Patents
Patents for C07C 201 - Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton (5,786)
03/2013
03/06/2013CN101531597B Novel synthesis method for 3-nitryl-4-benzyloxy-alpha-bromoacetophenone
02/2013
02/28/2013US20130053598 Method for producing a cross-coupling product of a benzenoid diazonium salt
02/28/2013DE102011081898A1 Verfahren zur kontinuierlichen Herstellung von Nitrobenzol Process for the continuous preparation of nitrobenzene
02/27/2013CN202751831U Continuous and effective rectification device for 3, 4 - dichloronitrobenzene
02/27/2013CN102942487A Method for preparing o-nitrophenol through phenol nitration selectivity
02/27/2013CN102942486A Preparation method of m-nitrofluorobenzene
02/27/2013CN102942485A Method for m-dinitrobenzene refinement and effective byproduct utilization
02/27/2013CN102942430A Preparation method of addition product of aldehyde and nitroolefin
02/27/2013CN102941119A Preparation method for silicon dioxide loading heteropoly cesium catalyst
02/21/2013WO2013025061A2 Method for preparing nitroparaffin by gas phase nitration
02/20/2013CN102936334A Zinc phenolic hydroxyl complex catalytic agent, preparation method and application thereof
02/20/2013CN102936204A Chiral compound
02/20/2013CN102936202A Method for preparing 4, 4-methyl dinitropentanoate
02/20/2013CN102936201A Production apparatus and production method for methyl nitrite
02/20/2013CN102935510A Preparation and catalysis for stable water-soluble palladium nano particles of ionic nitrogen-containing ligand
02/14/2013WO2013020961A1 Method for purifying wastewater from reprocessing of crude aromatic nitro compounds
02/14/2013WO2013020798A1 Method for purifying wastewaters from the workup of crude aromatic nitro compounds
02/14/2013US20130041189 Process for purifying wastewaters from the workup of crude aromatic nitro compounds
02/14/2013US20130041188 Process for purifying wastewaters from the workup of crude aromatic nitro compounds
02/13/2013CN102924283A Dimethylnitrobenzene continuous rectification process
02/13/2013CN102924282A Process for producing alkyl nitrite
02/13/2013CN102924206A Water-phase green preparation method of 1,3-disubstituted-3-aryl allyl compound and application of 1,3-disubstituted-3-aryl allyl compound
02/06/2013CN102918009A Synthesis system, rubber chemical substance for tires, synthetic rubber for tires, and pneumatic tire
02/06/2013CN102911060A Method for preparing decoquinate intermediate 2-oxethyl-4-nitrophenol potassium
02/06/2013CN102911059A Methyl nitrite recovery method during CO coupling dimethyl oxalate synthesis process
02/06/2013CN102911054A Preparation method of 4,4,4-trifluoro-2-butenoate
02/06/2013CN101805265B Synthesis method of 2-nitro-4-substituted phenylacetic acid
02/05/2013US8367824 Process for producing quinazolin-4-one derivative
01/2013
01/30/2013CN102898464A Photosensitive group-protected functional group phosphoramidite and its preparation method and use
01/30/2013CN102898342A Chiral compound
01/30/2013CN102898311A Method and equipment for continuously producing methyl nitrite
01/30/2013CN102898284A 3-allyl-[1,1'-biphenyl]-4-phenol, derivatives, preparation methods and uses thereof
01/30/2013CN101381311B Preparation method of 5-nitro-2,4-bihalogenated phenols compounds
01/24/2013WO2013012777A2 Process for making tertiary aminoalcohol compounds
01/24/2013WO2012156540A3 Method for preparation of mononitrated aromatic compounds
01/23/2013CN102887808A Preparation method of multi-substituted indanol derivatives
01/23/2013CN102229568B Preparation and use for phenyl ether-bridged N-heterocyclic carbene metal complex
01/17/2013WO2012158303A3 Fluoroether-functionalized aminoaromatic compounds and derivatives thereof
01/17/2013US20130018210 Removal of non-aromatic impurities from a nitration process
01/17/2013US20130014866 Method for reclaiming high explosive from warhead by melting-out in supercritical fluid
01/16/2013CN102875841A Photosensitive cross-linking agent and preparation method thereof
01/16/2013CN102875579A Copper and nitrogen complex and application thereof
01/16/2013CN102875391A Cobalt complex of m-xylylenediamine and synthesis method of m-xylylenediamine
01/16/2013CN102875384A Method for separating 3, 4-dichloronitrobenzene crystallization mother liquor through extractive distillation
01/16/2013CN102875336A 2-substituted benzene alkynyl-1,2-dihydro-1-naphthalene alcohol compound, preparation method thereof and application of compound to preparation of acetylcholinesterase resisting medicine
01/16/2013CN102875274A Polyfluorinated aromatic ether compounds and synthesis method and application thereof
01/16/2013CN102875271A Method for synthesizing chlorinated aromatic hydrocarbon with participation of trichloroisocyanuric acid
01/16/2013CN101805264B Method for preparing mono-nitrotoluene by catalytic nitration of nitric acid
01/10/2013WO2013005425A1 Nitrobenzene compound manufacturing method
01/10/2013WO2012158302A3 Fluoroether-functionalized nitroaromatic compounds and derivatives thereof
01/10/2013WO2012140277A3 Method for preparation of mononitrated aromatic compounds
01/09/2013EP2543654A1 Synthesis system, rubber chemical substance for tires, synthetic rubber for tires, and pneumatic tire
01/09/2013CN102863464A Chiral zinc complexes
01/09/2013CN102863340A Preparation and purifying method of 2, 3, 4, 5-tetrachloronitrobenzene
01/09/2013CN102060790B Quinoxaline double N-oxide derivative ligand and application thereof in promotion on copper-catalyzed C-O coupling reaction
01/09/2013CN102008922B Process method and method for regenerating methyl nitrite in production of dimethyl oxalate
01/02/2013EP2540708A1 Metal complex, and adsorbent, occlusion material and separator material made from same
01/02/2013CN102850383A Chiral zinc complex
01/02/2013CN102850226A Method for synthesizing and preparing bronopol by one step
01/02/2013CN102850225A Method for synthesizing alpha-nitronaphthalene and beta-nitronaphthalene
01/02/2013CN102101868B 1,1'-bicarboline N,N'-dioxocompound and synthesis and application thereof
01/02/2013CN101972672B S-acylation L-cysteine and application of salt thereof as catalyst for asymmetrical organic synthesis reaction
12/2012
12/26/2012CN102838489A Clean production method and device of dinitrotoluene
12/26/2012CN101941991B Cobalt nickel complex of m-xylylenediamine and synthesis method thereof
12/19/2012EP2534126A1 Removal of non-aromatic impurities from a nitration process
12/19/2012CN202605749U Concentration device system for 2,2-dibromo-2-nitro ethanol
12/19/2012CN102834371A Removal of non-aromatic impurities from a nitration process
12/19/2012CN102827192A Zinc complex
12/19/2012CN102827007A Preparation method of 1,5-dinitronaphthalene and 1,8-dinitronaphthalene
12/19/2012CN102827006A Method for preparing catalytically nitrified aromatic compound with fixed bed reactor
12/19/2012CN102826983A 4-arylmethylidene-2-hydroxy-3-pinone derivative as well as preparation method and application thereof
12/19/2012CN102824334A Anti-cancer drug
12/19/2012CN102225915B Chiral oxazoline and synthesis method thereof
12/19/2012CN102093303B (2R, 4S)-4-phenyl-2-methyl-2-trifluoromethyl oxazoline and preparation method thereof
12/13/2012US20120316341 Fluorination of organic compounds
12/12/2012CN101525291B Green asymmetric synthesis method of chiral bicyclics compound
12/05/2012CN102807577A Chiral compound
12/05/2012CN102807492A Process device for producing methyl nitrite
12/05/2012CN101747204B Method for preparing p-nitroacetophenone by biomimetic catalytic oxidation of p-nitroethylbenzene with oxygen
12/05/2012CN101613285B Synthetic method and special equipment for nitrobenzene
12/05/2012CN101585772B Method of preparing p-nitrosoaniline derivatives
12/05/2012CN101503360B Preparation of 2- tertiary butyl-1,4-bis (4-nitro-2-trifluoromethyl phenoxy) benzene
11/2012
11/29/2012WO2012159390A1 Method for preparing 2,3-dimethyl-2,3-dinitrobutane
11/28/2012CN102796004A Synthesis method for paranitrobenzoyl chloride
11/28/2012CN102796003A Preparation method of 2-fluoro-4,5-dichloronitrobenzene
11/28/2012CN102795980A Dibenzaldehyde compound and preparation method thereof
11/28/2012CN101351443B Method for producing sulfonamides
11/22/2012WO2012156540A2 Method for preparation of mononitrated aromatic compounds
11/22/2012WO2012156095A1 Method and apparatus for purifying nitration products
11/22/2012DE102012009787A1 Verfahren und Vorrichtung zur Aufreinigung von Nitrierproduten Method and apparatus for purification of Nitrierproduten
11/22/2012CA2835121A1 Method and apparatus for purifying nitration products
11/21/2012CN102786453A Chiral sulfoxide alkene ligand, preparation method and application thereof
11/21/2012CN102786372A Synthesis of m-nitrobenzaldehyde derivative
11/21/2012CN102180836B Process for the synthesis of organic compounds
11/15/2012WO2012152438A1 Process for the preparation of nitrate acid ester of organic compounds
11/14/2012CN102781843A Method for recycling exhaust gases comprising NOx from wastewater streams from nitrating plants
11/07/2012CN102766056A Method for preparing chemical herbicide with butralin technical material content reaching 90+/-1%
11/07/2012CN102766054A Industrial synthesizing and purifying method of bis (4-nitrophenyl) carbonate
11/07/2012CN102766053A Production method of 3-fluoro-4-nitrophenol
11/07/2012CN101544568B Dinitrochlorobenzene synthesis method and microreactor
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