KR850003397A - 치환된 피리딘의 제조방법 - Google Patents

치환된 피리딘의 제조방법 Download PDF

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Publication number
KR850003397A
KR850003397A KR1019840000294A KR840000294A KR850003397A KR 850003397 A KR850003397 A KR 850003397A KR 1019840000294 A KR1019840000294 A KR 1019840000294A KR 840000294 A KR840000294 A KR 840000294A KR 850003397 A KR850003397 A KR 850003397A
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KR
South Korea
Prior art keywords
substituted pyridine
preparing substituted
formula
catalyst
triphenylphosphine
Prior art date
Application number
KR1019840000294A
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English (en)
Other versions
KR900004040B1 (ko
Inventor
리센코 제논 (외1)
Original Assignee
리차드 고든 워터맨
더 다우 케미칼 캄파니
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.)
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Publication date
Application filed by 리차드 고든 워터맨, 더 다우 케미칼 캄파니 filed Critical 리차드 고든 워터맨
Publication of KR850003397A publication Critical patent/KR850003397A/ko
Application granted granted Critical
Publication of KR900004040B1 publication Critical patent/KR900004040B1/ko

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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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

내용 없음

Description

치환된 피리딘의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (8)

  1. 일반식(II)의 화합물을 하나이상의 유기염기 및/또는 유기금속촉매량 존재하에 폐환시킴을 특징으로 하여 일반식(I)의 화합물을 제조하는 방법.
    상기식에서
    R1은 알킬, 아릴, 수소 또는 할로겐이고, R2는 Cl 또는 Br이고, R3는 Cl, Br 또는 F이다.
  2. 제1항에 있어서, R1이 메틸이고 R2및 R3가 Cl인 방법.
  3. 제1항에 있어서, R1이 에틸이고 R2및 R3가 Cl인 방법.
  4. 제1항에 있어서, 유리염기가 이소프로필아민인 방법.
  5. 제2항에 있어서, 촉매가 니켈다클로로비스(트리페닐포스핀)인 방법.
  6. 제1항에 있어서, 반응이 250℃ 내지 250℃에서 수행되는 방법.
  7. 제5항에 있어서, 그 온도가 70℃ 내지 250℃인 방법.
  8. 제1항에 있어서, 촉매가 유기아민 및 니켈디클로로비스(트리페닐포스핀)으로 이루어진 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019840000294A 1982-10-25 1984-01-24 치환된 피리딘의 제조방법 KR900004040B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/436,231 US4435573A (en) 1982-10-25 1982-10-25 Process for the preparation of substituted pyridines

Publications (2)

Publication Number Publication Date
KR850003397A true KR850003397A (ko) 1985-06-17
KR900004040B1 KR900004040B1 (ko) 1990-06-09

Family

ID=23731634

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840000294A KR900004040B1 (ko) 1982-10-25 1984-01-24 치환된 피리딘의 제조방법

Country Status (9)

Country Link
US (1) US4435573A (ko)
EP (1) EP0149291B1 (ko)
JP (1) JPS60152466A (ko)
KR (1) KR900004040B1 (ko)
BR (1) BR8400598A (ko)
DE (1) DE3471302D1 (ko)
DK (1) DK157014C (ko)
HU (1) HU194173B (ko)
IL (1) IL70659A (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0113467B1 (de) * 1980-08-27 1986-04-30 Ciba-Geigy Ag 2,2-Dichlor-3,3,3-trifluorpropionaldehyd und Verfahren zu seiner Herstellung
EP0078234B1 (de) * 1981-10-20 1990-07-04 Ciba-Geigy Ag 5-Halogenalkyl-pyridine
US4435573A (en) * 1982-10-25 1984-03-06 The Dow Chemical Company Process for the preparation of substituted pyridines
US5053516A (en) * 1984-05-23 1991-10-01 Ici Americas Inc. Synthesis of 2-substituted-5-methylpyridines from methylcyclobutanecarbonitrile, valeronitrile and pentenonitrile intermediates
US5084576A (en) * 1985-12-20 1992-01-28 The Dow Chemical Company 2-hydrocarbyl-3,6-dichloropyridine compounds
US5106984A (en) * 1985-12-20 1992-04-21 The Dow Chemical Company 2-hydrocarbyl-3,6-dichloropyridines and their preparation
IL86341A (en) * 1988-05-11 1992-02-16 Pamol Ltd Preparation of polychloropyridine derivatives and intermediates therefor
US4996323A (en) * 1989-05-12 1991-02-26 The Dow Chemical Company Process for the preparation of 3,5,6-trichloropyridin-2-ol
US5229519A (en) * 1992-03-06 1993-07-20 Reilly Industries, Inc. Process for preparing 2-halo-5-halomethylpyridines
CN113402452B (zh) * 2021-07-29 2022-08-02 上海垚翀化工科技有限公司 一种制备2-氯-5-取代吡啶的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245098A (en) * 1978-12-05 1981-01-13 Ciba-Geigy Corporation Process for producing 2,3,5-trichloropyridine, 2,4,4-trichloro-4-formyl-butyronitrile as a novel compound and a process for producing it
ZA815906B (en) * 1980-08-27 1982-08-25 Ciba Geigy Process for the production of chloropyridines substituted by methyl,trichloromethyl or trifluoromethyl groups
EP0113467B1 (de) * 1980-08-27 1986-04-30 Ciba-Geigy Ag 2,2-Dichlor-3,3,3-trifluorpropionaldehyd und Verfahren zu seiner Herstellung
US4435573A (en) * 1982-10-25 1984-03-06 The Dow Chemical Company Process for the preparation of substituted pyridines

Also Published As

Publication number Publication date
JPH0518827B2 (ko) 1993-03-15
EP0149291B1 (en) 1988-05-18
DE3471302D1 (en) 1988-06-23
BR8400598A (pt) 1985-09-17
HUT36803A (en) 1985-10-28
DK157014C (da) 1990-03-26
DK17784D0 (da) 1984-01-16
DK17784A (da) 1985-07-17
DK157014B (da) 1989-10-30
IL70659A (en) 1987-08-31
US4435573A (en) 1984-03-06
KR900004040B1 (ko) 1990-06-09
EP0149291A1 (en) 1985-07-24
HU194173B (en) 1988-01-28
JPS60152466A (ja) 1985-08-10

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