KR920019752A - 2-클로로피리딘의 제조방법 - Google Patents
2-클로로피리딘의 제조방법 Download PDFInfo
- Publication number
- KR920019752A KR920019752A KR1019920005513A KR920005513A KR920019752A KR 920019752 A KR920019752 A KR 920019752A KR 1019920005513 A KR1019920005513 A KR 1019920005513A KR 920005513 A KR920005513 A KR 920005513A KR 920019752 A KR920019752 A KR 920019752A
- Authority
- KR
- South Korea
- Prior art keywords
- chloropyridine
- process according
- preparing
- methylpyridine
- reaction
- Prior art date
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
- C07D213/24—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 substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/26—Radicals substituted by halogen atoms or nitro radicals
-
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Saccharide Compounds (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (4)
- 일반식(II)의 2-아미노피리딘 유도체를 -10 내지 +50℃의 온도에서, 염화수소를 동시에 도입시키면서 포화염산 수용액 중에서 니트로실 클로라이드와 반응시킴을 특징으로 하여 일반식(I)의 2-클로로피리딘 유도체를 제조하는 방법.상기식에서, R은 수소, C1-C4알킬 또는 할로겐을 나타내고, n은 0 내지 4이다.
- 제1항에 있어서, 반응을 0 내지 +20℃에서 수행함을 특징으로 하는 방법.
- 제1 또는 2항에 있어서, 반응 중에 부산물로서 생성된 피리돈을 공지의 방법으로 후처리하여 일반식(I)의 2-클로로피리딘 유도체를 수득함을 특징으로 하는 방법.
- 제1항 내지 제3항중의 어느 한 항에 있어서, 2-클로로-5-메틸피리딘을 2-아미노-5-메틸피리딘으로부터 제조함을 특징으로 하는 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP4111215.6 | 1991-04-06 | ||
DE4111215A DE4111215A1 (de) | 1991-04-06 | 1991-04-06 | Verfahren zur herstellung von 2-chlorpyridinen |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920019752A true KR920019752A (ko) | 1992-11-19 |
KR100229177B1 KR100229177B1 (ko) | 1999-11-01 |
Family
ID=6428996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019920005513A KR100229177B1 (ko) | 1991-04-06 | 1992-04-02 | 2-클로로피리딘의 제조방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5283338A (ko) |
EP (1) | EP0508215B1 (ko) |
JP (1) | JP3046136B2 (ko) |
KR (1) | KR100229177B1 (ko) |
DE (2) | DE4111215A1 (ko) |
ES (1) | ES2086569T3 (ko) |
TW (1) | TW212173B (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4322054A1 (de) * | 1993-07-02 | 1995-01-12 | Bayer Ag | Verfahren zur Herstellung von Chlormethylpyridinen |
DE4415337A1 (de) * | 1994-05-02 | 1995-11-09 | Bayer Ag | Verfahren zur kontinuierlichen Herstellung von Nitrosylchlorid |
JP3806529B2 (ja) * | 1998-12-09 | 2006-08-09 | 株式会社日立グローバルストレージテクノロジーズ | ロード・アンロード機構を備えた磁気ディスク装置 |
CN105037255B (zh) * | 2015-07-16 | 2018-02-06 | 南京红太阳生物化学有限责任公司 | 一种2‑氯‑5‑甲基吡啶的合成方法 |
CN105061300B (zh) * | 2015-08-31 | 2018-02-16 | 南京红太阳生物化学有限责任公司 | 一种氯代吡啶及其衍生物的合成方法 |
CN105622494B (zh) * | 2015-10-15 | 2019-01-15 | 南京红太阳生物化学有限责任公司 | 一种2-氯-5-甲基吡啶的制备方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL106957C (ko) * | 1958-09-30 | |||
DE1178052B (de) * | 1959-08-12 | 1964-09-17 | Badische Anilin- &. Soda-Fabrik Aktiengesellschaft, Ludwigshafen/Rhein | Verfahren zur Herstellung von heterocyclischen Verbindungne, die mindestens ein einem Ringstickstoffatom benachbartes Chloratom enthalten. |
US3200040A (en) * | 1961-03-22 | 1965-08-10 | Hans Schwarzkopf | Hair dye comprising diaminopyridines |
DE1492175A1 (de) * | 1965-07-07 | 1970-02-12 | Schwarzkopf Gmbh Hans | Verfahren zum Faerben von lebenden Haaren |
CH501623A (de) * | 1967-12-18 | 1971-01-15 | Ruetgerswerke Ag | Verfahren zur Herstellung von 2-Chlorpyridin und seinen Derivaten |
DE1695659B1 (de) * | 1967-12-18 | 1971-12-16 | Ruetgerswerke Ag | Verfahren zur Herstellung von 2-Chlorpyridinen |
US4133675A (en) * | 1976-07-23 | 1979-01-09 | Ciba-Geigy Corporation | Pyridyloxy-phenoxy-alkanecarboxylic acid derivatives which are effective as herbicides and as agents regulating plant growth |
US4348396A (en) * | 1978-01-23 | 1982-09-07 | Hoffmann-La Roche Inc. | Substituted 11-oxo-11H-pyrido[2,1-b]quinazolines and method of inhibiting allergic reactions with them |
US4404388A (en) * | 1981-08-14 | 1983-09-13 | Ciba-Geigy Corporation | Process for producing 2-chloropyridines |
GB8308822D0 (en) * | 1983-03-30 | 1983-05-11 | Ici Plc | Chemical process |
ZW5085A1 (en) * | 1984-04-13 | 1985-09-18 | Nihon Tokushu Noyaku Seizo Kk | Nitromethylene derivatives,intermediates thereof,processes for production thereof,and insecticides |
EP0178260B1 (de) * | 1984-10-10 | 1990-05-16 | Ciba-Geigy Ag | Verfahren zur Herstellung von fluorierten Pyridin-Derivaten |
DE3839332A1 (de) * | 1988-11-22 | 1990-05-23 | Bayer Ag | Verfahren zur herstellung von substituierten 2-chlorpyridinen |
-
1991
- 1991-04-06 DE DE4111215A patent/DE4111215A1/de not_active Withdrawn
-
1992
- 1992-03-10 TW TW081101798A patent/TW212173B/zh active
- 1992-03-25 EP EP92105101A patent/EP0508215B1/de not_active Expired - Lifetime
- 1992-03-25 DE DE59206271T patent/DE59206271D1/de not_active Expired - Fee Related
- 1992-03-25 ES ES92105101T patent/ES2086569T3/es not_active Expired - Lifetime
- 1992-03-31 JP JP4103762A patent/JP3046136B2/ja not_active Expired - Fee Related
- 1992-04-01 US US07/861,039 patent/US5283338A/en not_active Expired - Lifetime
- 1992-04-02 KR KR1019920005513A patent/KR100229177B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0508215A1 (de) | 1992-10-14 |
EP0508215B1 (de) | 1996-05-15 |
US5283338A (en) | 1994-02-01 |
ES2086569T3 (es) | 1996-07-01 |
TW212173B (ko) | 1993-09-01 |
JPH05112529A (ja) | 1993-05-07 |
DE59206271D1 (de) | 1996-06-20 |
DE4111215A1 (de) | 1992-10-08 |
JP3046136B2 (ja) | 2000-05-29 |
KR100229177B1 (ko) | 1999-11-01 |
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Payment date: 20070808 Year of fee payment: 9 |
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