ATE440102T1 - METHOD FOR PRODUCING MONOHYDRO-PERFLUORALKANES, BIS(PERFLUORALKYL)PHOSPHINATES AND PERFLUORALKYLPHOSPHONATES - Google Patents

METHOD FOR PRODUCING MONOHYDRO-PERFLUORALKANES, BIS(PERFLUORALKYL)PHOSPHINATES AND PERFLUORALKYLPHOSPHONATES

Info

Publication number
ATE440102T1
ATE440102T1 AT03718689T AT03718689T ATE440102T1 AT E440102 T1 ATE440102 T1 AT E440102T1 AT 03718689 T AT03718689 T AT 03718689T AT 03718689 T AT03718689 T AT 03718689T AT E440102 T1 ATE440102 T1 AT E440102T1
Authority
AT
Austria
Prior art keywords
phosphinates
bis
perfluoralkylphosphonates
perfluoralkanes
monohydro
Prior art date
Application number
AT03718689T
Other languages
German (de)
Inventor
Nikolai Ignatyev
Michael Weiden
Urs Welz-Biermann
Udo Heider
Peter Sartori
Andriy Kucheryna
Helge Willner
Original Assignee
Merck Patent Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Merck Patent Gmbh filed Critical Merck Patent Gmbh
Priority claimed from PCT/EP2003/002744 external-priority patent/WO2003087111A1/en
Application granted granted Critical
Publication of ATE440102T1 publication Critical patent/ATE440102T1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/30—Phosphinic acids [R2P(=O)(OH)]; Thiophosphinic acids ; [R2P(=X1)(X2H) (X1, X2 are each independently O, S or Se)]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0277—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature
    • B01J31/0287—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature containing atoms other than nitrogen as cationic centre
    • B01J31/0291—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature containing atoms other than nitrogen as cationic centre also containing elements or functional groups covered by B01J31/0201 - B01J31/0274
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0201—Oxygen-containing compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0231—Halogen-containing compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0231—Halogen-containing compounds
    • B01J31/0232—Halogen-containing compounds also containing elements or functional groups covered by B01J31/0201 - B01J31/0228
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
    • B01J31/0255—Phosphorus containing compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0277—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature
    • B01J31/0278—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature containing nitrogen as cationic centre
    • B01J31/0281—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature containing nitrogen as cationic centre the nitrogen being a ring member
    • B01J31/0284—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature containing nitrogen as cationic centre the nitrogen being a ring member of an aromatic ring, e.g. pyridinium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0277—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature
    • B01J31/0287—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature containing atoms other than nitrogen as cationic centre
    • B01J31/0288—Phosphorus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0277—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature
    • B01J31/0287—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides comprising ionic liquids, as components in catalyst systems or catalysts per se, the ionic liquid compounds being used in the molten state at the respective reaction temperature containing atoms other than nitrogen as cationic centre
    • B01J31/0289—Sulfur
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/361—Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C211/00—Compounds containing amino groups bound to a carbon skeleton
    • C07C211/62—Quaternary ammonium compounds
    • C07C211/63—Quaternary ammonium compounds having quaternised nitrogen atoms bound to acyclic carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/30—Phosphinic acids [R2P(=O)(OH)]; Thiophosphinic acids ; [R2P(=X1)(X2H) (X1, X2 are each independently O, S or Se)]
    • C07F9/301—Acyclic saturated acids which can have further substituents on alkyl
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/50—Organo-phosphines
    • C07F9/52—Halophosphines
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/54—Quaternary phosphonium compounds
    • C07F9/5407—Acyclic saturated phosphonium compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
    • C09K23/14—Derivatives of phosphoric acid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/90—Catalytic systems characterized by the solvent or solvent system used
    • B01J2531/98—Phase-transfer catalysis in a mixed solvent system containing at least 2 immiscible solvents or solvent phases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

The present invention relates to a process for the preparation of mono-hydroperfluoroalkanes, bis(perfluoroalkyl)phosphinates and perfluoroalkyl-phosphonates which comprises at least the treatment of at least one perfluoroalkylphosphorane with at least one base in a suitable reaction medium.
AT03718689T 2002-04-16 2003-03-17 METHOD FOR PRODUCING MONOHYDRO-PERFLUORALKANES, BIS(PERFLUORALKYL)PHOSPHINATES AND PERFLUORALKYLPHOSPHONATES ATE440102T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10216995 2002-04-16
DE10220547A DE10220547A1 (en) 2002-04-16 2002-05-08 Process for the preparation of monohydro-pefluoroalkanes, perfluoroalkylphosphinates and perfluoroalkylphosphonates
PCT/EP2003/002744 WO2003087111A1 (en) 2002-04-16 2003-03-17 Method for the production of monohydro-perfluoroalkanes, bis(perfluoroalkyl)phosphinates, and perfluoroalkylphosphonates

Publications (1)

Publication Number Publication Date
ATE440102T1 true ATE440102T1 (en) 2009-09-15

Family

ID=28798484

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03718689T ATE440102T1 (en) 2002-04-16 2003-03-17 METHOD FOR PRODUCING MONOHYDRO-PERFLUORALKANES, BIS(PERFLUORALKYL)PHOSPHINATES AND PERFLUORALKYLPHOSPHONATES

Country Status (7)

Country Link
JP (1) JP4739678B2 (en)
KR (1) KR100937128B1 (en)
AT (1) ATE440102T1 (en)
DE (2) DE10220547A1 (en)
ES (1) ES2330427T3 (en)
TW (1) TWI328010B (en)
ZA (1) ZA200409161B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10216997A1 (en) * 2002-04-16 2003-10-30 Merck Patent Gmbh Process for the preparation of bis (perfluoroalkyl) phosphinic acids and their salts
DE10353759A1 (en) * 2003-11-17 2005-06-16 Merck Patent Gmbh Process for the preparation of mono- and bis / perfluoroalkyl) phosphoranes and corresponding phosphates
DE102006005579A1 (en) * 2006-02-06 2007-08-09 Cognis Ip Management Gmbh Process for the preparation of organic substances
FR2912748B1 (en) 2007-02-16 2009-11-13 Centre Nat Rech Scient ALKYL H-PHOSPHONATES OF N, N'-DIALKYLIMIDAZOULIUMS, QUATERNARY AMMONIUMS AND USES THEREOF
DE102008035174A1 (en) * 2008-07-28 2010-02-11 Merck Patent Gmbh Process for the preparation of bis (fluoroalkyl) phosphinic acid or fluoroalkylphosphonic acid
DE102009058969A1 (en) * 2009-12-18 2011-06-22 Merck Patent GmbH, 64293 Compound with (perfluoroalkyl) fluorohydrogenphosphate anions

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2233941C3 (en) * 1972-07-11 1978-03-02 Cassella Farbwerke Mainkur Ag, 6000 Frankfurt Use of perfluoroalkylphosphorus compounds as foam suppressants

Also Published As

Publication number Publication date
DE50311833D1 (en) 2009-10-01
KR20040103965A (en) 2004-12-09
KR100937128B1 (en) 2010-01-18
ZA200409161B (en) 2005-05-31
DE10220547A1 (en) 2003-11-06
JP4739678B2 (en) 2011-08-03
TW200306980A (en) 2003-12-01
TWI328010B (en) 2010-08-01
JP2005522511A (en) 2005-07-28
ES2330427T3 (en) 2009-12-10

Similar Documents

Publication Publication Date Title
ATE407987T1 (en) NEW MESOGENS, METHOD FOR THEIR PRODUCTION AND USE
ATE380211T1 (en) METHOD FOR PRODUCING POLYURETHANE ELASTOMERS AND USE
ATE392430T1 (en) METHOD FOR PRODUCING DIPEPTIDS
ATE472368T1 (en) METHOD FOR PRODUCING BIS(PERFLUORALKYL)PHOSPHINE ACIDS AND SALTS THEREOF
DE602005015174D1 (en) PROCESS FOR PRODUCING MONTELUCASTS SODIUM
DE60323994D1 (en) PROCESS FOR PREPARING 2-CHLORO-1,1,1,2,3,3,3-HEPTAFLUORPROPAN, HEXAFLUORPROPEN AND 1,1,1,2,3,3,3-HEPTAFLUORPROPANE
ATE399771T1 (en) METHOD FOR PRODUCING 1,2-EPOXY-3-CHLOROPROPANE
ATE409178T1 (en) METHOD FOR PRODUCING HIGH PURITY IOHEXOL
DE60042035D1 (en) METHOD AND COMPOSITIONS FOR THE PREPARATION OF OPHTHALMIC LENSES
ATE486841T1 (en) METHOD FOR PRODUCING PREGABALIN AND SALTS THEREOF
ATE458046T1 (en) METHOD FOR PRODUCING CYTOTOXIC LYMPHOCYTES
ATE455778T1 (en) METHOD FOR PRODUCING FORM I OF (S)-(+)- CLOPIDOGRELBISULPHATE
ATE402211T1 (en) METHOD FOR PRODUCING COLORLESS, STORAGE-STABLE POLYISOCYANATES CONTAINING BIURET GROUPS
ATE344273T1 (en) METHOD FOR PRODUCING 21-HYDROXY-6,19-OXIDOPROGESTERONE (21OH-6OP)
ATE345315T1 (en) METHOD FOR PRODUCING EXPANDED GRAPHITE
DE50311833D1 (en) PROCESS FOR THE PRODUCTION OF MONOHYDRO PERFLUOROAL CANES, BIS (PERFLUORO ALKYL) PHOSPHINATES AND PERFLUOROALKYL PHOSPHONATES
ATE332905T1 (en) METHOD FOR PRODUCING ACYLPHOSPHINE OXIDES
ATE353872T1 (en) CATALYTIC PROCESS FOR PRODUCING PERFLUORETHANESULFONYL FLUORIDE AND/OR PERFLUODIETHYLSULFONE
DE50110561D1 (en) Non-metallocene, process for producing the same and their use for the polymerisation of olefins
ATE525341T1 (en) METHOD FOR PRODUCING 1-ACETYL-1-CHLOROCYCLOPROPANE
BR0309221A (en) Process for the preparation of monohydroperfluoroalkanes, bis (perfluoroalkyl) phosphinates and perfluoroalkylphosphonates
DE50300920D1 (en) Ferrocenyl ligands and a method for producing such ligands
ATE325794T1 (en) METHOD FOR PRODUCING AND INTERMEDIATE PRODUCTS OF PYRIDINE-2-YL-AMINE
ATE374755T1 (en) METHOD FOR PRODUCING 1,3,5-TRIAZINE CARBAMATES AND UREAS
ATE341558T1 (en) METHOD FOR PRODUCING TOPIRAMATE

Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee