| Patents for C07C 249 - Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton (3,537) |
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| 10/30/2013 | CN102351654B Magnetic separation catalytic oxidation method and magnetic separation reaction apparatus |
| 10/23/2013 | CN103360279A Method for preparing cyclohexanone-oxime from cyclohexanone ammoximation |
| 10/23/2013 | CN102372532B Palladium-catalyzed ortho-orientation nitrification method of aza calixarene compounds |
| 10/16/2013 | CN103351310A Preparation process for oxime |
| 10/16/2013 | CN101973910B Method for synthesizing triphenylmethane compounds marked with stable isotopes |
| 10/09/2013 | CN103347861A 季铵盐 Quaternary |
| 10/09/2013 | CN103342660A Synthesis method of diphenyl ketone hydrazone |
| 10/09/2013 | CN103342659A Distyrene near ultraviolet photosensitizer comprising monohydroxyl-imino segment on position 2 and synthesis method thereof |
| 10/09/2013 | CN103342658A Distyrene near ultraviolet photosensitizer comprising dihydroxyl-imino segment and synthesis method thereof |
| 10/03/2013 | WO2013144924A1 An improved process for the synthesis of strobilurin fungicides viz trifloxystrobin and kresoxim-methyl |
| 10/02/2013 | CN103333085A Preparation and separation method of neotame intermediate imine |
| 10/02/2013 | CN102285900B Method for preparing 3-(2,6-dichlorophenyl)-2,3-dioxy ethyl propionate-2-(4-chlorphenyl) hydrazone |
| 10/02/2013 | CN101941921B Method for preparing trifloxystrobin |
| 10/01/2013 | US8546606 Reacting primary amines with phosgene in a tube reactor; high selectivity and a high space-time yield, so that the process can be designed in a compact fashion, prevent blockages |
| 09/25/2013 | EP2640692A1 Process for preparing azomethines from alpha-oxocarboxylates, amines and aryl bromides |
| 09/25/2013 | CN103320118A Schiff base cooper ion fluorescence probe and preparation method thereof |
| 09/25/2013 | CN103319910A Preparation method of indophenol derivative |
| 09/25/2013 | CN102391150B Iron-ion fluorescent probe compound and preparation method thereof |
| 09/19/2013 | US20130245323 Ammoximation Process |
| 09/19/2013 | US20130245322 Ammoximation Process |
| 09/18/2013 | CN103304442A Process for synthesizing diacetylmonoxime ethyl ether by continuous reactions in microtube |
| 09/18/2013 | CN103304441A O-methoxyphenylacetic acid Schiff base and synthetic method and application thereof |
| 09/18/2013 | CN102433564B Preparation method of Schiff-base corrosion inhibitor by condensation of o-oxy-acetate-benzaldehyde and substituted aniline |
| 09/12/2013 | WO2013133343A1 Fluorine-containing α,β-unsaturated aldehyde, method for producing same, optically active fluorine-containing compound using fluorine-containing α,β-unsaturated aldehyde, and method for producing same |
| 09/12/2013 | WO2013131484A1 Process for preparation of roflumilast |
| 09/11/2013 | EP2635552A2 Method for preparing substituted isoxazoline compounds and their precursors 4-chloro, 4-bromo- or 4-iodobenzaldehyde oximes |
| 09/11/2013 | CN103288679A Method for preparing cyclohexanone oxime |
| 09/11/2013 | CN103288678A Preparation method of cyclohexanone-oxime |
| 09/11/2013 | CN103288677A Method for preparing cyclohexanone-oxime from cyclohexanone |
| 09/11/2013 | CN103288676A Preparation method of cyclohexanone-oxime |
| 09/11/2013 | CN103288675A Preparation method of cyclohexanone-oxime |
| 09/10/2013 | CA2727762C Process for synthesizing thioether precursors of herbicides by reaction of anilines with dialkyl disulfides in the presence of an alkyl nitrite |
| 09/04/2013 | EP2632917A1 Novel phase transfer catalysts |
| 09/04/2013 | CN103282345A Method for preparing substituted isoxazoline compounds and their precursors 4-hloro, 4-bromo- or 4-iodobenzaldehyde oximes |
| 09/04/2013 | CN103282344A Method for preparation of ketoxime compound and method for preparation of alkoxy-mine hydrochloride |
| 09/04/2013 | CN101928232B Method for preparing cefixime dispersible tablet raw material intermediate |
| 08/28/2013 | CN103265560A Gossypol/ cotton ketone derivative and preparation method thereof and application of derivative in anti-tumor medicament |
| 08/28/2013 | CN103265455A In-situ synthesis method of 3-methoxysalicylic aldehyde condensed carbohydrazide bis-Schiff base |
| 08/28/2013 | CN103265454A In situ synthesis method of o-vanillin shrinkage hydrazine hydrate bis-Schiff base |
| 08/28/2013 | CN103265453A Acceptor organogel for colorimetrically identifying fluorine ions in single-selectivity manner as well as preparation and application of acceptor organogel |
| 08/28/2013 | CN103265451A Method for preparing hydrazone compound |
| 08/28/2013 | CN102924325B Preparation method for staurosporine medical intermediate |
| 08/27/2013 | US8519003 Phenoxyphenylamidines as fungicides |
| 08/22/2013 | US20130217674 Ship1 modulators and related methods |
| 08/22/2013 | DE19935448B4 Verfahren zur Herstellung sekundärer aliphatischer Amine aus Aldehyden mittlerer Kettenlänge A process for the preparation of secondary aliphatic amines from aldehydes medium chain |
| 08/21/2013 | CN103254407A Anthryl alcamine multi-functional group epoxy resin curing agent and preparation method thereof |
| 08/21/2013 | CN103254099A In-situ synthesis method of 3,5-bromosalicylaldehyde condensed hydrazine hydrate Schiff base |
| 08/21/2013 | CN103254098A In-situ synthesis method of 3,5-dichloro-salicylaldehyde condensed hydrazine hydrate Schiff base |
| 08/21/2013 | CN103254097A In-situ synthetic method of ethoxy salicylic hydrazine hydrate bis-schiff base |
| 08/21/2013 | CN103252252A Preparation method of non-binder titaniferous mercerizing molecular sieve catalyst |
| 08/15/2013 | WO2013119751A1 Process for preparing carboxamidine compounds |
| 08/15/2013 | US20130211036 Oxidation of Alkylbenzenes |
| 08/14/2013 | CN101679210B Process of racemisation of optically active alpha aminoacetals |
| 08/08/2013 | US20130203993 Process for the preparation of chiral hydrazides |
| 08/07/2013 | CN103232365A Schiff base compound, and synthesis method and application thereof |
| 08/07/2013 | CN103232364A Process for producing hydrazone compound |
| 07/30/2013 | US8496834 Process for fractionating a mixture of polyisocyanates |
| 07/24/2013 | CN103214394A Alkynyl imine derivative |
| 07/24/2013 | CN103214393A Oximation method of ketone |
| 07/24/2013 | CN103214392A Synthetic method of N-benzylideneaniline compound |
| 07/24/2013 | CN103214357A Compound 2-bromo-3-bromomethyl benzaldehyde, and synthesis method and application thereof |
| 07/18/2013 | WO2013105342A1 Evaporator, evaporation system, and evaporation method |
| 07/17/2013 | CN103209978A Novel phase transfer catalysts |
| 07/17/2013 | CN102320991B New molecule of PH fluorescent probe |
| 07/10/2013 | CN103193824A Functional monomer and preparation method thereof |
| 07/10/2013 | CN103193673A Quaternary ammonium salt (salicylidene amino acid) supported functional ligand and preparation method thereof |
| 07/10/2013 | CN103193672A Distillation method of oxime |
| 07/10/2013 | CN103193568A Selective hydrogenation reduction method of fluorine-containing aromatic hydrocarbon derivative |
| 07/10/2013 | CN101921213B Method for synthesizing ketazine by hydrogen peroxide oxidation method |
| 07/10/2013 | CN101885689B Fat soluble dual-core cobalt (III) anti-tumor coordination compound and preparation method thereof |
| 07/03/2013 | CN101851176B Organic metal iridium catalyst with nitrone ligand |
| 07/02/2013 | CA2534819C Transition metal carbide and nitride containing catalysts, their preparation and use as oxidation and dehydrogenation catalysts |
| 06/26/2013 | EP2605767A1 Ship1 modulators and related methods |
| 06/26/2013 | CN103172535A Liquid-phase fixed bed preparation method of cyclohexanone oxime |
| 06/26/2013 | CN103172534A Method for preparing acetaldoxime |
| 06/26/2013 | CN101811981B Small-angle inverted V-shaped long lateral-chain ferroelectric liquid crystal compound and synthesis method thereof |
| 06/26/2013 | CN101747228B Ammoximation reaction of ketone or aldehyde |
| 06/19/2013 | CN103159644A Curcuminoid condensed aromatic amine Schiff base derivative, as well as preparation method and application thereof in preparation of antibacterial medicaments |
| 06/19/2013 | CN101712636B Method for preparing parabenzoquinone dioxime |
| 06/18/2013 | US8466319 Preparation of nitrones |
| 06/12/2013 | CN103145583A Raceme alkannin naphthazarin parent nucleus hydroxyl methylation carbonyl oxime derivative and preparation and application thereof |
| 06/11/2013 | US8461387 Preparation of nitrones |
| 06/05/2013 | CN202962433U Ammoximation reactor |
| 06/05/2013 | CN103130680A High-optical-purity alkannin and Akannin naphthazarin nuclear parent hydroxyl methylation carbonyl oxime derivative and preparation method and application thereof |
| 06/05/2013 | CN102125840B Preparation method of hydrogenation catalyst and application thereof |
| 06/05/2013 | CN101591265B Method for preparing benzyl imine methyl ether hydrochloride |
| 06/04/2013 | US8455698 Hydroxy- and aldehyde functional compounds |
| 06/04/2013 | US8455679 Prepolymer systems having reduced monomeric isocyanate contents |
| 06/04/2013 | US8455100 Aldimines comprising hydroxyl groups, and compositions containing aldimine |
| 05/28/2013 | US8450526 Ammoximation process |
| 05/28/2013 | US8449812 Controlling temperature drying of silicon and titanium compounds; epoxidation catalyst, hydrotreatment catalyst |
| 05/22/2013 | CN103113393A Amino acid schiff base transition metal complex and application thereof |
| 05/22/2013 | CN103113259A O-nitrophenyl azo salicylaldehyde phenoxy acetyl hydrazone, and synthesis and application thereof in CN<-> colorimetric detection |
| 05/21/2013 | US8444917 Ammoximation process |
| 05/15/2013 | CN103102284A Preparation of 4-trifluoromethyl-2, 6-dinitrobenzene salicylaldoxime derivative and its application in anticancer therapeutic drugs |
| 05/15/2013 | CN103102283A Preparation method of chalcone oxime compound and application of the same as novel immunosuppressant |
| 05/09/2013 | US20130116453 Ordered mesoporous titanosilicate and the process for the preparation thereof |
| 05/08/2013 | CN103086916A Schiff base functionalized Gemini ionic liquid and preparation method thereof |
| 04/25/2013 | WO2013057743A1 Process for the preparation of an aryl oxime and salts thereof |
| 04/24/2013 | CN103058883A Preparation technology of solid (chlorine methylene) dimethyl ammonium chloride |