| Patents for C07C 273 - Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups (3,705) |
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| 07/21/2005 | US20050159416 Substituted urea derivatives activate the cardiac sarcomere by potentiating cardiac myosin; systolic heart failure including congestive heart failure; 1-[3-(1-Acetyl-piperidin-3-yloxy)-5-fluoro-phenyl]-3-(6-methoxy-pyridin-3-yl)-urea |
| 07/20/2005 | EP1284959B1 Compounds for modulating the rage receptor |
| 07/13/2005 | EP1494972A4 Method for treating waste streams |
| 07/13/2005 | EP1161415B1 N-cyanomethylamides as protease inhibitors |
| 07/13/2005 | CN1636973A Carbamate condensation method and unit for carrying out such a method |
| 07/07/2005 | WO2005061445A1 Methods for carbon isotope labeling synthesis by rhodium-promoted carbonylation via isocyanate using azides and carbon-isotope monoxide |
| 07/06/2005 | CN1634879A N-phenyl formamide-acrylamide and its synthesis method |
| 07/06/2005 | CN1209347C Production of twice substituted urea by amine reacted with carbon dioxide |
| 07/05/2005 | CA2160128C Urea and amide derivatives and their use in the control of cell membrane potassium channels |
| 06/29/2005 | CN1208329C Aniline derivatives |
| 06/29/2005 | CN1208314C Factor VIIA inhibitor (thio) urea derivatives, their preparation and their use |
| 06/23/2005 | US20050137230 Factor Xa-inhibitors; preventing thromboembolic illnesses and tumors; 2-amino-N-(2'-methylsulfonylbiphenyl-4-yl)-3-phenylpropionamide |
| 06/22/2005 | CN1207288C Retroviral protease inhibiting compounds |
| 06/15/2005 | EP1305301B1 Alpha-acyl and alpha-heteroatom-substituted benzene acetamide glucokinase activators |
| 06/15/2005 | CN1626510A Method for synthesizing symmetrical compound of aroma urea group |
| 06/14/2005 | US6906079 Method and reagents for N-alkylating ureides |
| 06/08/2005 | CN1625547A Integrated urea manufacturing equipment and method |
| 06/02/2005 | WO2005049554A1 Process for the preparation of urea |
| 06/02/2005 | WO2005049193A1 Process for the preparation of urea granules |
| 06/02/2005 | CA2545073A1 Process for the preparation of urea granules |
| 06/01/2005 | EP1535607A1 Increased moisturization efficacy using hydroxyalkylurea |
| 06/01/2005 | CN1204117C Preparation of wide compatible, stable and rheologic activating urethane solution |
| 05/26/2005 | US20050113269 Increased moisturization efficacy using hydroxyalkylurea |
| 05/26/2005 | US20050113268 Synergistic mixture of moisturizer and N-2-hydroxyethylurea; ammonium salt of lactic, glycolic, citric, maleic, acetic, and/or salicylic acid; smooth feel, flexibility, elasticity, suppleness, firmness, nongreasy |
| 05/25/2005 | EP1532102A1 Cosmetic or dermopharmaceutical compositions comprising tyramine derivatives, method for preparing same, and use thereof |
| 05/18/2005 | EP1530563A1 Plant for urea production |
| 05/18/2005 | CN1617853A Process for the preparation of urea |
| 05/11/2005 | CN2698786Y Air chamber tray for urea synthesis |
| 05/10/2005 | US6891072 Process for production of dimers or aromatic monohydroxyl compounds |
| 05/04/2005 | CN1199942C Method for simultaneously modernization of ammonia producing equipment and urea producing equipment |
| 04/27/2005 | EP1525187A1 Process for increasing the capacity of a urea plant |
| 04/27/2005 | CN1609100A Improved method of purifying gas containing urea dust |
| 04/27/2005 | CN1198797C Preparation of o-alkyl isourea |
| 04/19/2005 | US6881862 Improving the reaction of ammonia and carbon dioxide, by stripping in countercurrent flow, extra washing, high pressure scrubbing |
| 04/13/2005 | EP1521739A1 Method for the continuous production of tetra-substituted ureas |
| 04/05/2005 | US6875892 From liquid phase ammonia and carbon dioxide gas; horizontal chemical reactor |
| 03/31/2005 | WO2005007732A3 Polyurea polymers from secondary polyether polyamines |
| 03/30/2005 | EP0976724B1 Process for the synthesis of urea and equipment therefor |
| 03/30/2005 | CN1194963C Water solution all-circulation aquadrate high pressure system energy-saving and production-increasing process |
| 03/24/2005 | WO2004064730A3 Compounds, compositions and methods |
| 03/24/2005 | US20050065374 Carbamate condensation method and unit for carrying out such a method |
| 03/23/2005 | EP1516664A1 Carbamate condensation method and unit for carrying out such a method |
| 03/16/2005 | EP1514867A2 Substituted phenyl derivatives, their preparation and use |
| 03/16/2005 | CN1193019C Method and reagents for N-alkylating ureides |
| 03/15/2005 | US6867298 Group IB compounds used as condensation, amination, amidation or arylation catalysts; catalysis; efficiency |
| 03/08/2005 | CA2202581C Process for producing granules |
| 03/02/2005 | EP1333918B1 Carbamate condensation unit |
| 02/23/2005 | CN1190414C Combined prep. of ammonia and urea |
| 02/22/2005 | US6858755 Process for the preparation of urea |
| 02/17/2005 | US20050038293 Reacting ammonia and carbon dioxide in chemical reactors having condensers, scrubbers and strippers; efficiency; process control |
| 02/16/2005 | CN1189452C Production process of phenyl carbamide and/or diphenyl carbamide |
| 02/16/2005 | CN1189451C Modernization method for urea production equipment\ |
| 02/15/2005 | US6855846 Reacting ammonia and carbon dioxide; liquid ammonia needed is supplied to the high pressure scrubber in such a way that it is in direct contact with the other streams supplied to this scrubber |
| 02/10/2005 | US20050032789 Novel compounds useful in pain management |
| 02/09/2005 | CN1188445C Method for preparing polyiso cyanate with biuret structure |
| 02/08/2005 | US6852886 Part of synthesis solution containing urea, ammonium carbamate and unconverted ammonia is transfered to medium pressure treatment zone and a gas stream from that zone is absorbed into the low-pressure ammonium carbamate solution |
| 02/03/2005 | WO2005009925A1 Method and system for treating waste matter from animals containing urea |
| 02/03/2005 | US20050027120 Method for the synthesis of amides and related products from esters or ester-like compounds |
| 02/03/2005 | CA2533660A1 Method and system for treating waste matter from animals containing urea |
| 02/03/2005 | CA2532898A1 Stable liquid biuret modified and biuret allophanate modified toluene diisocyanates, prepolymers thereof, and processes for their preparation |
| 02/02/2005 | EP1501815A1 Substituted phenylacetamides and their use as glucokinase activators |
| 02/02/2005 | CN2675672Y Urea converter internal unit with directing plates |
| 02/01/2005 | US6849742 Binaphthol derivative and process for producing the same |
| 01/27/2005 | WO2005007732A2 Polyurea polymers from secondary polyether polyamines |
| 01/27/2005 | WO2005007619A1 Process for the preparation of urea granules |
| 01/27/2005 | CA2531601A1 Polyurea polymers from secondary polyether polyamines |
| 01/19/2005 | EP1497263A1 Acyl-3-carboxyphenylurea derivatives, method for production and use thereof |
| 01/19/2005 | EP1497262A1 Acyl-4-carboxyphenylurea derivatives, method for production and use thereof |
| 01/19/2005 | EP1181271B1 Naphthalene ureas as glucose uptake enhancers |
| 01/19/2005 | EP1089988A4 Fluorophenyl resin compounds |
| 01/19/2005 | CN1185310C Method for preparing thixotropic agent and its application |
| 01/19/2005 | CN1185259C Fluorophenyl resin compounds |
| 01/13/2005 | WO2003084922A8 Acyl-4-carboxyphenylurea derivatives, method for production and use thereof |
| 01/12/2005 | EP1494972A1 Method for treating waste streams |
| 01/12/2005 | CN1184214C Alpha-acyl and alpha-heteroatom-bustituted benzene acetamide glucokinase activators |
| 01/06/2005 | US20050004397 Process for the preparation of urea |
| 01/06/2005 | US20050002835 Micro-engineered reactor |
| 01/05/2005 | CN1561330A Process for the preparation of urea |
| 01/05/2005 | CN1561329A Process for the preparation of urea |
| 12/29/2004 | EP1491526A1 Process and plant for urea production |
| 12/29/2004 | EP1123274B1 Substituted phenyl derivatives, their preparation and use |
| 12/23/2004 | WO2003095438A9 Substituted phenylacetamides and their use as glucokinase activators |
| 12/15/2004 | CN1554643A Method and apparatus for improving industrial producing urea |
| 11/30/2004 | US6826033 Beta 3 adrenergic receptor agonists; treatment of pollakiuria, urinary incontinence, obesity or diabetes |
| 11/25/2004 | WO2004007407A3 Fluorous tagging and scavenging reactants and methods of synthesis and use thereof |
| 11/24/2004 | EP1478620A1 Phenethanolamine derivatives for treatment of respiratory diseases |
| 11/11/2004 | WO2004096758A1 Process for the preparation of a urea and formaldehyde-containting aqueous solution |
| 11/10/2004 | CN1544417A Vaporizing system vacuumizing method for urea production |
| 11/10/2004 | CN1174963C Process for the preparation of urea |
| 11/03/2004 | CN1173883C Dehydrogenation method of carbon dioxide raw material gas for synthesizing urea |
| 11/03/2004 | CN1173775C Reactor for urea synthesis at high pressure and temperature |
| 10/28/2004 | WO2004074217A3 Process and plant for the production of area |
| 10/27/2004 | CN1172737C Two-stage pressure swing adsorption process for decarbonizing urea |
| 10/20/2004 | EP1282611B1 Substituted phenylacetamides and their use as glucokinase activators |
| 10/06/2004 | CN1169786C Method for synthesizing compound of asymmetric substituted carbamide class from carbonylation |
| 09/29/2004 | CN1168706C Process for the preparation of urea |
| 09/15/2004 | EP1089965B1 Urea derivatives for pain management |
| 09/08/2004 | CN1527811A Process for the preparation of (R)-or (S)-aminocarnitine inner salt, the salts and derivatives thereof |
| 09/02/2004 | WO2004074217A2 Process and plant for the production of area |
| 09/02/2004 | US20040171875 Process for the preparation of (r)- or (s)-aminocarnitine inner salt, the salts and derivatives thereof |