Patents
Patents for C07C 241 - Preparation of compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes (2,288)
07/2013
07/10/2013CN103193959A Degradable hydrazide latent epoxy resin curing agent and application thereof
06/2013
06/12/2013CN103145582A Concentration method of 40% methylhydrazine aqueous solution
06/12/2013CN101952246B A one-pot process for preparing 3-(2,2,2-trimethylhydrazinium)propionate dihydrate
06/05/2013CN103130678A Method for increasing concentration of methylhydrazine aqueous solution from 40% to 98%
05/2013
05/22/2013EP2594552A2 Method for preparing ramalin
05/16/2013WO2013070059A1 A method to produce hydrazide
05/10/2013WO2013067163A1 Neprilysin inhibitors
05/10/2013CA2850953A1 Neprilysin inhibitors
05/02/2013US20130109639 Neprilysin inhibitors
05/01/2013CN103071365A Treatment method for tail gas produced by reaction of sulfonyl chlorination
04/2013
04/24/2013CN103068794A Method of synthesizing ramalin
04/17/2013CN103044282A Daminozide production method capable of reducing residual amount of UDMH (unsymmetric dimethyl hydrazine)
04/03/2013CN101973907B Method for preparing N-nitroacetamide
03/2013
03/27/2013CN102993044A Preparation method of 4-chlorophenylhydrazine hydrochloride
03/27/2013CN102036949B Process for preparing 3-(2,2-dimethylhydrazino) methylpropionate
03/27/2013CN101397264B Method for manufacturing monomethyl hydrazine
03/20/2013CN102976969A Preparation method for improving yield of fat dicarboxylic dihydrazide nucleating agent
03/13/2013CN102964270A Method for reducing hydrazine synthesized by diazonium salt by utilizing sodium sulphite
03/06/2013CN101973909B Preparation method of mildronate
03/06/2013CN101973908B Method for preparing N-nitroamino alcohol
02/2013
02/28/2013US20130048911 Aromatic Amide Compound
02/26/2013US8383857 Processes for making hydrazides
02/21/2013WO2013025805A1 Substituted (e)-n'-(1-phenylethylidene) benzohydrazide analogs as histone demethylase inhiitors
02/21/2013CA2843609A1 Substituted (e)-n'-(1-phenylethylidene)benzohydrazide analogs as histone demethylase inhibitors
02/13/2013CN102924323A Neutralization improvement method for production of oxadiazon
02/06/2013CN102911400A Polylactic acid nucleating agent, preparation method as well as method for controlling morphology of polylactic acid nucleating agent
01/2013
01/30/2013CN102898328A Synthesis method of diethyl azodicarboxylate and intermediate of diethyl azodicarboxylate
01/30/2013CN102898327A Synthesis method for dimethyl azodicarboxylate and intermediate thereof
01/30/2013CN102432496B Method for refining carbidopa
01/29/2013US8362273 Process for preparing aminale and their use for preparing 1,3-disubstituted pyrazole compounds
01/09/2013CN102863355A Purifying method of N-(3-methoxy-2-methyl benzoyl)-N'-tert-butylhydrazine
01/08/2013US8349223 Boronated polyphosphinohydrazide fire retardant
01/01/2013US8344180 Hydrazine amide derivative
12/2012
12/26/2012CN102838508A Preparation technology of nitrophenyl hydrazine hydrochloride
12/26/2012CN102838507A Preparation technology of 4-bromophenylhydrazine
12/13/2012US20120316066 Chiral Diacylhydrazine Ligands for Modulating the Expression of Exogenous Genes via an Ecdysone Receptor Complex
12/06/2012WO2012165652A1 Method for producing isoxazoline compound
12/05/2012CN202569609U High-recycling-rate distillation device for methylhydrazine
12/05/2012CN102807507A Method for producing phenylhydrazine
12/05/2012CN102807506A Method for producing phenylhydrazine
12/05/2012CN102807505A Method for producing phenylhydrazine
12/05/2012CN101654418B A type crystal of mildronate dihydrate and preparation method thereof
12/04/2012CA2672019C Thiol-modified macromolecule derivatives and cross-linked materials thereof
11/2012
11/27/2012US8318699 Tumor necrosis factor inhibitors
11/21/2012CN102786434A Acetaminophen acid derivative, preparation method and application thereof
11/21/2012CN102786432A Acetaminophen ester derivative, preparation process and purposes of acetaminophen ester derivative
11/21/2012CN102786423A Micro-reaction method for synthesizing 2,6-dinitroaniline herbicide by one-step nitration
11/20/2012US8314121 Imidazolone derivatives, preparation thereof as drugs, pharmaceutical compositions, and use thereof as protein kinase inhibitors, in particular CDC7
11/14/2012CN102775381A Substituted hydrazide compound, and its preparation method, medicinal compositions and application
11/08/2012US20120282629 Enhancers of Protein Degradation
10/2012
10/17/2012CN101558106B Tailored control of surface properties by chemical modification
10/03/2012CN102702147A Andrographolide analogue and application of andrographolide analogue to treatment
10/03/2012CN102702019A Method for synthesizing carbidopa
09/2012
09/20/2012WO2012124781A1 Method for producing pyrazolecarboxylic acid derivative
09/19/2012CN102671656A Pt-load catalyst taking mesoporous carbon as carrier, as well as preparation method and usage thereof
09/12/2012CN102659620A Synthesis method of 2,4-bi-(trifluoromethyl) benzylhydrazine
09/11/2012CA2445159C Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds
08/2012
08/28/2012US8252958 Use of guanabenz and its derivatives for making drugs for treating cystic fibrosis and diseases related to a protein addressing deficiency in the cells
08/23/2012US20120215009 Process for preparing aminale and their use for preparing 1,3-disubstituted pyrazole compounds
08/08/2012CN102627518A Preparation method of N-nitrosamine
08/01/2012CN102617397A Ortho-formyl aminobenzoyl hydrazide compound, preparation method thereof and application
07/2012
07/25/2012CN102603619A Compound with anticancer activity and preparation method thereof
07/25/2012CN102603555A All-trans retinoic acid amide derivative and preparation method and application thereof
07/24/2012US8227634 Imaging agents and methods of imaging NAALADase or PSMA
07/11/2012EP2054465B1 Tailored control of surface properties by chemical modification
07/11/2012CN102574776A Method for the preparation of [omega]-amino-alkaneamides and [omega]-amino-alkanethioamides as well as intermediates of this method
07/11/2012CN102557985A Process for preparing 4-methoxyphenyl hydrazine hydrochloride
07/04/2012CN102531953A Preparation process for phenylhydrazine hydrochloride
07/04/2012CN102531952A Preparation process of p-bromophenylhydrazine
07/04/2012CN102531951A Preparation process for 4-trifluoromethoxy
06/2012
06/27/2012CN102516117A Process for producing methyl hydrazine with hydrazine hydrate method
06/27/2012CN101541739B Method for producing 3-(2,2,2-trimethylhydrazinium)propionate dihydrate
06/26/2012US8207373 Benzoic acid derivatives as human papilloma virus inhibitors
06/26/2012US8206692 Inhibition of sweat malodor
06/20/2012EP2465852A1 Capped pyrazinoylguanidine sodium channel blockers
06/06/2012EP2459521A1 Method for the preparation of w-amino-alkaneamides and w-amino-alkanethioamides as well as intermediates of this method
05/2012
05/23/2012CN102464593A 正丁基-2-硝酸乙基硝基胺的连续快速后处理方法 After the continuous and rapid treatment of nitric acid n-butyl-2-nitro-ethyl-amine
05/23/2012CN102464592A 酰基苄胺类化合物及其应用 Acyl, benzyl amine compounds and their application
05/22/2012CA2550076C Method for the continuous synthesis of monoalkyl-hydrazines with a functionalised alkyl group
05/16/2012CN1854128B Copper-catalyzed formation of carbon-heteroatom and carbon-carbon bonds
05/15/2012CA2516993C Bioavailable diacylhydrazine ligands for modulating the expression of exogenous genes via an ecdysone receptor complex
05/03/2012WO2012008785A3 Method for preparing ramalin
05/02/2012CN102432496A Method for refining carbidopa
04/2012
04/19/2012US20120095103 Compounds for treating proliferative disorders
04/10/2012US8153842 Method for producing 3-(2,2,2-trimethyl-hydrazinium) propionate dihydrate
03/2012
03/21/2012CN102382012A Preparation technology of phenylhydrazine derivative
03/21/2012CN102382011A Preparation process of 4-nitrophenyl hydrazine hydrochloride
03/21/2012CN102382010A Preparation process for 4- bromo phenyl hydrazine
03/21/2012CN102382009A Preparation process of 2-tolylhydrazine hydrochloride
03/21/2012CN102382008A Preparation process of phenylhydrazine hydrochloride
02/2012
02/15/2012CN101835494B 制造酰肼的改良方法 An improved method of producing hydrazide
02/14/2012US8114857 Derivatives of 4- or 5-aminosalicylic acid
02/08/2012CN102344389A Double-hindered phenol structure-contained hydrazides compound and preparation method thereof
02/07/2012US8110705 Processes for making hydrazides
02/01/2012CN102336682A Method for preparing 4-substituted hydrazine by oxidizing and coupling secondary amine through copper chloride
01/2012
01/19/2012WO2012008785A2 Method for preparing ramalin
01/11/2012CN102311362A Method for preparing ethyl hydrazinoacetate hydrochloride
01/11/2012CN102311361A A compound of N- nitro-2,4,6-trifluoroaniline, synthesis method and application thereof
01/10/2012US8093424 Tetralin and indane derivatives and uses thereof
12/2011
12/22/2011US20110313171 Conversion of aromatic diazonium salt to aryl hydrazine
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