The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 15, 1977
Filed:
Aug. 02, 1976
Atso Ilvespaa, Neuallschwil, CH;
Ciba-Geigy Corporation, Ardsley, NY (US);
Abstract
Imidazoles of the formula I ##STR1## wherein one of the radicals R.sub.1 and R.sub.2 denotes hydrogen or lower alkyl and the other denotes the nitro group, R.sub.3 is lower alkyl, hydroxy-lower alkyl, lower alkoxy-lower alkyl, lower alkylsulphonyl-lower alkyl or amino-lower alkyl, R.sub.4 is oxo or thioxo, R.sub.5 -- if R.sub.1 is the nitro group -- is hydrogen, lower alkyl, hydroxy-lower alkyl, lower alkoxy-lower alkyl, amino-lower alkyl, acyl, aryl or a heterocyclic radical or R.sub.5 -- if R.sub.2 is the nitro group -- is aryl or a heterocyclic radical, with the exception of an optionally substituted 2-imidazolyl group, and alk is lower alkylene and their therapeutically usable salts, S-oxides, sulphones or N-oxides are useful as agents against amoebae, schistosomes, filariae, trichomonades and bacteria and as intermediates.