FR2451916A1 - Procede de production de chloro-b-trifluoromethylpyridines - Google Patents

Procede de production de chloro-b-trifluoromethylpyridines

Info

Publication number
FR2451916A1
FR2451916A1 FR8005925A FR8005925A FR2451916A1 FR 2451916 A1 FR2451916 A1 FR 2451916A1 FR 8005925 A FR8005925 A FR 8005925A FR 8005925 A FR8005925 A FR 8005925A FR 2451916 A1 FR2451916 A1 FR 2451916A1
Authority
FR
France
Prior art keywords
trifluoromethylpyridines
chloro
producing chloro
producing
trichloromethylpyridine
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.)
Granted
Application number
FR8005925A
Other languages
English (en)
Other versions
FR2451916B1 (fr
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.)
Ishihara Sangyo Kaisha Ltd
Original Assignee
Ishihara Sangyo Kaisha 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
Priority claimed from JP3206779A external-priority patent/JPS55124762A/ja
Priority claimed from JP297480A external-priority patent/JPS56100764A/ja
Application filed by Ishihara Sangyo Kaisha Ltd filed Critical Ishihara Sangyo Kaisha Ltd
Publication of FR2451916A1 publication Critical patent/FR2451916A1/fr
Application granted granted Critical
Publication of FR2451916B1 publication Critical patent/FR2451916B1/fr
Granted 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)

Abstract

L'INVENTION A POUR OBJET LA PRODUCTION DE CHLORO-B-TRIFLUOROMETHYLPYRIDINES. ON FAIT REAGIR UNE CHLORO-B-TRICHLOROMETHYLPYRIDINE AVEC DE L'ACIDE FLUORHYDRIQUE EN PRESENCE D'UN FLUORURE METALLIQUE, EN PHASE VAPEUR, A UNE TEMPERATURE ELEVEE ET PENDANT UNE BREVE DUREE. LES CHLORO-B-TRIFLUOROMETHYLPYRIDINES AINSI OBTENUES SONT DES INTERMEDIAIRES UTILES POUR LA FABRICATION DE PRODUITS CHIMIQUES A USAGE DANS L'AGRICULTURE ET AUSSI POUR CERTAINS MEDICAMENTS.
FR8005925A 1979-03-19 1980-03-17 Procede de production de chloro-b-trifluoromethylpyridines Granted FR2451916A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3206779A JPS55124762A (en) 1979-03-19 1979-03-19 Preparation of beta-trifluoromethylpyridine
JP297480A JPS56100764A (en) 1980-01-14 1980-01-14 Preparation of beta-trifluoromethylpyridines

Publications (2)

Publication Number Publication Date
FR2451916A1 true FR2451916A1 (fr) 1980-10-17
FR2451916B1 FR2451916B1 (fr) 1984-03-02

Family

ID=26336463

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8005925A Granted FR2451916A1 (fr) 1979-03-19 1980-03-17 Procede de production de chloro-b-trifluoromethylpyridines

Country Status (6)

Country Link
US (1) US4266064A (fr)
CA (1) CA1125763A (fr)
CH (1) CH642631A5 (fr)
DE (1) DE3009695A1 (fr)
FR (1) FR2451916A1 (fr)
GB (1) GB2045761B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS57159768A (en) * 1981-03-27 1982-10-01 Ishihara Sangyo Kaisha Ltd Preparation of beta-trifluoromethylpyridine compound
AU548249B2 (en) * 1981-05-13 1985-12-05 Imperial Chemical Industries Plc Production of 3-trichloromethyl and 3-trifluoro methyl- pyridines
ATE24491T1 (de) * 1981-09-03 1987-01-15 Ici Plc Chlor-trifluoromethyl-pyridine.
US4650875A (en) * 1983-05-09 1987-03-17 The Dow Chemical Company Preparation of (trifluoromethyl)pyridines
IL70307A (en) * 1982-11-26 1987-02-27 Dow Chemical Co Preparation of(trifluoromethyl)pyridines
US4590279A (en) * 1982-11-26 1986-05-20 The Dow Chemical Company Preparation of (trifluoromethyl)pyridines under liquid phase conditions
US4448980A (en) * 1983-09-22 1984-05-15 E. I. Du Pont De Nemours And Company Preparation of trialkylsilyl ethers
WO2016178248A1 (fr) * 2015-05-05 2016-11-10 Srf Limited Procédé de préparation de trifluorométhylpyridines halosubstituées
CN110475764B (zh) 2017-04-04 2023-03-31 石原产业株式会社 三氟甲基吡啶类的纯化方法
US11254642B2 (en) * 2018-01-05 2022-02-22 Zhejiang Lantian Environmental Protection Hi-Tech Co., Ltd. Method for preparing 2-chloro-5-trifluoromethylpyridine
JP2020023489A (ja) 2018-08-07 2020-02-13 石原産業株式会社 ２−クロロ−３−トリフルオロメチルピリジンの分離、精製方法
CN109232400B (zh) * 2018-11-22 2020-10-27 中触媒新材料股份有限公司 一种连续化合成2，3-二氯-5-三氟甲基吡啶的方法
CN110003100A (zh) * 2019-04-30 2019-07-12 新乡市锦源化工有限公司 一种含氟吡啶类化合物的制备方法
CN112250619A (zh) * 2020-11-16 2021-01-22 单县欣润化工有限公司 提高2-氯-5-三氟甲基吡啶合成过程中氟化反应效果的方法以及配套***
CN113527192B (zh) * 2021-03-15 2024-02-13 武威广达科技有限公司 一种2,3-二氯-5-三氟甲基吡啶的制备方法
CN115784977A (zh) * 2023-02-06 2023-03-14 淄博新农基作物科学有限公司 2-氯-3-三氟甲基吡啶的合成工艺

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2032395A1 (fr) * 1969-02-25 1970-11-27 Ici Ltd
BE865137A (fr) * 1977-10-21 1978-09-21 Ishihara Sangyo Kaisha Composes de 5-trifluoromethylpyridine substitues en position 2 et leur procede de preparation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4101554A (en) * 1975-12-22 1978-07-18 Olin Corporation Catalytic process for the preparation of perfluoroalkyl-substituted heterocyclic compounds
CA1247625A (fr) * 1977-07-22 1988-12-28 Howard Johnston Compose trifluoromethylpyridinyl(oxy/thio) phenoxypropionique et ses derives, utiles comme herbicides

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2032395A1 (fr) * 1969-02-25 1970-11-27 Ici Ltd
BE865137A (fr) * 1977-10-21 1978-09-21 Ishihara Sangyo Kaisha Composes de 5-trifluoromethylpyridine substitues en position 2 et leur procede de preparation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CA1972 *

Also Published As

Publication number Publication date
DE3009695C2 (fr) 1990-09-27
FR2451916B1 (fr) 1984-03-02
US4266064A (en) 1981-05-05
CH642631A5 (de) 1984-04-30
CA1125763A (fr) 1982-06-15
GB2045761A (en) 1980-11-05
GB2045761B (en) 1983-01-12
DE3009695A1 (de) 1980-10-02

Similar Documents

Publication Publication Date Title
FR2451916A1 (fr) Procede de production de chloro-b-trifluoromethylpyridines
BE852194A (fr) Procede de preparation de composes d'acide 3-cephem-4- carboxylique 3,7-disubstitue et nouveaux produits ainsi obtenus
BE881534A (fr) Procede de fabrication orientee d'acide silicique par hydrolyse dans la flamme et produits ainsi obtenus
BE887994A (fr) Procede de preparation de 2-haloacetamides a substition n-methyleneether et nouveaux produits ainsi obtenus
BE870268A (fr) Procede de preparation de diester d'acide oxalique et produits ainsi obtenus
BR8102491A (pt) Acido silicico obtido por pirogenacao e processo para a sua obtencao
BE878199A (fr) Procede de fabrication d'acides peroxycarboxyliques aliphatiques ou aromatiques stabilises et desensibilises et produits ainsi obtenus
BE879830A (fr) Procede de preparation de 1,2,3-thiadiazol-5-yl-urees et produits obtenus
BE886191A (fr) Procede de preparation de beta-aminopropionamide et produits ainsi obtenus
IT1113386B (it) Processo per la produzione di cloro e ossido di ferro da cloruro ferrico
OA05688A (fr) Procédé de préparation de composés d'acides 2-alkyl inférieur-7-substitué-2 ou 3-céphem-4 carboxylique et produits industriels nouveaux.
IT8141656A0 (it) Processo industriale per laproduzione di tessuti jacquardtubolari e prodotto cosi' ottenuto.
FR2361895A1 (fr) Nouvelles oximes derivees de l'acide 3-carbamoyloxymethyl 7-amino thiazolyl acetamido cephalosporanique, leur procede de preparation et leur application comme medicaments
BE859516A (fr) Procede de fabrication de thiazolines-(3) et produits ainsi obtenus
FR2558400B1 (fr) Procede pour la fabrication de poudres, ainsi que dispositifs correspondants et produits obtenus
BE861997A (fr) Procede de production d'acide cyanurique a partir d'uree et nouveau produit ainsi obtenu
OA05021A (fr) Procédé de fabrication d'une graisse voisine de la graisse de lait naturel et produits correspondants.
FR2396740A1 (fr) Procede de preparation de 3-acylamino-4-homo-isotwistanes
FR2443466A1 (fr) Nouvelles b-lactones derivees de l'acide 2-hydroxy cyclopentane carboxylique, leur procede de preparation et leur application comme medicaments
BE883580A (fr) Procede de preparation de trialcoxysilanols et produits ainsi obtenus
FR2426665A1 (fr) Hydrocarbures halogenes utiles notamment comme composes intermediaires pour pesticides et leur procede de production
BE878925A (fr) Procede de preparation de 1,2,3-thiadiazol-5-yl urees et produits ainsi obtenus
SU1287464A1 (ru) Способ получения четыреххлористого кремния
BE880558A (fr) Procede de preparation de chlorhydrates d'amino-acides ou de dichlorhydrates de diamino-acides et produits obtenus
BR8103561A (pt) Processo de fabricacao de dicloro-2,6-nitro-4-anilina

Legal Events

Date Code Title Description
ST Notification of lapse