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:
Sep. 04, 1990
Filed:
Mar. 02, 1989
Applicant:
Inventors:
Gabor Besenyei, Budapest, HU;
Sandor Nemeth, Budapest, HU;
Laszlo Simandi, Budapest, HU;
Maria Belak, Budapest, HU;
Maria Szabo, Budapest, HU;
Jozsef Dukai, Veszprem, HU;
Lajos Nagy, Fuzfogyartelep, HU;
Elemer Tomordi, Veszprem, HU;
Csaba Soptei, Veszprem, HU;
Erzsebet E Dioszegine, Veszprem, HU;
Assignees:
Nitrokaelepek, Fufogyartelep, HU;
Magyar Tudomanyos Akademia Kozponti Kemiai Kutato Intezete, Budapest, HU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
544211 ; 544212 ; 544209 ; 544207 ; 544206 ; 544198 ; 544197 ; 544300 ; 544301 ; 544310 ; 544311 ; 544316 ; 544317 ; 546284 ; 546307 ; 546308 ; 546309 ; 546291 ; 546292 ; 546293 ; 546306 ; 564 39 ; 564 40 ; 564 42 ; 564 43 ; 544319 ; 544320 ; 544321 ; 544323 ; 544324 ; 544327 ; 544331 ; 544332 ; 544322 ; 544208 ; 558 61 ; 549 61 ; 549 62 ; 549 64 ; 549 65 ;
Abstract
The invention relates to a process for preparing sulphonyl-ureas of the general formula (I) ##STR1## wherein Ar.sub.1 represents a phenyl, naphthyl or thienyl group, the derivatives thereof substituted by C.sub.1-4 alkyl, C.sub.1-4 haloalkyl, (halo)alkoxycarbonyl, (halo)alkyloxy, nitro, cyano groups as well as by halogen atoms,