Resources Contact Us Home
Browse by Category: Main > Chemistry
Class Information
Number: 568/10
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Phosphorus containing > Phosphonium derivative > Plural phosphori containing
Description: Compounds which contain at least two phosphorus atoms.

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8703902 Polymers and copolymers of ionic liquids as radio frequency absorbing materials Apr. 22, 2014
8692022 Hydrogenation of esters with Ru/bidentate ligands complexes Apr. 8, 2014
8609901 Highly selective process for producing organodiphosphites Dec. 17, 2013
8420865 Phosphine compound, process for producing the same, and peroxide scavenger using the same Apr. 16, 2013
8420755 Compounds, catalyst composition comprising the same, and method for preparing of cycloolefin-based polymer using the same Apr. 16, 2013
8168831 Non-aqueous electrolyte cell, electrode stabilizing agent, phosphazene derivative and method of producing the same May. 1, 2012
7947854 Bis-cationic compounds and use thereof May. 24, 2011
7880037 Phosphonium salts derivatives Feb. 1, 2011
7833992 Conjugates and compositions for cellular delivery Nov. 16, 2010
7767861 Method for producing trivalent organophosphorus compounds Aug. 3, 2010
7560595 Non-aqueous electrolyte cell, electrolyte stabilizing agent, and phosphazene derivative and method for preparation thereof Jul. 14, 2009
7534920 Optically-active bis(alkynylphosphino) ethane-borane derivative and process for producing the same May. 19, 2009
7531698 Tetraphosphorus ligands for catalytic hydroformylation and related reactions May. 12, 2009
7439401 Process for preparing acylphosphanes and derivatives thereof Oct. 21, 2008
7235696 Chiral diphosphinoterpenes and transition metal complexes thereof Jun. 26, 2007
7217842 Catalysts for nucleophilic substitution, synthesis thereof, composition containing them and use thereof May. 15, 2007
7208605 Functionalized ionic liquids, and methods of use thereof Apr. 24, 2007
7074965 Diphosphine Jul. 11, 2006
6979746 (1,4-phenylene)bis(methylene) phosphonic acid esters and (1,4-phenylene)bis(methylene) triphenyl phosphonium salt compounds Dec. 27, 2005
6974885 Method for isolating pharmaceutically exploitable etidronate disodium Dec. 13, 2005
6946578 Process for producing phenoxyphosphazene compound, flame-retardant resin composition, and flame-retardant resin molding Sep. 20, 2005
6878850 Catalysis using halophosphine compounds Apr. 12, 2005
6855657 Ortho substituted chiral phosphines and phosphinites and their use in asymmetric catalytic reactions Feb. 15, 2005
6774265 Bis-phosphonium salt and process for producing the same Aug. 10, 2004
6765102 Water-compatible cationic epoxy compounds Jul. 20, 2004
6727379 Bis (aminostyryl) naphthalene compound, synthesis intermediate thereof, and process for production thereof Apr. 27, 2004
6720442 Preparation of phosphorus-containing compounds useful in the preparation of biphosphine ligands Apr. 13, 2004
6608120 Diallylamine monomers and network polymers obtained therefrom Aug. 19, 2003
6531566 Polyoxyalkylenepolyols and process for producing ring-opened polymer Mar. 11, 2003
6469224 Process for preparation of substituted aromatic compound Oct. 22, 2002
6451904 Preparing sterile articles from polymers containing a stabilizer based on a poly (oxyalkylene) Sep. 17, 2002
6310232 Method for recycle of bromide-containing catalyst constituents Oct. 30, 2001
6248848 Optically active phosphine derivative having at least two vinyl groups, polymer produced using the same as monomer, and transition metal complexes of these Jun. 19, 2001
6169179 Method for manufacturing (3S,4R)-4-[(R)-1'-formylethyl]azetidin-2-one derivatives Jan. 2, 2001
5973174 Preparation of transition metal catalysts from phosphonium salts Oct. 26, 1999
5902904 Method for preparation of tertiary phosphines via nickel-catalyzed cross coupling May. 11, 1999
5855867 Hydroxymethyl phosphine compounds for use as diagnostic and therapeutic pharmaceuticals and method of making same Jan. 5, 1999
5854227 Therapeutic derivatives of diphosphonates Dec. 29, 1998
5824822 Phospphine-phosinite compound and process for preparing 4-[(R)-1'-formylethyl]-azetidin-2-one derivatives using the same Oct. 20, 1998
5808162 Chiral unsymmetric diphosphine compound and transition metal complex containing the same as ligand Sep. 15, 1998
5650099 Methods and compositions providing enhanced chemiluminescence from chemiluminescent compounds using dicationic surfactants Jul. 22, 1997
5635158 Peptides modified by the phosphine group for marking with 99M TC and 186-188 RE or paramagnetic agents Jun. 3, 1997
5320826 Phosphorylated materials as contrast agents for use in magnetic resonance imaging of the gastrointestinal region Jun. 14, 1994
5250736 Method of preparing a phosphine compound Oct. 5, 1993
5227506 Acyloxymethyl esters of bisphosphonic acids as bone resorption inhibitors Jul. 13, 1993
5208381 Method for the manufacture of carotinoids and novel intermediates May. 4, 1993
5206398 Chiral phospholane transition metal catalysts Apr. 27, 1993
5177230 Chiral phospholane transistor metal catalysts Jan. 5, 1993
5008457 Chiral phospholane transition metal catalysts Apr. 16, 1991
4943380 Antistatic resin composition with transparency containing phosphonium sulphonate Jul. 24, 1990

1 2

  Recently Added Patents
Sheet member and method of manufacturing sheet member
Electrical connector
System and method for displaying relationships between electronically stored information to provide classification suggestions via inclusion
Power supply system for a data storage system and a method of controlling a power supply
Molecular sieve
Method for treating oncological diseases
Illumination apparatus
  Randomly Featured Patents
Gas separator and operating method for the same
Low insertion loss switch
Industrial baking tray with contoured reinforcement band
Signal constellations for multi-carrier systems
Field emission devices having diamond field emitter, methods for making same, and methods for fabricating porous diamond
Snap closure for a jewelry container
Method for controlling a device by means of pulse duration modulation and control system
Fishing line spool
Method and apparatus for neutron induced gamma ray logging for lithology identification
Method and apparatus for taking up a yarn onto a pirn after false-twisting