ATE40353T1 - Verfahren zur herstellung von chlorierten pyridinderivaten und radikal initiatoren verwendet in diesem verfahren. - Google Patents
Verfahren zur herstellung von chlorierten pyridinderivaten und radikal initiatoren verwendet in diesem verfahren.Info
- Publication number
- ATE40353T1 ATE40353T1 AT85201297T AT85201297T ATE40353T1 AT E40353 T1 ATE40353 T1 AT E40353T1 AT 85201297 T AT85201297 T AT 85201297T AT 85201297 T AT85201297 T AT 85201297T AT E40353 T1 ATE40353 T1 AT E40353T1
- Authority
- AT
- Austria
- Prior art keywords
- preparation
- radical initiators
- pyridine derivatives
- initiators used
- chlorination
- 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
- C07D213/60—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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8413049A FR2569191B1 (fr) | 1984-08-20 | 1984-08-20 | Procede pour la preparation de derives chlores de composes pyridiniques et initiateurs radicalaires utilises dans ce procede |
EP85201297A EP0172595B1 (de) | 1984-08-20 | 1985-08-09 | Verfahren zur Herstellung von chlorierten Pyridinderivaten und radikal Initiatoren verwendet in diesem Verfahren |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE40353T1 true ATE40353T1 (de) | 1989-02-15 |
Family
ID=9307153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT85201297T ATE40353T1 (de) | 1984-08-20 | 1985-08-09 | Verfahren zur herstellung von chlorierten pyridinderivaten und radikal initiatoren verwendet in diesem verfahren. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4804763A (de) |
EP (1) | EP0172595B1 (de) |
JP (1) | JPH0635439B2 (de) |
AT (1) | ATE40353T1 (de) |
BR (1) | BR8503946A (de) |
CA (1) | CA1283413C (de) |
DE (1) | DE3567860D1 (de) |
ES (1) | ES8609257A1 (de) |
FR (1) | FR2569191B1 (de) |
PT (1) | PT80979B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2569182B1 (fr) * | 1984-08-20 | 1986-12-05 | Solvay | Procede pour effectuer des reactions de chloration substitutive de composes organiques au moyen de chlore moleculaire en presence d'un produit chlore servant d'initiateur radicalaire et initiateurs radicalaires utilises dans un tel procede |
FR2634201B1 (fr) * | 1988-07-15 | 1992-05-15 | Solvay | Procede pour la preparation de derives chlores de composes pyridiniques et utilisation de la bis (trichloromethyl) sulfone dans ce procede |
KR930023342A (ko) * | 1992-05-12 | 1993-12-18 | 비트 라우버, 토마스 케플러 | 2-클로로-5-클로로메틸- 피리딘의 제조방법 |
WO1999033807A2 (en) * | 1997-12-24 | 1999-07-08 | Pdi-Research Laboratories, Inc. | Synthesis of pharmaceutically useful pyridine derivatives (intermediates) employing free radical substitution reactions to functionalize the 2-position of the pyridine |
CN100519529C (zh) * | 2004-04-26 | 2009-07-29 | 美国陶氏益农公司 | β-甲基吡啶的汽相催化氯化 |
CN101314588B (zh) * | 2008-07-04 | 2010-12-01 | 浙江奥复托化工有限公司 | 6-氯-2-三氯甲基吡啶的制备方法 |
CN106866509A (zh) * | 2017-04-16 | 2017-06-20 | 内蒙古佳瑞米精细化工有限公司 | 一种2‑氟‑5‑三氟甲基吡啶的制备方法 |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2516402A (en) * | 1945-09-04 | 1950-07-25 | Purdue Research Foundation | Fluoromethylpyridines |
US3418323A (en) * | 1961-11-15 | 1968-12-24 | Dow Chemical Co | 2-chloro-6-(trichloromethyl)pyridine compounds |
US3186994A (en) * | 1962-10-18 | 1965-06-01 | Dow Chemical Co | Polychloropyridines |
US3173919A (en) * | 1963-02-18 | 1965-03-16 | Dow Chemical Co | Process for chlorination of dichloro methylpyridines to trichloromethylpyridines |
US3424754A (en) * | 1966-05-18 | 1969-01-28 | Dow Chemical Co | Process for 2-chloro-6-(trichloromethyl) pyridine composition |
US3420833A (en) * | 1967-09-08 | 1969-01-07 | Dow Chemical Co | Vapor phase production of polychlorinated compounds |
EP0001473B1 (de) * | 1977-08-12 | 1988-07-27 | Imperial Chemical Industries Plc | Herbizide Halogenomethyl-pyridyloxy-phenoxy-alkancarbonsäuren und Derivate; Verfahren zur Regulierung unerwünschten Pflanzenwachstums |
GB1599783A (en) * | 1978-02-15 | 1981-10-07 | Ici Ltd | Partial chlorination of 3-methyl pyridine |
US4256894A (en) * | 1978-04-24 | 1981-03-17 | The Dow Chemical Company | Preparation of chlorinated pyridines |
JPS5543017A (en) * | 1978-09-22 | 1980-03-26 | Ishihara Sangyo Kaisha Ltd | Preparation of 2-chloro-5-trichloromethylpyridine |
DE2965804D1 (en) * | 1978-12-07 | 1983-08-04 | Ici Plc | Preparation of 2-chloro-5-trifluoromethylpyridine |
ZA796150B (en) * | 1978-12-07 | 1980-10-29 | Ici Ltd | Chlorination process |
US4257857A (en) * | 1979-01-22 | 1981-03-24 | Imperial Chemical Industries Limited | Liquid phase preparation of 2-chloro-5-trifluoromethylpyridine and 2-chloro-5-perchlorofluoromethylpyridine |
DE3061933D1 (en) * | 1979-01-29 | 1983-03-24 | Ici Plc | Halogenation of pyridine compounds |
NZ192948A (en) * | 1979-03-09 | 1982-02-23 | Ishihara Sangyo Kaisha | Preparation of beta-trifuloromethyl-pyridine derivatives directly from beta-picoline |
JPS56125369A (en) * | 1980-03-07 | 1981-10-01 | Ishihara Sangyo Kaisha Ltd | Preparation of 3-halogeno-5-trifluoromethylpyridine compound |
JPS579762A (en) * | 1980-06-19 | 1982-01-19 | Ishihara Sangyo Kaisha Ltd | Production of trifluoromethylpyridine |
US4309548A (en) * | 1981-01-19 | 1982-01-05 | The Dow Chemical Company | Chlorination of 2-chloro-5-trichloromethylpyridine |
US4331811A (en) * | 1981-03-12 | 1982-05-25 | The Dow Chemical Company | Preparation of 2,3-dichloro-5-trichloromethylpyridine |
JPS57159768A (en) * | 1981-03-27 | 1982-10-01 | Ishihara Sangyo Kaisha Ltd | Preparation of beta-trifluoromethylpyridine compound |
US4487935A (en) * | 1982-09-24 | 1984-12-11 | Kalama Chemical, Inc. | Production of mixtures rich in 6-chloro-2-trichloromethyl pyridine |
US4497955A (en) * | 1982-09-24 | 1985-02-05 | Kalama Chemical, Inc. | Preparation of 2-chloro-5-trichloromethyl pyridine from lower chlorinated beta-picolines |
US4563531A (en) * | 1982-09-24 | 1986-01-07 | Kalama Chemical Inc. | Process for producing 2,3,5-trichloropyridine |
US4564681A (en) * | 1982-09-24 | 1986-01-14 | Kalama Chemical, Inc. | Production of mixtures rich in 3-chloro-2-trichloromethyl pyridine |
US4577027A (en) * | 1982-09-24 | 1986-03-18 | Kalama Chemical, Inc. | Production of polychlorinated pyridine mixtures by direct liquid phase chlorination of alpha-picoline |
US4517369A (en) * | 1982-09-29 | 1985-05-14 | Kalama Chemical, Inc. | Preparation of mixtures rich in 3,4,5,6-tetrachloro-2-trichloromethyl pyridine |
US4483993A (en) * | 1983-04-08 | 1984-11-20 | Kalama Chemical, Inc. | Production of polychlorinated pyridine mixtures by liquid phase chlorination of beta-picoline or beta-picoline hydrochloride |
ATE32334T1 (de) * | 1984-08-20 | 1988-02-15 | Solvay | Verfahren zur pyrolytischen dehydrochlorierung von halogenoalkanen in gegenwart von chlorierten verbindungen als initiator sowie solcher initiator. |
FR2569182B1 (fr) * | 1984-08-20 | 1986-12-05 | Solvay | Procede pour effectuer des reactions de chloration substitutive de composes organiques au moyen de chlore moleculaire en presence d'un produit chlore servant d'initiateur radicalaire et initiateurs radicalaires utilises dans un tel procede |
-
1984
- 1984-08-20 FR FR8413049A patent/FR2569191B1/fr not_active Expired
-
1985
- 1985-08-09 AT AT85201297T patent/ATE40353T1/de not_active IP Right Cessation
- 1985-08-09 EP EP85201297A patent/EP0172595B1/de not_active Expired
- 1985-08-09 DE DE8585201297T patent/DE3567860D1/de not_active Expired
- 1985-08-19 US US06/767,771 patent/US4804763A/en not_active Expired - Lifetime
- 1985-08-19 ES ES546249A patent/ES8609257A1/es not_active Expired
- 1985-08-19 PT PT80979A patent/PT80979B/pt not_active IP Right Cessation
- 1985-08-19 BR BR8503946A patent/BR8503946A/pt not_active IP Right Cessation
- 1985-08-19 CA CA000488998A patent/CA1283413C/en not_active Expired - Fee Related
- 1985-08-20 JP JP60182882A patent/JPH0635439B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0635439B2 (ja) | 1994-05-11 |
EP0172595B1 (de) | 1989-01-25 |
ES8609257A1 (es) | 1986-07-16 |
JPS6183162A (ja) | 1986-04-26 |
EP0172595A1 (de) | 1986-02-26 |
FR2569191A1 (fr) | 1986-02-21 |
DE3567860D1 (en) | 1989-03-02 |
BR8503946A (pt) | 1986-06-03 |
PT80979B (pt) | 1987-11-11 |
ES546249A0 (es) | 1986-07-16 |
CA1283413C (en) | 1991-04-23 |
PT80979A (fr) | 1985-09-01 |
FR2569191B1 (fr) | 1987-07-10 |
US4804763A (en) | 1989-02-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE40545T1 (de) | Verfahren zur substitutiven chlorierung von organischen verbindungen mit molekulaerem chlor in gegenwart eines chlorierungsproduktes als initiator sowie die verwendung solcher initiator. | |
YU141190A (sh) | Postupak za hlorovanje 6-estara saharoze | |
FR2380283A1 (fr) | Molybdates d'amines, procede d'obtention et application | |
ATE28624T1 (de) | Zusammensetzungen von polyarylalkanoligomeren sowie verfahren zu deren herstellung. | |
AU1521988A (en) | Novel beta-d-phenyl-thioxylosides, their method of preparation and their use as therapeutics | |
ATE40353T1 (de) | Verfahren zur herstellung von chlorierten pyridinderivaten und radikal initiatoren verwendet in diesem verfahren. | |
ATE26441T1 (de) | Herstellung von 2-chlor-5-methyl-pyridin. | |
ATE107657T1 (de) | Verfahren zur herstellung von zwischenprodukten für 11-beta,16-alpha,17-alpha,21- tetrahydroxypregna-3-20-dione 16-alpha,17-alpha- acetal und deren 21-ester. | |
ATE81120T1 (de) | Verfahren zur herstellung von 2,6-dichlorpyridin und die verwendung von | |
OA05265A (fr) | Procédé de préparation de dérivés de la 8-amino théophylline et produits industriels nouveaux. | |
IL74775A (en) | Method for the manufacture of mixtures of 3-phenoxybenzyl bromide and 3-phenoxybenzal bromide | |
HUT34478A (en) | Process for producing hexahydro-pyrrolo/2.1-a/isoquinoline derivatives and pharmaceutical compositions containing them | |
ATE46148T1 (de) | Verfahren zur herstellung von 2-chloropyridin. | |
ATE1706T1 (de) | Derivate der omega-dialkylierten alkankarbonsaeuren, verfahren zu ihrer herstellung und verwendung als arzneimittel. | |
ATE26254T1 (de) | Verfahren zur herstellung von 2,2,2 trifluoraethanol. | |
JPS57145860A (en) | 2-halomethyl-6-phenoxypyridine derivative and its preparation | |
DE69021155D1 (de) | Verfahren zur Herstellung von 2-Chlor-4-Fluorphenol. | |
ATE456T1 (de) | Selektiv geschuetzte 4,6-d i-o-(aminoglykosyl)-1,3-diamino-cyclitole, verfahren zu deren herstellung und deren verwendung als zwischenprodukte. | |
OA05677A (fr) | Procédé de préparation de dérivés de la vincamine et produits industriels nouveaux. | |
JPS54109966A (en) | N-(4'-chlorosulfophenyl)-4-chloroformylphthalimide and its preparation | |
IT1070500B (it) | Diamino 2..4 bromo 5 cloro 6 pirimidine utilizzabili come prodotti come tali e procedimento per la loro proparazione | |
SU1658603A1 (ru) | Способ получения ди-трет-бутилпероксиацеталей | |
ES8602819A1 (es) | Procedimiento para la preparacion de derivados de 10-amino- tieno (3,2) (1,5) benzotiazepinas | |
JPS55120564A (en) | Production of chloro-beta-trifluoromethylpyridines | |
ATE9324T1 (de) | Verfahren zur herstellung von 3,3dimethylglutars[ure. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
EEFA | Change of the company name | ||
REN | Ceased due to non-payment of the annual fee |