| Patents for C07C 221 - Preparation of compounds containing amino groups and doubly-bound oxygen atoms bound to the same carbon skeleton (1,346) |
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| 01/16/2013 | CN101648883B Isoliquiritigenin derivant with antineoplastic activity and synthetic method thereof |
| 01/02/2013 | CN102070459B Method for preparing amino-compound through catalytic reduction of nitro-compound |
| 12/19/2012 | CN101575253B Application of fullerene as catalyst in catalytic hydrogenation reaction of nitro aromatic compound |
| 12/18/2012 | CA2522014C Novel trifunctional photoinitiators |
| 12/12/2012 | CN101448845B Chiral ligands used in transition metal catalysts for asymmetric addition reactions especially hydrogenation |
| 12/04/2012 | US8324255 Chelator stabilized cationic ammonium compounds and compositions comprising the same |
| 11/28/2012 | CN102796017A Natural product deoxybostrycin derivatives and preparation method and application thereof |
| 11/28/2012 | CN102795983A Anthraquinone derivative material and preparation method and application thereof |
| 11/14/2012 | CN101302170B Optical activity (+) or (-)-gossypol derivates, preparation and use thereof |
| 11/07/2012 | CN102766150A Polymerizable salicylic aldehyde complex containing quaternary ammonium salt and preparation method thereof |
| 10/24/2012 | CN102746173A Emodin derivative and preparation method and application thereof |
| 10/24/2012 | CN102746172A Preparation method of dimethylaminocinnamaldehyde |
| 10/18/2012 | WO2012113860A3 Phenalene-1-one derivatives, method for producing same and use thereof |
| 10/17/2012 | CN102731330A Preparation method for intermediate of disperse blue 2 BLN |
| 10/17/2012 | CN102731329A Preparation method of cyclopropane derivative |
| 10/17/2012 | CN102731328A Preparation method of bupropion hydrochloride |
| 10/17/2012 | CN102731327A Preparation method of 4-[N,N-bis(2-hydroxyethyl)amino]benzaldehyde |
| 10/11/2012 | WO2012137741A1 Method for purifying organic material, material for organic electronics, photoelectric conversion element, optical sensor, imaging element, and organic electroluminescent element |
| 10/11/2012 | WO2012136121A1 Amino phenylpropanoid compound and use thereof for preparing immunosuppressant |
| 10/03/2012 | CN101885736B 5-aminolevulinic acid phosphate salt, process for producing the same and use thereof |
| 09/19/2012 | CN102675194A Oximes-contained amino derivative, pharmaceutical composition of oximes-contained amino derivative, preparation method of oximes-contained amino derivative and application of oximes-contained amino derivative |
| 09/19/2012 | CN102675134A Nitrogen-containing substituent curcumin analogue and medical application thereof |
| 09/12/2012 | CN102659611A Method for preparing 2-amino-5-chloro-2',6'-difluorobenzophenone |
| 09/12/2012 | CN102658129A Catalyst for preparing 1-aminoanthraquinone through hydrogenization, and preparation method and application of catalyst |
| 09/11/2012 | CA2445159C Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds |
| 09/05/2012 | CN101880222B Square acid derivate and preparation method thereof |
| 09/05/2012 | CN101223127B Method and device for decomposition and recovery process for isocyanate compound |
| 08/30/2012 | DE102011012343A1 Phenalen-1-on-Derivate, Verfahren zur Herstellung und Verwendung derselben Phenalen-1-one derivatives, to processes for preparing and using the same |
| 08/15/2012 | CN102633992A Low-viscosity anacardol modified amine curing agent as well as preparation method and application thereof |
| 08/08/2012 | CN101367741B 4'-methoxy-2-amino--5-acetyl biphenyl and synthesis thereof |
| 08/01/2012 | CN102617371A Preparation method of 4-phenylamino-3-pentenyl-2-ketone and derivatives thereof |
| 07/25/2012 | CN102603547A New synthesis process of 1-amino-2-acetylanthraquinone and derivatives thereof |
| 07/25/2012 | CN102603546A Synthetic method of N-substituent-3-amino acrolein |
| 07/25/2012 | CN101711986B Method for preparing catalyst for catalytic dehydrogenation of alcohol amine |
| 07/18/2012 | CN102585046A Visible light initiator having conjugate structure and containing benzophenone segment as well as synthesis and application |
| 07/18/2012 | CN102584608A Preparation method and intermediate of alpha-(aminomethyl)-4-hydroxy-1,3-phenylenedimethanol |
| 07/17/2012 | US8222455 Polycationic viscoelastic compositions |
| 07/12/2012 | US20120178844 Macrophotoinitiators |
| 07/11/2012 | EP2474308A1 Pharmaceutical formulations containing bupropion hydrobromide |
| 07/11/2012 | CN102557969A Cyclic ketone derivatives and applications thereof as developers and aggregation inhibitors of amyloid protein sediments and neurofibrillary tangles |
| 07/05/2012 | US20120172227 5-aminolevulinic acid salt, process for producing the same and use thereof |
| 07/04/2012 | CN102531933A Natural product Bostrycin derivates II and preparation method and application thereof |
| 07/04/2012 | CN102531932A Preparation method of important intermediate of hepatitis c virus (HCV) protease inhibitor |
| 07/04/2012 | CN101475501B Preparation method of N-methyl formyl aniline |
| 06/27/2012 | EP2123628B1 A process for preparing optical pure milnacipran and its pharmaceutically accepted salts |
| 06/21/2012 | WO2012081031A1 Process for preparing tetrabenazine |
| 06/20/2012 | EP1305292B1 Biphenyl carboxamides |
| 06/20/2012 | CN102504055A Benzophenone initiating agent with aqueous reactivity and synthetic method thereof |
| 06/20/2012 | CN102504054A Hydroxy-ketone photoinitiator containing multiple functional groups for reducing and eliminating VOC (volatile organic compounds) emission |
| 06/14/2012 | WO2012076165A1 Method for synthesising substituted aminocyclohexanone derivatives |
| 06/14/2012 | CA2820413A1 Method for synthesising substituted aminocyclohexanone derivatives |
| 06/13/2012 | CN102491912A Synthesizing method of N-methoxyphenyl-N-(acetyl)methylamine |
| 06/13/2012 | CN102491863A Selective hydrogenation reduction method for aromatic nitro compound |
| 05/30/2012 | CN101974112B Macromolecular bifunctional amino ketone photoinitiator and preparation method thereof |
| 05/30/2012 | CN101967207B Composite macro-molecule polyfunctional group photoinitiator and preparation method thereof |
| 05/30/2012 | CN101863788B 5-aminolevulinic acid phosphate salt, process for producing the same and use thereof |
| 05/23/2012 | CN101367742B 1-(4-amino-3, 5-di(phenylacetylene base)phenyl)ethanone and synthesis thereof |
| 05/18/2012 | WO2012062041A1 Para- or meso-functionalized aromatic ketone compounds, preparation methods thereof, and photopolymerization initiators comprising the same |
| 05/16/2012 | CN1854128B Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds |
| 05/16/2012 | CN102452947A Synthetic technology of amino vanillin |
| 05/08/2012 | US8173839 5-aminolevulinic acid salt, process for producing the same and use thereof |
| 05/02/2012 | CN102432569A Novel preparation of anticancer-active tricyclic compounds via alkyne coupling reaction |
| 05/02/2012 | CN102432411A Nitrogen-heterocyclic-cabbeen-palladium-iminazole complex for catalyzing application of aryl chloride in amination reaction |
| 04/17/2012 | CA2658349C A method for manufacturing a .beta.-diaryl electron withdrawing group substituted compound |
| 04/11/2012 | EP2437739A1 Glomerulonephritis treatment |
| 04/04/2012 | CN102399159A 一种3，5-二溴-2-氨基苯甲醛的合成方法 One kind of method for the synthesis of 3,5-dibromo-2-amino-benzaldehyde |
| 03/28/2012 | CN102391258A Amino-substituted flavone compound and preparation and use thereof |
| 03/21/2012 | CN102381951A Cyclohexanone-contained mono-carbonyl analogues of curcumin and usage thereof |
| 03/07/2012 | CN101723841B Preparation method of 2-amino-5-alkoxy propiophenone |
| 02/09/2012 | DE102010038887A1 β-Ketocarbonylquatverbindungen und Verfahren zu deren Herstellung β-Ketocarbonylquatverbindungen and processes for their preparation |
| 02/08/2012 | CN102344351A Aryl-substituted chalcones compound, its preparation method and its application |
| 02/08/2012 | CN101137436B 碱稳定性离子液体 Alkaline stability of ionic liquids |
| 02/01/2012 | CN101648840B 富勒烯作为催化剂在光辐照条件下对硝基芳香化合物中的硝基的催化加氢反应中的应用 Fullerenes as a catalyst for nitro aromatic nitro compounds catalyzed hydrogenation reactions in the application under light irradiation conditions |
| 01/25/2012 | CN102329210A 2, 6-di(aryl)-anthraquinone and preparation method thereof |
| 01/25/2012 | CN101717369B Method for preparing arylamine by catalysis in aqueous phase |
| 01/11/2012 | CN102311353A Aldehyde group-containing poly-aryl ether ketone monomer capable of being subjected to post-functionalization, and synthetic method thereof |
| 01/05/2012 | DE102010025663A1 Neue beta-Aminoaldehyd-Derivate, Verfahren zu ihrer Herstellung und ihre chemische Verwendung als reaktive Intermediate New beta-amino aldehyde derivatives, processes for their preparation and their use as chemical reactive intermediates |
| 01/04/2012 | CN102307845A Process for preparing cinacalcet hydrochloride |
| 01/04/2012 | CN101565378B Preparation of derivative of dibenzoyl methane and application thereof |
| 12/28/2011 | EP2398763A2 Process for preparing cinacalcet hydrochloride |
| 12/28/2011 | CN101492331B 手性2-羟基苊酮类化合物的制备方法 Preparation of chiral 2-hydroxy-acenaphthylene ketones |
| 12/14/2011 | CN102276488A 1,2-二氨基蒽醌的制备方法 Preparation of 1,2-di-amino-anthraquinone |
| 12/14/2011 | CN102276377A 卞胺的制备方法 Bian prepared amine |
| 12/14/2011 | CN102274725A 一种高效纳米金基催化氢化催化剂及其制备方法 An efficient Namijinji catalytic hydrogenation catalyst and preparation method |
| 12/08/2011 | US20110301383 Beta-Diketiminate Ligand Sources and Metal-Containing Compounds Thereof, and Systems and Methods Including Same |
| 12/07/2011 | CN102267915A 芳香腈的还原方法 Aromatic nitrile reduction method |
| 12/07/2011 | CN102267849A 一种替代硫化碱的芳香族硝基化合物的还原方法 An alternative method for the reduction of aromatic nitro compounds of sodium sulfide |
| 11/30/2011 | CN102260239A 胡黄连素衍生物及其制备与应用 Hu berberine derivatives, preparation and application |
| 11/23/2011 | CN102249941A Monohydroxy di(n-decyl) emodin quaternary ammonium salt with anticancer activity |
| 11/23/2011 | CN102249940A Amphiphilic benzylidene cyclopentanone dye, its synthetic method and application in two-photon photodynamic therapy |
| 11/23/2011 | CN102249939A Lipid-water amphiphilic benzylidene cyclopentanone dye and preparation method and application in photodynamic therapy thereof |
| 11/22/2011 | CA2509151C Derivatives of aryl-quinazoline/aryl-2-amino-phenyl methanone which promote the release of parathyroid hormone |
| 11/16/2011 | CN202036819U Urea purification and production device |
| 11/16/2011 | CN102241598A Monohydroxy emodin dioctyl quaternary ammonium salt with anticancer activity |
| 11/16/2011 | CN102241597A Method for preparing bupropion hydrobromid crystal I |
| 11/02/2011 | CN101885692B 5-aminolevulinic acid phosphate salt, process for producing the same and use thereof |
| 10/19/2011 | CN102219704A Improved method for synthesizing 1,4-diamino-2,3-dichloroanthraquinone |
| 10/05/2011 | CN102206293A Photoinitiator, UV curing coating and in mo1d decoration method |
| 10/05/2011 | CN102206172A Substituted diaryl compound and preparation method and antiviral application thereof |
| 09/28/2011 | CN102199100A Synthesis method of 2,5-bis(substituted amino)-1,4-benzoquinone compound |