Patents
Patents for C07D 229 - Heterocyclic compounds containing rings of less than five members having two nitrogen atoms as the only ring hetero atoms (515)
10/2005
10/05/2005CN1678651A Polyaddition products containing uretdion groups
10/05/2005CN1678650A Isocyanates containing uretdion groups
10/04/2005CA2200823C Isocyanate trimers containing iminooxadiazine dione groups, their preparation and use
09/2005
09/20/2005US6946538 Catalyst for isocyanate condensation, composition containing same, method for use, and resulting compositions
08/2005
08/31/2005CN1660792A Preparation of polyisocyanates containing uretdione groups with bicycloalkylphosphines
08/24/2005CN1659131A (2-((2-alkoxy) -phenyl) -cyclopent-1-enyl) aromatic carbo and heterocyclic acid and derivatives
08/18/2005US20050182265 Photoaffinity-labeled sphingomyelin analogs and processes thereof
08/17/2005CN1215100C Catalyst for isocyanate condensation, composition containing same method for use and resulting compositions
08/03/2005CN1649929A Low-viscosity polyisocyanate composition having high functionality and method for preparing same
07/2005
07/14/2005US20050154171 Low-viscosity polyisocyante composition having high functionality and method for preparing same
07/07/2005WO2005060692A2 Biphenyl compounds and methods
06/2005
06/23/2005DE10354544A1 Herstellung uretdiongruppenhaltiger Polyisocyanate Production uretdione polyisocyanates
06/07/2005US6903223 Phenyldiazirine compounds and photoaffinity labeling reagent
06/02/2005US20050118207 Photoactivatable diazirine-active agent compounds, compositions comprising them and uses thereof
06/01/2005CN1622934A Short-acting sedative hypnotic agents for anesthesia and sedation
05/2005
05/26/2005US20050113551 Preparation of polyisocyanates containing uretdione groups
05/26/2005US20050113364 Reacting 3-ethoxy-4-hydroxyphenylacetic acid propyl ester with a compound of the formula X CH2C( .dbd. O)N(CH2CH3)2, wherein X is a leaving group, in the presence of a base to form [4-[(N,N-diethylcarbamoyl)methoxy]-3-ethoxyphenyl]acetic acid propyl ester
05/25/2005EP1533301A2 Preparation of polyisocyanates containing uretdione groups with bicycloalkylphosphines as catalysts
05/03/2005US6887866 Short-acting sedative hypnotic agents for anesthesia and sedation
04/2005
04/13/2005EP1521789A1 Isocyanates containing uretdion groups
04/13/2005EP1521788A1 Polyaddition products containing uretdion groups
03/2005
03/02/2005EP1509492A2 Short-acting sedative hypnotic agents for anesthesia and sedation
01/2005
01/19/2005EP1497351A1 Low-viscosity polyisocyanate composition having high functionality and method for preparing same
01/06/2005WO2004037750A3 Short-acting sedative hypnotic agents for anesthesia and sedation
01/05/2005EP1492757A1 (2-((2-alkoxy)-phenyl)-cyclopent-1-enyl) aromatic carbo- and heterocyclic carboxylic acid and derivatives
12/2004
12/16/2004US20040254344 Amino acid conjugates providing for sustained systemic concentrations of gaba analogues
09/2004
09/29/2004EP1189881B1 Propanoic acid derivatives that inhibit the binding of integrins to their receptors
09/28/2004US6797800 Via catalyst such as tetrabutylphosphonium-benzotriazoleate in methanol; for producing polyurethane plastics and coating powders
09/23/2004US20040185264 Powder coating; gloss, smoothness, weatherproofing
08/2004
08/04/2004EP1443064A1 Polyisocyanate compound, process for producing the compound, polyisocyanate polyaddition composition and powder coating material
08/04/2004CN1517336A Polyisocyamic acid ester compound, preparation method of the compound, addition polymer composition and powder paint
06/2004
06/30/2004CN1509302A Method for producing polyisocyanates
06/30/2004CN1509301A Method for producing aliphatic polyisocyanates having an uretdione, isocyanurate and imionooxadiazind-ione structure
06/30/2004CN1509300A Method for dimerisation ispohorone diisolyanate
06/09/2004CN1502605A Prepartion of polyisocyanates containing uretdione groups
06/03/2004US20040106789 Preparation of polyisocyanates containing uretdione groups
06/03/2004DE10254878A1 Herstellung uretdiongruppenhaltiger Polyisocyanate Production uretdione polyisocyanates
05/2004
05/26/2004EP1422223A1 Preparation of polyisocyanates containing uretdione groups with cycloalkylphosphines as catalysts
05/06/2004WO2004037750A2 Short-acting sedative hypnotic agents for anesthesia and sedation
05/04/2004US6730783 Reacting aminoguanidine with carbonyl compound to form amidinohydrazone; reduction; reacting with alkoxyamine; guanidinylation; anticoagulants
04/2004
04/28/2004EP1412324A2 Amino acid conjugates providing for sustained systemic concentrations of gaba analogues
04/01/2004DE10243030A1 Uretdione group containing compounds containing up to 10 mol.% isocyanurate structure, useful for polyurethanes, are prepared by dimerization of (cyclo)aliphatic isocyanates having exclusively secondary and/or tertiary isocyanate groups
03/2004
03/25/2004US20040059082 Reacting uretdione polyisocyanates having a molar fraction isocyanurates with isocyanate reactive compounds
03/25/2004DE10243029A1 Uretdione group containing compounds containing up to 10 mol.% isocyanurate structure, useful for polyurethanes, are prepared by dimerization of (cyclo)aliphatic isocyanates having exclusively secondary and/or tertiary isocyanate groups
03/24/2004EP1399494A1 Method for the dimerisation of isophorone diisocyanate
03/24/2004CN1484660A Catal yst for isocyanate condensation composition containing same method for usse and resulting compositions
03/16/2004US6706765 Aminoguanidines and alkoxyguanidines as protease inhibitors
03/11/2004US20040049028 Isocyanates containing uretdione groups
03/04/2004US20040043046 Photoactivatable diazirine-active agent compounds, compositions comprising them and uses thereof
02/2004
02/18/2004EP1389223A1 Method for producing polyisocyanates
02/18/2004EP1389221A1 Method for producing aliphatic polyisocyanates having an uretdione, isocyanurate and iminooxadiazindione structure
02/12/2004WO2002100344A3 Amino acid conjugates providing for sustained systemic concentrations of gaba analogues
02/05/2004US20040024212 Comprises saline compound for improving catalytic trimerization; for use in protective coatings, paints, varnishes, adhesives, inks, biocides, and/or detergents
01/2004
01/15/2004WO2004005364A1 Isocyanates containing uretdion groups
01/15/2004WO2004005363A1 Polyaddition products containing uretdion groups
01/01/2004US20040002539 Enzyme inhibitors; anticoagulants; blood collecting device
12/2003
12/04/2003WO2003082185A3 Analogs of terpene trilactones from ginkgo biloba and related compounds and uses thereof
12/04/2003US20030225052 Containing a photoactivatable moiety, a fluorescent moiety, or a radioactive moiety
11/2003
11/27/2003US20030219404 A therapeutic polypeptide drug conjugated with two chains of polyoxyethylene glycol, linked to a cyclohexane ring; high molecular weight, stability, nontoxic, sustained release
11/19/2003EP1362851A1 Photo-activable diazirine-active compounds, compositions and uses thereof
11/05/2003EP1358238A1 Catalyst for isocyanate condensation, composition containing same, method for use, and resulting compositions
10/2003
10/28/2003US6638931 Aminoguanidines and alkoxyguanidines as protease inhibitors
10/16/2003WO2003084917A1 (2-((2-alkoxy) -phenyl) -cyclopent-1-enyl) aromatic carbo and heterocyclic acid and derivatives
10/16/2003CA2481035A1 (2-((2-alkoxy) -phenyl) -cyclopent-1-enyl) aromatic carbo and heterocyclic acid and derivatives
10/09/2003WO2003082185A2 Analogs of terpene trilactones from ginkgo biloba and related compounds and uses thereof
10/02/2003WO2003080697A1 Low-viscosity polyisocyanate composition having high functionality and method for preparing same
09/2003
09/25/2003US20030181390 Sustained release of aminobutyric acid using prodrugs such as L-1-naphthylalanine-gabapentin, administered for prophylaxis of nervous system disorders, as anxiolytics, antidepressants or antiinflammatory agents; drug delivery
09/24/2003CN1444615A Diphenylmethane diisocyanate compositions
09/23/2003US6624301 Contacting (cyclo)aliphatic diisocyanate with 4-dialkylaminopyridine derivative catalyst and organophosphorus compound; cyclization
09/16/2003CA2068089C Method and compositions for using non-ionic contrast agents to reduce the risk of clot formulation in diagnostic procedures
08/2003
08/26/2003CA2071070C Process for the preparation of oligomeric polyisocyanates and their use
08/21/2003US20030158252 Especially trypsin-like serine proteases, such as chymotrypsin, trypsin, thrombin, plasmin and factor Xa.
08/14/2003US20030153715 Diphenylmethane diisocyanate compositions
08/14/2003US20030153554 Short-acting sedative hypnotic agents for anesthesia and sedation
07/2003
07/22/2003CA2069384C A process for the preparation of liquid storable organic isocyanates containing carbodimide and/or uretone imine groups and their use for the preparation of polyurethane plastics
07/08/2003US6590098 Method of preparing aliphatic polyisocyanates with uretdione, isocyanurate and iminooxadiazindione structures
05/2003
05/14/2003EP1309644A1 Diphenylmethane diisocyanate compositions
04/2003
04/24/2003US20030078450 Method for producing polyisocyanates
04/24/2003US20030078361 Method of preparing aliphatic polyisocyanates with uretdione, isocyanurate and iminooxadiazindione structures
02/2003
02/11/2003US6518310 Non-peptidic; inhibits trypsin-like protease, thrombin and embolus formation; anticoagulant
01/2003
01/16/2003US20030013872 Via catalyst such as tetrabutylphosphonium-benzotriazoleate in methanol; for producing polyurethane plastics and coating powders
01/02/2003EP1270642A1 Branched polyalkylene glycols
12/2002
12/19/2002WO2002100344A2 Amino acid conjugates providing for sustained systemic concentrations of gaba analogues
11/2002
11/27/2002EP1260498A1 Novel color former and recording material
11/21/2002WO2002092658A1 Method for producing polyisocyanates
11/21/2002WO2002092657A1 Method for the dimerisation of isophorone diisocyanate
11/21/2002WO2002092656A1 Method for producing aliphatic polyisocyanates having an uretdione, isocyanurate and iminooxadiazindione structure
11/21/2002DE10123419A1 Production of polyisocyanates by catalytic conversion of aliphatic diisocyanates comprises using a catalyst consisting of a triazolate salt
11/21/2002DE10123417A1 Production of polyisocyanates containing uretedione groups comprises oligomerizing isophorone diisocyanate in the presence of a catalyst consisting of a triazolate salt
11/21/2002DE10123416A1 Catalytic oligomerization of isocyanates comprises using catalyst consisting of salt in which anion is derived from 5-membered nitrogen heterocycle
11/19/2002CA2051509C Polyisocyanate mixture, a process for its preparation and its use in polyurethane coating compositions
11/12/2002US6479613 Solvent-free and continuous procedure which is carried out in an intensive kneading apparatus/extruder.
09/2002
09/18/2002CN1370143A Propanoic acid derivatives that inhibit binding of integrins to their receptors
08/2002
08/29/2002WO2000068188A9 Propanoic acid derivatives that inhibit the binding of integrins to their receptors
07/2002
07/11/2002WO2002053614A1 Catalyst for isocyanate condensation, composition containing same, method for use, and resulting compositions
07/11/2002CA2432960A1 Catalyst for isocyanate condensation, composition containing same, method for use, and resulting compositions
05/2002
05/23/2002US20020062000 Process for the preparation of polyaddition products containing uretdione groups and their use in polyurethane coating systems
03/2002
03/27/2002EP1189881A1 Propanoic acid derivatives that inhibit the binding of integrins to their receptors
03/20/2002EP0944590B1 Aminoguanidines and alkoxyguanidines as protease inhibitors
02/2002
02/07/2002WO2002010250A1 Diphenylmethane diisocyanate compositions
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