| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 560157000 |
Carbamic acid
| 38 |
| 560170000 |
Oxy, aldehyde or ketone group in acid moiety
| 10 |
| 560171000 |
Polycarboxylic acid
| 9 |
| 560169000 |
Additional nitrogen in acid moiety
| 9 |
| 560172000 |
Halogen or unsaturation in acid moiety
| 7 |
| 560168000 |
Amidine, azomethine, ketimine or oxime in acid moiety | 2 |
| 20120289736 | PERFLUOROPOLYETHER-CONTAINING COMPOUNDS WITH OXALYLAMINO GROUPS - Compounds containing at least one perfluoropolyether segment and at least two oxalylamino groups as well as methods of making these compounds are described. The compounds can be polymeric materials or can be used in the preparation of various copolymeric materials by reaction with compounds having at least two primary or secondary amino groups. | 11-15-2012 |
| 20140323756 | PROCESS FOR THE SYNTHESIS OF HIGHLY PURE CATIONIC SURFACTANT PRODUCTS - The present invention is related to synthesis of highly pure cationic surfactant products by eliminating or reducing impurities generation that has beset prior art. This is achieved through the N-acylation of ester of amino acid and its inorganic salts or its organic salts (e.g. amino acid or hydrochloride of amino acid or sulfate of amino acid or acetate of amino acid etc.) in non-hydrolytic or nearly non-hydrolytic reaction conditions involving mono or biphasic reaction system with fatty acid halide (C | 10-30-2014 |
| 560173000 |
Cyclic alcohol moiety | 1 |
| 20140066648 | AMINO ACID DERIVATIVES USED AS PHARMACEUTICAL SUBSTANCES - The invention relates to a method for improving bioavailability of pharmaceutical substances and for allowing the pharmaceutical substances to permeate the blood-brain barrier, the pharmaceutical substances having at least one or more amidine, guanidine, N-hydroxyamidine (amidoxime) or N-hydroxyguanidine functions. The invention also relates to medicaments containing the correspondingly modified pharmaceutical substances. | 03-06-2014 |
| Entries |
| Document | Title | Date |
|---|
| 20080207942 | Chiral Phosphoramidites - Phosphoramidites with the general formulae I to VI are claimed together with the use of these compounds as ligands of transition metal compounds, in particular in transition metal catalysts, in the hydrogenation, transfer hydrogenation, hydroboration, hydrocyanation, 1,4-addition, hydroformylation, hydrosilylation, hydrovinylation, and Heck reactions of prochiral olefins, ketones, or ketimines. | 08-28-2008 |
| 20080228000 | Cinchona Alkaloid-Catalyzed Asymmetric Mannich Reactions - The instability of carbamate-protected alkyl imines has greatly hampered the development of catalytic asymmetric Mannich reactions suitable for the synthesis of optically active carbamate-protected chiral alkyl amines. A highly enantioselective Mannich reaction with in situ generation of carbamate-protected imines from stable α-amido sulfones catalyzed by an organic catalyst has been developed. This reaction provides a concise and highly enantioselective route converting aromatic and aliphatic aldehydes into optically active aryl and alkyl β-amino acids. | 09-18-2008 |
| 20080312466 | Synthesis and intermediates - The invention relates to novel synthesis methods for the preparation of statin derivatives, which methods proceed by way of a key intermediate of formula I | 12-18-2008 |
| 20090062562 | Novel asymmetric synthesis of (S)-(+)-3-(Aminomethyl)-5-methylhexanoic acid - The invention encompasses processes for the synthesis of (S)-(+)-3-(aminomethyl)-5-methylhexanoic acid, (S)-Pregabalin, and intermediates of (S)-Pregabalin. | 03-05-2009 |
| 20090216040 | Methods For Production Of Polyols From Oils And Their Use In the Production of Polyesters and Polyurethanes - Methods to convert biobased oils, oil derivatives, and modified oils to highly functionalized esters, ester polyols, amides, and amide polyols. The products can be used to make polyurethane and polyester films and foams. | 08-27-2009 |
| 20090253930 | Manufacture of Esters - The invention relates to a process in which a compound R | 10-08-2009 |
| 20090299089 | METHOD FOR PRODUCING OPTICALLY ACTIVE 3-AMINOCARBOXYLIC ACID ESTERS - The invention relates to a method for producing optically active 3-aminocarboxylic acid ester compounds. According to said method, an enantiomer mixture of a mono-N-acylated 3-aminocarboxylic acid ester, which mixture was previously enriched in an enantiomer, is subjected to deacylation and then to a further enantiomer enrichment by crystallization by adding an acidic salt-forming substance. | 12-03-2009 |
| 20110028753 | Stabilized Compounds Having Secondary Structure Motifs - The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein said peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting said peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized α-helical structure; and (2) contacting said crosslinked stabilized α-helical structure with MDM2. | 02-03-2011 |
| 20110046411 | PROCESS FOR THE PREPARATION OF INTERMEDIATES USEFUL IN THE SYNTHESIS OF STATIN DERIVATIVES - The invention relates to novel synthesis methods for the preparation of statin derivatives, which methods proceed by way of a key intermediate of formula I | 02-24-2011 |
| 20110224454 | METHOD FOR THE SYNTHESIS OF AN OMEGA-AMINO ACID OR ESTER STARTING FROM A MONOUNSATURATED FATTY ACID OR ESTER - The invention relates to a method for the synthesis of ω-amino alkanoic acids or esters thereof starting from unsaturated natural fatty acids passing through an ω-unsaturated nitrile intermediate compound. | 09-15-2011 |
| 20110269985 | ISOTOPICALLY LABELED COMPOSITIONS AND METHOD - Compounds having stable isotopes | 11-03-2011 |
| 20130165685 | SYNTHESIS OF OMEGA-AMINO CARBOXYLIC ACIDS AND THEIR ESTERS FROM UNSATURATED FATTY ACID DERIVATIVES - The invention relates to a process for preparing omega-amino acids or their esters, which is characterized by the following steps:
| 06-27-2013 |
| 20130211129 | Process for Preparing Esteramide Compounds - The present invention concerns a process for preparing esteramide compounds. More particularly, the invention relates to a process for preparing esteramide compounds by reaction between a diester and an amine, in the presence of a basic compound, wherein the basic compound and the amine in gaseous form are co-added to the diester, the reaction being conducted at a temperature of 30° C. or higher. | 08-15-2013 |
| 20130225857 | Crosslinked Polymers with the Crosslinker as Therapeutic for Sustained Release - Crosslinked polymers, methods for their preparation and use, are described in which the crosslinked polymers are formed from at least two polymer precursors, one of which is designed, upon degradation of the crosslinked polymer, to release the second polymer precursor in its original, unmodified chemical form. | 08-29-2013 |
| 20130237722 | Process for Preparing Esteramide Compounds - The present invention relates to a method for preparing esteramide compounds. More particularly, the invention relates to a method for preparing esteramide compounds by reaction between a diester and an amine, in the presence of a basic compound, wherein
| 09-12-2013 |
| 20130274504 | Novel Low Molecular Weight Cationic Lipids For Oligonucleotide Delivery - The instant invention provides for novel cationic lipids that can be used in combination with other lipid components such as cholesterol and PEG-lipids to form lipid nanoparticles with oligonucleotides. It is an object of the instant invention to provide a cationic lipid scaffold that demonstrates enhanced efficacy along with lower liver toxicity as a result of lower lipid levels in the liver. The present invention employs low molecular weight cationic lipids comprising at least one short lipid chain to enhance the efficiency and tolerability of in vivo delivery of siRNA. | 10-17-2013 |
