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Class Information
Number: 562/887
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Carboxylic acid anhydrides (i.e., compounds having the -c(=o)-o-c(=o)- group)
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7595412 |
Polymer dispersible polybasic metal carboxylate complexes |
Sep. 29, 2009 |
| 7425650 |
Synthesis of asymmetric tetracarboxylic acids and corresponding dianhydrides |
Sep. 16, 2008 |
| 7319161 |
Method for producing cyclohexane dicarboxylic acids and the derivatives thereof |
Jan. 15, 2008 |
| 7314945 |
Creatine-fatty acids |
Jan. 1, 2008 |
| 7271297 |
Process for producing vinyl ether compounds |
Sep. 18, 2007 |
| 6987201 |
Acetic anhydride, method of purifying crude acetic anhydride, and method of producing polyoxytetramethylene glycol using acetic anhydride |
Jan. 17, 2006 |
| 6960682 |
Process for production of acetyl anhydrides and optionally acetic acid from methane and carbon dioxide |
Nov. 1, 2005 |
| 6762327 |
Selective oxidation process with enhanced safety |
Jul. 13, 2004 |
| 6753431 |
Production of mixed acid anhydride and amide compound |
Jun. 22, 2004 |
| 6730810 |
Anhydride stabilization |
May. 4, 2004 |
| 6706249 |
Composite polybasic salt, process for producing the same, and use |
Mar. 16, 2004 |
| 6646062 |
Production of improved polymers via the use of star cores |
Nov. 11, 2003 |
| 6603042 |
Anhydride stabilization |
Aug. 5, 2003 |
| 6593495 |
Anhydride stabilization |
Jul. 15, 2003 |
| 6503995 |
Method of producing crosslinkable silyl group-containing polyoxyalkylene polymers |
Jan. 7, 2003 |
| 6469206 |
Process for the preparation of triflic anhydride |
Oct. 22, 2002 |
| 6448431 |
Production of aryl carboxylate esters |
Sep. 10, 2002 |
| 6379751 |
Imparting water-repellency with polysiloxanes containing carboxyl groups |
Apr. 30, 2002 |
| 6207733 |
Capped amines as hardeners for monocomponent (1c) epoxy resin systems which can be diluted with water |
Mar. 27, 2001 |
| 6194612 |
Template for solution phase synthesis of combination libraries |
Feb. 27, 2001 |
| 5750678 |
Water-soluble dextran fatty acid esters and their use as solubilizers |
May. 12, 1998 |
| 5652336 |
Polymer-bound mixed carboxylic anhydrides as a stable form of activated carboxylic acids |
Jul. 29, 1997 |
| 5643552 |
Nanoparticulate diagnostic mixed carbonic anhydrides as x-ray contrast agents for blood pool and lymphatic system imaging |
Jul. 1, 1997 |
| 5606068 |
Acid anhydrides, their preparation and their use |
Feb. 25, 1997 |
| 5573749 |
Nanoparticulate diagnostic mixed carboxylic anhydrides as X-ray contrast agents for blood pool and lymphatic system imaging |
Nov. 12, 1996 |
| 5516892 |
Polymer-bound mixed carboxylic anhdrides as a stable form of activated carboxylic acids |
May. 14, 1996 |
| 5516911 |
Fluorescent intracellular calcium indicators |
May. 14, 1996 |
| 5498729 |
Prodrug compositions |
Mar. 12, 1996 |
| 5472683 |
Nanoparticulate diagnostic mixed carbamic anhydrides as X-ray contrast agents for blood pool and lymphatic system imaging |
Dec. 5, 1995 |
| 5430181 |
Process for improving a controlled oxidation reaction |
Jul. 4, 1995 |
| 5391819 |
Process of making chiral 2-aryl-1,4-butanediamine derivatives as useful neurokinin-A antagonists |
Feb. 21, 1995 |
| 5391796 |
Production of trifluorovinyl ethers |
Feb. 21, 1995 |
| 5385687 |
Polyanhydride modified adducts or reactants and oleaginous compositions containing same |
Jan. 31, 1995 |
| 5155234 |
Nitration of phthalic acid and phthalic anhydride using nitric acid |
Oct. 13, 1992 |
| 5144070 |
Process for the preparation of .alpha.-iodocarbonyl compounds |
Sep. 1, 1992 |
| 5144067 |
Process for the coproduction of alkyl iodides and alpha-iodocarboxylic acids and/or anhydrides thereof |
Sep. 1, 1992 |
| 5117035 |
Fluorine-containing acrylic acid derivative and polymer thereof |
May. 26, 1992 |
| 5117002 |
Preparation of diphenyl ether |
May. 26, 1992 |
| 5106541 |
Manganese compound catalyzed oligomerization reactions and products thereof |
Apr. 21, 1992 |
| 4863965 |
Ibuprofen acid anhydrides and prodrug pharmaceutical composition containing the same |
Sep. 5, 1989 |
| 4852989 |
Bleaching compounds and compositions comprising fatty peroxyacids salts thereof and precursors therefor having amide moieties in the fatty chain |
Aug. 1, 1989 |
| 4812264 |
Method for racemization of optically active chrysanthemic acid derivatives |
Mar. 14, 1989 |
| 4692544 |
Inhibiting polymerization of ethylenically unsaturated monomers |
Sep. 8, 1987 |
| 4689344 |
Long-chain .alpha.,.omega.-dicarboxylic acids and derivatives thereof and pharmaceutical compositions containing them |
Aug. 25, 1987 |
| 4595541 |
Process for the preparation of trifluoroacetic anhydride |
Jun. 17, 1986 |
| 4559360 |
Cysteine derivatives, a process for their preparation, and pharmaceutical compositions which contain them |
Dec. 17, 1985 |
| 4485257 |
Process for preparing racemized cyclopropanecarboxylic acids or their derivatives |
Nov. 27, 1984 |
| 4482495 |
Mixed anhydrides of N'-acetylaminothioalkanoates |
Nov. 13, 1984 |
| 4470932 |
Preparation of carboxylic acid anhydrides |
Sep. 11, 1984 |
| 4456565 |
Process for the preparation of acyl cyanides |
Jun. 26, 1984 |
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