DE3581060D1 - Austausch von fluor durch chlor in 2-fluorpyridinverbindungen. - Google Patents

Austausch von fluor durch chlor in 2-fluorpyridinverbindungen.

Info

Publication number
DE3581060D1
DE3581060D1 DE8585114996T DE3581060T DE3581060D1 DE 3581060 D1 DE3581060 D1 DE 3581060D1 DE 8585114996 T DE8585114996 T DE 8585114996T DE 3581060 T DE3581060 T DE 3581060T DE 3581060 D1 DE3581060 D1 DE 3581060D1
Authority
DE
Germany
Prior art keywords
fluorpyridine
fluor
chlorine
exchange
compounds
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 - Lifetime
Application number
DE8585114996T
Other languages
English (en)
Inventor
Janice E Gatlin
Charles A Wilson
Dort Mark A Van
Alexander P Fung
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.)
Corteva Agriscience LLC
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of DE3581060D1 publication Critical patent/DE3581060D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
DE8585114996T 1984-11-26 1985-11-26 Austausch von fluor durch chlor in 2-fluorpyridinverbindungen. Expired - Lifetime DE3581060D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/675,036 US4567274A (en) 1984-11-26 1984-11-26 Chlorine exchange for fluorine in 2-fluoropyridine compounds

Publications (1)

Publication Number Publication Date
DE3581060D1 true DE3581060D1 (de) 1991-02-07

Family

ID=24708812

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585114996T Expired - Lifetime DE3581060D1 (de) 1984-11-26 1985-11-26 Austausch von fluor durch chlor in 2-fluorpyridinverbindungen.

Country Status (4)

Country Link
US (1) US4567274A (de)
EP (1) EP0183228B1 (de)
JP (1) JPH0643399B2 (de)
DE (1) DE3581060D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4786733A (en) * 1987-07-09 1988-11-22 Allied-Signal Inc. Direct fluorination of substituted pyridines
CN107954924A (zh) * 2016-10-18 2018-04-24 内蒙古佳瑞米精细化工有限公司 一种2-氟-3-氯-5-三氟甲基吡啶的制备方法
CN107935920A (zh) * 2017-11-30 2018-04-20 山东汇盟生物科技有限公司 2‑氟‑3‑氯‑5‑三氟甲基吡啶的制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA796150B (en) * 1978-12-07 1980-10-29 Ici Ltd Chlorination process

Also Published As

Publication number Publication date
JPS61137862A (ja) 1986-06-25
US4567274A (en) 1986-01-28
EP0183228A2 (de) 1986-06-04
EP0183228B1 (de) 1991-01-02
JPH0643399B2 (ja) 1994-06-08
EP0183228A3 (en) 1987-08-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DOWELANCO, INDIANAPOLIS, IND., US

8328 Change in the person/name/address of the agent

Free format text: WEICKMANN, H., DIPL.-ING. FINCKE, K., DIPL.-PHYS. DR. HUBER, B., DIPL.-CHEM. LISKA, H., DIPL.-ING. DR.-ING. PRECHTEL, J., DIPL.-PHYS. DR.RER.NAT., PAT.-ANWAELTE, 8000 MUENCHEN