DE3769402D1 - Verfahren zur herstellung von fluoraromatischen und fluorheterocyclischen verbindungen. - Google Patents

Verfahren zur herstellung von fluoraromatischen und fluorheterocyclischen verbindungen.

Info

Publication number
DE3769402D1
DE3769402D1 DE8787306316T DE3769402T DE3769402D1 DE 3769402 D1 DE3769402 D1 DE 3769402D1 DE 8787306316 T DE8787306316 T DE 8787306316T DE 3769402 T DE3769402 T DE 3769402T DE 3769402 D1 DE3769402 D1 DE 3769402D1
Authority
DE
Germany
Prior art keywords
compounds
fluorheterocyclic
fluoraromatic
producing
diazotising
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8787306316T
Other languages
English (en)
Inventor
Michael Scott Howarth
David Michael Tomkinson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Avecia Ltd
Original Assignee
Imperial Chemical Industries Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10602433&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3769402(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of DE3769402D1 publication Critical patent/DE3769402D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C245/00—Compounds containing chains of at least two nitrogen atoms with at least one nitrogen-to-nitrogen multiple bond
    • C07C245/20—Diazonium compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/61—Halogen atoms or nitro radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B39/00—Halogenation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyridine Compounds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Steroid Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE8787306316T 1986-08-08 1987-07-16 Verfahren zur herstellung von fluoraromatischen und fluorheterocyclischen verbindungen. Expired - Fee Related DE3769402D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868619375A GB8619375D0 (en) 1986-08-08 1986-08-08 Chemical process

Publications (1)

Publication Number Publication Date
DE3769402D1 true DE3769402D1 (de) 1991-05-23

Family

ID=10602433

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787306316T Expired - Fee Related DE3769402D1 (de) 1986-08-08 1987-07-16 Verfahren zur herstellung von fluoraromatischen und fluorheterocyclischen verbindungen.

Country Status (11)

Country Link
US (1) US4812572A (de)
EP (1) EP0258985B2 (de)
JP (1) JP2706454B2 (de)
KR (1) KR950014596B1 (de)
AT (1) ATE62658T1 (de)
DE (1) DE3769402D1 (de)
ES (1) ES2021715T5 (de)
GB (2) GB8619375D0 (de)
GR (1) GR3001792T3 (de)
HU (1) HU202808B (de)
IL (1) IL83321A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4876387A (en) * 1989-02-27 1989-10-24 Occidental Chemical Corporation Process for preparing 2,4,5-trifluorobenzoic acid
GB8926430D0 (en) * 1989-11-22 1990-01-10 Ici Plc Process for the preparation of fluoroaromatic compounds
US5107046A (en) * 1990-05-23 1992-04-21 Mallinckrodt Specialty Chemicals Co., Inc. Process for preparing aromatic fluorides
FR2866023B1 (fr) * 2004-02-05 2007-10-12 Rhodia Chimie Sa Procede de preparation d'un compose fluoaromatique a partir d'un compose aminoaromatique
CN104470882B (zh) * 2012-07-18 2017-03-29 巴斯夫欧洲公司 生产氟代芳族化合物的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3798228A (en) * 1970-04-13 1974-03-19 Olin Corp Method for the preparation of difluoropyridines
GB1360327A (en) * 1972-11-13 1974-07-17 Daikin Ind Ltd Process for the nuclear fluorination of a compound having a benzene ring
JPS5314057B2 (de) * 1972-12-15 1978-05-15
US4096196A (en) * 1975-10-31 1978-06-20 Olin Corporation Diazotization-fluorination in a medium of hydrogen fluoride containing tertiary amine compounds
US4075252A (en) * 1975-10-31 1978-02-21 Olin Corporation Diazotization-fluorination in a medium of hydrogen fluoride-containing ammonium ions
GB1534841A (en) * 1976-07-23 1978-12-06 Olin Corp Preparation of fluorobenzenes and fluoropyridines
DE2652810C3 (de) * 1976-11-20 1979-05-10 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von aromatischen Fluorverbindungen

Also Published As

Publication number Publication date
GB8716947D0 (en) 1987-08-26
GR3001792T3 (en) 1992-11-23
HU202808B (en) 1991-04-29
KR950014596B1 (ko) 1995-12-11
EP0258985B1 (de) 1991-04-17
KR880002803A (ko) 1988-05-11
GB8619375D0 (en) 1986-09-17
ATE62658T1 (de) 1991-05-15
ES2021715B3 (es) 1991-11-16
EP0258985B2 (de) 1994-01-12
IL83321A (en) 1992-06-21
JPS6366132A (ja) 1988-03-24
US4812572A (en) 1989-03-14
HUT47891A (en) 1989-04-28
EP0258985A1 (de) 1988-03-09
JP2706454B2 (ja) 1998-01-28
ES2021715T5 (es) 1995-08-16

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: ZENECA LTD., LONDON, GB

8327 Change in the person/name/address of the patent owner

Owner name: AVECIA LTD., BLACKLEY, MANCHESTER, GB

8339 Ceased/non-payment of the annual fee