DE60011682D1 - Verfahren zur Herstellung von 3,5-Dichloropyridinen - Google Patents

Verfahren zur Herstellung von 3,5-Dichloropyridinen

Info

Publication number
DE60011682D1
DE60011682D1 DE60011682T DE60011682T DE60011682D1 DE 60011682 D1 DE60011682 D1 DE 60011682D1 DE 60011682 T DE60011682 T DE 60011682T DE 60011682 T DE60011682 T DE 60011682T DE 60011682 D1 DE60011682 D1 DE 60011682D1
Authority
DE
Germany
Prior art keywords
preparation
dichloropyridines
pentachloropyridine
dichloropyridine
beginning
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
DE60011682T
Other languages
English (en)
Other versions
DE60011682T2 (de
Inventor
Stephen Martin Brown
Martin Charles Bowden
Afred Glyn Williams
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.)
Syngenta Ltd
Original Assignee
Syngenta 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
Application filed by Syngenta Ltd filed Critical Syngenta Ltd
Publication of DE60011682D1 publication Critical patent/DE60011682D1/de
Application granted granted Critical
Publication of DE60011682T2 publication Critical patent/DE60011682T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
DE60011682T 1999-07-16 2000-07-07 Verfahren zur Herstellung von 3,5-Dichloropyridinen Expired - Fee Related DE60011682T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9916809.8A GB9916809D0 (en) 1999-07-16 1999-07-16 Chemical process
GB9916809 1999-07-16

Publications (2)

Publication Number Publication Date
DE60011682D1 true DE60011682D1 (de) 2004-07-22
DE60011682T2 DE60011682T2 (de) 2005-09-08

Family

ID=10857440

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60011682T Expired - Fee Related DE60011682T2 (de) 1999-07-16 2000-07-07 Verfahren zur Herstellung von 3,5-Dichloropyridinen
DE60001965T Expired - Fee Related DE60001965T2 (de) 1999-07-16 2000-07-07 Verfahren zur herstellung von 3,5-dichloropyridin

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60001965T Expired - Fee Related DE60001965T2 (de) 1999-07-16 2000-07-07 Verfahren zur herstellung von 3,5-dichloropyridin

Country Status (8)

Country Link
US (1) US6639079B1 (de)
EP (2) EP1206453B1 (de)
AT (2) ATE269309T1 (de)
AU (1) AU5699500A (de)
DE (2) DE60011682T2 (de)
DK (1) DK1206453T3 (de)
GB (1) GB9916809D0 (de)
WO (1) WO2001005766A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111574439A (zh) * 2020-05-13 2020-08-25 山东汇盟生物科技有限公司 一种制备2-氨基-3氯-5-三氟甲基吡啶的方法
CN111909080B (zh) * 2020-09-04 2022-10-25 利尔化学股份有限公司 一种2,3,5-三氯吡啶的制备方法
CN112441966A (zh) * 2020-12-09 2021-03-05 山东省农药科学研究院 一种由2,3,6-三氯-5-三氟甲基吡啶生产2-氯-3-三氟甲基吡啶的方法
CN115141140A (zh) * 2022-07-06 2022-10-04 山东昆达生物科技有限公司 一种3,5-二氯吡啶的合成方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3993654A (en) * 1974-05-16 1976-11-23 The Dow Chemical Company Preparation of tetrachloropyridine
US4258194A (en) * 1979-09-10 1981-03-24 Ciba-Geigy Corporation Process for producing 2,3,5-trichloropyridine
US4804764A (en) * 1986-09-19 1989-02-14 The Dow Chemical Company Process for producing 2,3,5,6-tetrachloropyridine
JPH0816101B2 (ja) * 1987-11-04 1996-02-21 ダイセル化学工業株式会社 ３，５−ジクロロピリジンの製造法
AU4996299A (en) * 1998-07-15 2000-02-07 Reilly Industries, Inc. Dechlorination of pyridines in acidic, zinc-containing mediums

Also Published As

Publication number Publication date
EP1285913B1 (de) 2004-06-16
DE60001965D1 (de) 2003-05-08
EP1206453A2 (de) 2002-05-22
DE60001965T2 (de) 2004-01-29
GB9916809D0 (en) 1999-09-22
US6639079B1 (en) 2003-10-28
WO2001005766A3 (en) 2001-08-02
WO2001005766A2 (en) 2001-01-25
DE60011682T2 (de) 2005-09-08
DK1206453T3 (da) 2003-07-28
ATE236125T1 (de) 2003-04-15
EP1206453B1 (de) 2003-04-02
AU5699500A (en) 2001-02-05
EP1285913A1 (de) 2003-02-26
ATE269309T1 (de) 2004-07-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee