| Patents for C07B 51 - Introduction of protecting groups or activating groups, not provided for in groups (403) |
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| 03/04/2015 | EP2841401A1 Method for protecting hydroxyl, amine or thiol functional groups with tetraisopropydisilane and the corresponding protected compounds |
| 10/09/2014 | WO2014163156A1 Deprotection method |
| 09/24/2014 | EP2781511A1 Hydroxy group protecting agent and hydroxy group protection method |
| 08/26/2014 | US8816005 Solvent-free synthesis of amphiphilic polymeric material |
| 08/13/2014 | CN103987702A 羟基保护化剂和羟基保护方法 Hydroxy protecting agent and hydroxyl protection methods |
| 07/02/2014 | CN102037092B 氨基酸产生剂和含有氨基酸产生剂的聚硅氧烷组合物 Amino acid-producing agent and a polysiloxane composition comprising the amino acid generating agent |
| 02/26/2014 | EP2700628A1 Deprotection method for protected hydroxyl group |
| 01/01/2014 | CN103492349A Deprotection method for protected hydroxyl group |
| 12/19/2013 | WO2013187480A1 Novel cyclic depsipeptide derivative and pest control agent comprising same |
| 12/19/2013 | CA2876387A1 Novel cyclic depsipeptide derivatives and harmful organism control agents comprising the same |
| 11/21/2013 | WO2013172412A1 Method for producing sulfonyl amide compound containing fluorinated aliphatic group and method for producing anionic hydrophilic group-containing surfactant |
| 11/07/2013 | WO2013165266A1 Method for protecting hydroxyl, amine or thiol functional groups with tetraisopropydisilane and the corresponding protected compounds |
| 09/26/2013 | WO2013141376A1 Protectant, method for producing compound protected by protectant, resin protected by protectant, photosensitive resin composition containing resin protected by protectant, pattern-forming material, photosensitive film, cured relief pattern, method for producing same, and semiconductor device |
| 08/07/2013 | EP2621940A1 Fluoroalkyl fluorophosphorane adducts |
| 08/07/2013 | EP2621939A1 Functionalized fluoroalkyl fluorophosphate salts |
| 07/10/2013 | EP2612845A1 Aromatic compound containing specific branch |
| 05/29/2013 | CN103124736A Functionalized fluoroalkyl fluorophosphate salts |
| 05/23/2013 | WO2013073681A1 Hydroxy group protecting agent and hydroxy group protection method |
| 05/01/2013 | CN103080058A Aromatic compound containing specific branch |
| 01/22/2013 | US8357820 Process for producing N-protected amino acid |
| 11/01/2012 | WO2012147897A1 Method for producing amine compound |
| 10/26/2012 | WO2012144562A1 Deprotection method for protected hydroxyl group |
| 10/26/2012 | CA2832955A1 Deprotection method for protected hydroxyl group |
| 10/10/2012 | EP2508504A1 Process for preparation of cycloalkanedicarboxylic acid monoesters |
| 09/19/2012 | CN102686551A Process for preparation of cycloalkanedicarboxylic acid monoesters |
| 07/17/2012 | CA2482131C A semi-synthetic process for the preparation of ndebenzoylpaclitaxel |
| 07/11/2012 | CN102574798A Organophosphorus compounds based on tetraphenol (tp)-substituted structures |
| 04/19/2012 | WO2012048772A1 Functionalized fluoroalkyl fluorophosphate salts |
| 04/05/2012 | WO2012041431A1 Fluoroalkyl fluorophosphorane adducts |
| 03/29/2012 | WO2012039499A1 Deprotection method using glutathione-s-transferase and use thereof |
| 03/08/2012 | WO2012029794A1 Aromatic compound containing specific branch |
| 02/08/2012 | EP2415744A1 Fluorene compound |
| 01/25/2012 | EP2280974B1 Stereoselective synthesis of certain trifluoromethyl-substituted alcohols |
| 12/08/2011 | WO2011152501A1 Production method for long-chain, saturated, aliphatic, primary alcohols |
| 08/04/2011 | WO2011023756A4 Organophosphorus compounds based on tetraphenol (tp)-substituted structures |
| 07/13/2011 | EP2343309A1 Method for producing a peptide |
| 06/23/2011 | WO2011023756A3 Organophosphorus compounds based on tetraphenol (tp)-substituted structures |
| 06/09/2011 | WO2011068138A1 Process for preparation of cycloalkanedicarboxylic acid monoesters |
| 05/26/2011 | WO2011062139A1 Method for manufacturing optically active 3-tert-butoxycarbonylamino-2-fluoro-1-propanol |
| 05/18/2011 | EP2322498A1 Processes for removing dibenzofulvene |
| 04/27/2011 | CN102037092A Amino-acid generator agent and polysiloxane composition containing the same |
| 04/07/2011 | WO2011038926A1 A process for preparing dihydropyran and its use as protective agent |
| 03/23/2011 | EP2298729A1 Method of producing optically active amino acid derivative |
| 02/09/2011 | EP2280974A1 Stereoselective synthesis of certain trifluoromethyl-substituted alcohols |
| 01/25/2011 | CA2430339C A process for the preparation of iopamidol and the new intermediates therein |
| 09/21/2010 | CA2434308C Synthesis of temozolomide and analogs |
| 09/16/2010 | WO2010104169A1 Fluorene compound |
| 08/04/2010 | CN101139324B Amido protecting agent and preparation method thereof |
| 06/15/2010 | US7737284 chemical condensation process to produce a chemical intermediates for antitumor agents; industrial scale, and provide good yields; simplification; efficiency |
| 04/15/2010 | WO2010041425A1 Method for producing a peptide |
| 02/11/2010 | WO2010016551A1 Processes for removing dibenzofulvene |
| 01/20/2010 | CN101628842A Alkoxycarbonyl methoxyl group used as carboxyl protecting group |
| 01/19/2010 | CA2465928C Synthesis and purification of valacyclovir |
| 12/10/2009 | WO2009148046A1 Method of producing optically active amino acid derivative |
| 11/26/2009 | WO2009142204A1 Amino-acid generator agent and polysiloxane composition containing the same |
| 11/05/2009 | WO2009134737A1 Stereoselective synthesis of certain trifluoromethyl-substituted alcohols |
| 11/05/2009 | CA2722285A1 Stereoselective synthesis of certain trifluoromethyl-substituted alcohols |
| 10/21/2009 | CN101560167A Alpha-n-methylation of amino acids |
| 08/18/2009 | US7576245 Using a fluorinated phenyl compound containing electrophilic and nucleophilic groups; increasing the fluorous nature of an organic compound; 4-(1H,1H,2H,2H-Perfluorodecyl)benzenesulfonamide; N-[4-(1H,1H,2H,2H-perfluorodecyl)benzyloxycarbonyloxy]succinimide |
| 07/02/2009 | WO2009081852A1 Protective agent |
| 06/17/2009 | CN101456780A Deprotection of n-boc compounds |
| 05/28/2009 | US20090137419 Sequencing of surface immobilized polymers utilizing microfluorescence detection |
| 01/22/2009 | US20090023919 Synthesis of temozolomide and analogs |
| 12/02/2008 | US7459275 Sequencing of surface immobilized polymers utilizing microfluorescence detection |
| 11/26/2008 | CN101312955A Process for producing optically active piperazine compound |
| 11/06/2008 | DE102007020401A1 Preparation of aminoaryl or aminoheteroaryl-boronic acid compound involves, formation of protected group by condensation, followed by metalating with boronic compound to form protected boronic acid, then removing protective-group |
| 11/04/2008 | US7446209 Diazotizing a blocked 5-amino-1H-imidazole-4-carboxamide; hydrolysis; antitumor agents |
| 09/03/2008 | EP1964925A1 Process for production of optically active 4-hydroxy-1,2,3,4 -tetrahydroquinolines |
| 08/19/2008 | US7414156 Non-C2-symmetric bisphosphine ligands as catalysts for asymmetric hydrogenation |
| 07/16/2008 | CN101220033A Synthesis of temozolomide and analogs |
| 07/09/2008 | EP1421100B1 Chemical synthesis of solamargine |
| 06/26/2008 | DE102006062278A1 Preparing an amino acid derivative, comprises reacting carbonyl compound and amine compound, reacting obtained nitrogen containing carbonyl compound with aziridine compound and converting obtained compound to a carbonyl derivative |
| 06/11/2008 | EP1930325A1 Process for producing optically active piperazine compound |
| 06/11/2008 | CN101195589A Synthesis of temozolomide and analogs |
| 06/03/2008 | US7381718 new process for the preparation of a key intermediate |
| 05/21/2008 | EP1395551B1 Hydroxy alkyl amine derivatives as beta-secretase inhibitors and their use for the treatment of alzheimer's disease and similar diseases |
| 05/21/2008 | DE102006053064A1 Verfahren zur Herstellung aromatischer Diazoniumsalze A process for preparing aromatic diazonium salts |
| 05/06/2008 | US7368101 Process for the preparation of iopamidol and the new intermediates therein |
| 04/02/2008 | CN100378042C Method for synthesizing chiral methyl 1,3 functional group synthon |
| 03/12/2008 | CN101139324A Amido protecting agent and preparation method thereof |
| 03/05/2008 | CN100372852C Synthesis of temozolomide and analogs |
| 02/12/2008 | US7329496 Sequencing of surface immobilized polymers utilizing microflourescence detection |
| 02/06/2008 | CN100366604C Method for functionalizing phenolic compound bearing electron-donor group |
| 12/27/2007 | WO2007148781A1 Protective agent |
| 12/27/2007 | US20070299263 Hydroxy Alkyl Amines |
| 11/08/2007 | WO2007126050A1 Protective agent |
| 10/31/2007 | CN100345821C Process for preparation of iopamidol and new intermediates therein |
| 08/07/2007 | CA2377069C Synthesis of non-c2-symmetric bisphosphine ligands as catalysts for asymmetric hydrogenation |
| 05/10/2007 | US20070105131 Sequencing of surface immobilized polymers utilizing microfluorescence detection |
| 04/18/2007 | CN1310897C A semi-synthetic process for the preparation of N debenzoylpaclitaxel |
| 04/12/2007 | WO2007040238A1 Process for production of optically active 4-hydroxy-1,2,3,4 -tetrahydroquinolines |
| 03/29/2007 | WO2007035003A1 Process for producing optically active piperazine compound |
| 03/28/2007 | CN1307177C Synthesis and purification of valacyclovir |
| 12/07/2006 | DE102006021019A1 New 4,4'-disubstituted 1,2-diphenylacetylene derivatives, useful as intermediates for liquid crystal compounds, including polymers |
| 12/07/2006 | DE102005025797A1 Chirale Diphosphonite als Liganden in der ruthenium-katalysierten enantioselektiven Reduktion von Ketonen, β-Ketoestern und Ketiminen Chiral diphosphonites as ligands in the ruthenium-catalyzed enantioselective reduction of ketones, β-keto esters and ketimines |
| 12/05/2006 | US7144897 Substituted amide compound containing hydroxy and amino groups; useful for treating Alzheimer's disease and other similar diseases |
| 10/25/2006 | CN1850744A Method for synthesizing chiral methyl 1,3 functional group synthon |
| 10/25/2006 | CN1281596C Process for the preparation of 4-oxytetrahydropyran-2-ones |
| 10/12/2006 | US20060229456 Diazotizing a blocked 5-amino-1H-imidazole-4-carboxamide; hydrolysis; antitumor agents |
| 09/21/2006 | US20060210452 Very large scale immobilized polymer synthesis |