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:
Jul. 29, 1986
Filed:
Aug. 20, 1984
Applicant:
Inventors:
Toni Dockner, Meckenheim, DE;
Ernst-Heinrich Pommer, Limburgerhof, DE;
Juergen Dressel, Neuhofen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C07D / ;
U.S. Cl.
CPC ...
71-1 ; 71 30 ; 71 6401 ; 71902 ; 548337 ;
Abstract
4-Alkylimidazole derivatives of the formula I ##STR1## where R.sup.1 is C.sub.1 -C.sub.4 -alkyl, R.sup.2 is chlorine or bromine and R.sup.3 is an --OR.sup.4 or --NR.sup.5 R.sup.6 group in which R.sup.4 is C.sub.1 -C.sub.4 -alkyl, R.sup.5 is hydrogen or C.sub.1 -C.sub.4 -alkyl and R.sub.6 is C.sub.1 -C.sub.4 -alkyl or is phenyl which is unsubstituted or substituted by 1 or 2 halogen atoms, and its salts, their preparation and their use as nitrification inhibitors.