1,4-DI-O IN WHICH R IS ALKYL, WITH HYDRAZINE HYDRATE UNDER MILD REACTION CONDITIONS. THE PRODUCTS OF THE INVENTION HAVE AN ANTIBACTERIAL ACTIVITY.