Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Chemistry
Class Information
Number: 568/939
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Nitro containing (including aci forms) > Benzene ring containing > Nitro bonded directly to benzene ring
Description: Compounds wherein the -NO2










Sub-classes under this class:

Class Number Class Name Patents
568/940 Methyl bonded directly to benzene ring (e.g., nitroxylene, etc.) 80


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8692035 Adiabatic process for making mononitrobenzene Apr. 8, 2014
8609873 Process for making and using HOF.RCN Dec. 17, 2013
8604256 Method for reducing the formation of by-product dinitrobenzene in the production of mononitrobenzene Dec. 10, 2013
8592637 Process for preparing mononitrated organic compounds Nov. 26, 2013
8445734 Photolabile protective groups for improved processes to prepare oligonucleotide arrays May. 21, 2013
8357827 Process for the continuous preparation of nitrobenzene Jan. 22, 2013
8343710 Photodegradable groups for tunable polymeric materials Jan. 1, 2013
8183296 Pesticide phenyloxy substituted phenylamidine derivatives May. 22, 2012
7928270 Process for distillatively removing dinitrotoluene from process wastewater from the preparation of dinitrotoluene by nitrating of toluene with nitrating acid Apr. 19, 2011
7851661 Method for producing dinitrotoluene Dec. 14, 2010
7696391 System and process for production of nitrobenzene Apr. 13, 2010
7326816 Process for the production of nitrobenzene Feb. 5, 2008
7041858 Process for the production of dinitrotoluene May. 9, 2006
6953869 Process for working up secondary components in the preparation of dinitrotoluene Oct. 11, 2005
6936741 Process for working up the waste water obtained in the preparation of dinitrotoluene Aug. 30, 2005
6906231 Aromatic nitration reactions Jun. 14, 2005
6791000 Process for vapor phase nitration of benzene using nitric acid over molybdenum silica catalyst Sep. 14, 2004
6768032 Continuous isothermal process for preparing mononitrotoluenes in the presence of phosphoric acid Jul. 27, 2004
6756504 Sphingolipids Jun. 29, 2004
6703532 Process for the nitration of xylene isomers using zeolite beta catalyst Mar. 9, 2004
6583327 Continuous isothermal process for preparing mononitrotoluenes Jun. 24, 2003
6515190 Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide Feb. 4, 2003
6515189 Reactions of aromatic compounds Feb. 4, 2003
6506948 Toluene extraction of dinitrotoluene wash water Jan. 14, 2003
6506949 Process for ring nitrating aromatic compounds in a tubular reactor having static mixing elements separated by coalescing zones Jan. 14, 2003
6362381 Nitration of aromatic hydrocarbons Mar. 26, 2002
6329529 Nitrogen-based halogenating agents and process for preparing halogen-containing compounds Dec. 11, 2001
6316675 Process for the preparation of an olefin-substituted aromatic or heteroaromatic compound Nov. 13, 2001
6303820 Process for the preparation of nitrosobenzenes Oct. 16, 2001
6291726 Process for nitration of aromatic compounds using a non-acid type nitration process Sep. 18, 2001
6284894 Preparation of allylic aromatic compounds Sep. 4, 2001
6274775 Process for the preparation of nitrosobenzenes Aug. 14, 2001
6242657 Method for producing aromatic nitro compounds Jun. 5, 2001
6127583 Process for preparing acetylene derivative from a ketone compound Oct. 3, 2000
5998661 Preparations of organic nitro compounds through mixed oxidizing agents Dec. 7, 1999
5963878 Nitration process Oct. 5, 1999
5952531 Nitration process Sep. 14, 1999
5886240 Process for preparing aromatic acetylenes using palladacycles as catalysts Mar. 23, 1999
5847240 Process for reducing tetranitromethane in compositions containing nitroaromatic compounds Dec. 8, 1998
5763697 Process for the nitration of aromatic compounds Jun. 9, 1998
5728901 Nitration process which employs water tolerant Lewis acid catalysts Mar. 17, 1998
5648565 Process for the adiabatic preparation of mononitrotoluenes Jul. 15, 1997
5488187 Process for the production of dinitrobenzene and mononitrobenzene Jan. 30, 1996
5399773 Process for the preparation of nitrophenyl alkyl ethers Mar. 21, 1995
5395995 Process for the preparation and purification of nitroaromatics Mar. 7, 1995
5329054 Decarboxylation process Jul. 12, 1994
5315043 Aromatic nucleophilic fluorination May. 24, 1994
5313009 Nitration process May. 17, 1994
5270309 Kynurenic acid derivatives useful in the treatment of neurodegenerative disorders Dec. 14, 1993
5247124 Process for the preparation of substituted styrenes Sep. 21, 1993

1 2 3










 
 
  Recently Added Patents
Computer program and apparatus for evaluating signal propagation delays
Shield for vacuum circuit breaker
Fixing apparatus
Requirements model comparative analysis method for effort estimation in customizing a network monitoring and control system
Visual model importation
Therapeutic compositions and methods
Method for configuring analog-to-digital converter keys and non-transitory machine readable medium storing program code executed for performing such method
  Randomly Featured Patents
Apparatus for converting centrifugal energy into percussive energy
Test pattern generator
Stacked organic light emitting devices
IC carrier for use with an IC handler
Method and apparatus for calibrating the writing power applied to an optical media
Machine for wrapping a package in a stretchable and then cold-and/or hot-contractible film
Method and apparatus for mining inclined mineral deposits
System for displaying information in specific region
Imaging method and apparatus
Powered surgical screwdriver