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:
Jun. 09, 2009
Filed:
Aug. 03, 2007
Applicants:
Peter Wasserscheid, Erlangen, DE;
Andreas Bösmann, Heβdorf, DE;
Roy Van Hal, Köln, DE;
Inventors:
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 401/04 (2006.01); C07D 213/26 (2006.01); C07D 233/00 (2006.01); C07F 9/02 (2006.01); C07D 229/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Low melting ionic compounds of the general formula (cation) (R'SO) in which R′ is a branched or linear, saturated or unsaturated, aliphatic or alicyclic functionalized or non-functionalized hydrocarbon chain with 3-36 carbon atoms are provided. These compounds can serve as ionic liquids, e.g. as solvents or solvent additives in chemical reactions, as extraction agents or as heat carriers. The compounds comprise a cation and anionic sulfate ester.