IL62379A - Continuous countercurrent process for the preparation of trifluoromethylbenzenes - Google Patents

Continuous countercurrent process for the preparation of trifluoromethylbenzenes

Info

Publication number
IL62379A
IL62379A IL62379A IL6237981A IL62379A IL 62379 A IL62379 A IL 62379A IL 62379 A IL62379 A IL 62379A IL 6237981 A IL6237981 A IL 6237981A IL 62379 A IL62379 A IL 62379A
Authority
IL
Israel
Prior art keywords
trifluoromethylbenzenes
preparation
continuous countercurrent
countercurrent process
methylbenzenes
Prior art date
Application number
IL62379A
Other languages
English (en)
Other versions
IL62379A0 (en
Original Assignee
Rhone Poulenc Ind
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 Rhone Poulenc Ind filed Critical Rhone Poulenc Ind
Publication of IL62379A0 publication Critical patent/IL62379A0/xx
Publication of IL62379A publication Critical patent/IL62379A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
    • C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24—Stationary reactors without moving elements inside
    • B01J19/245—Stationary reactors without moving elements inside placed in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B39/00—Halogenation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/58—Preparation of carboxylic acid halides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/58—Preparation of carboxylic acid halides
    • C07C51/62—Preparation of carboxylic acid halides by reactions not involving the carboxylic acid halide group
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00094—Jackets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00186—Controlling or regulating processes controlling the composition of the reactive mixture

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IL62379A 1980-03-17 1981-03-16 Continuous countercurrent process for the preparation of trifluoromethylbenzenes IL62379A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8005877A FR2478074A1 (fr) 1980-03-17 1980-03-17 Procede de preparation de trifluoromethylbenzenes a partir des trichloro- ou tribromo-methylbenzenes correspondants

Publications (2)

Publication Number Publication Date
IL62379A0 IL62379A0 (en) 1981-05-20
IL62379A true IL62379A (en) 1984-12-31

Family

ID=9239720

Family Applications (1)

Application Number Title Priority Date Filing Date
IL62379A IL62379A (en) 1980-03-17 1981-03-16 Continuous countercurrent process for the preparation of trifluoromethylbenzenes

Country Status (7)

Country Link
US (1) US4462937A (ja)
EP (1) EP0036352B1 (ja)
JP (1) JPS572225A (ja)
AT (1) ATE3632T1 (ja)
DE (1) DE3160378D1 (ja)
FR (1) FR2478074A1 (ja)
IL (1) IL62379A (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4582935A (en) * 1984-12-21 1986-04-15 Olin Corporation Process for producing meta-aminobenzotrifluoride
JPS62149382U (ja) * 1986-03-14 1987-09-21
JPS6316778U (ja) * 1986-07-18 1988-02-03
US4876404A (en) * 1986-08-13 1989-10-24 Central Glass Company, Limited Preparation of dichlorotrifluoromethyltoluenes including novel isomers
DE3725659A1 (de) * 1987-08-03 1989-02-16 Bayer Ag Verfahren zur herstellung von mit fluor und gegebenenfalls zusaetzlich chlor substituierten benzotrifluoriden und neue benzotrifluoride
JP2606875B2 (ja) * 1988-03-31 1997-05-07 株式会社トクヤマ 有機化合物のフッ素化方法
ATE243541T1 (de) * 1995-03-22 2003-07-15 Michael Bono Verbesserter vernebler sowie diesen enthaltende inhaliervorrichtung
JP3638790B2 (ja) * 1998-04-27 2005-04-13 セントラル硝子株式会社 ビストリフルオロメチルベンゼンの製造方法
CN102134175B (zh) * 2010-12-31 2014-03-26 江苏威耳化工有限公司 一种苄氟有机化合物的制备方法
CN102320919B (zh) * 2011-10-31 2014-07-23 江苏威耳化工有限公司 2，6-二氯-三氟甲苯的制备方法
CN103896728A (zh) * 2014-02-21 2014-07-02 江苏丰华化学工业有限公司 一种3，4-二氯三氟甲苯的制备方法
US9416073B2 (en) * 2014-10-06 2016-08-16 Honeywell International Inc. Method to improve halogenation reactions

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1967244A (en) * 1932-08-31 1934-07-24 Kinetic Chemicals Inc Production of organic fluorine compounds
US2181554A (en) * 1936-04-18 1939-11-28 Gen Aniline Works Inc Benzenecarboxylic acid fluorides containing trifluoromethyl groups and process of preparing them
DE1618390C3 (de) * 1967-03-22 1975-01-09 Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt Verfahren zur Herstellung von Benzolderivaten mit einer oder mehreren Trifluormethylgruppen
US3859372A (en) * 1969-12-03 1975-01-07 Hooker Chemicals Plastics Corp Process for the preparation of organic fluorine compounds
NL171233C (nl) * 1971-05-12 1983-03-01 Comprimo N V Inrichting voor het uitvoeren van reacties in heterogene systemen alsmede werkwijze voor het bereiden van onderchlorig zuur onder toepassing van deze inrichting.
CA1029746A (en) * 1973-11-10 1978-04-18 Hoechst Aktiengesellschaft Process for preparing derivatives of benzene fluorinated in the lateral chains
CH598163A5 (ja) * 1974-12-19 1978-04-28 Lonza Ag
US4183873A (en) * 1976-11-01 1980-01-15 Hooker Chemicals & Plastics Corp. Liquid phase fluorination process
JPS6039048B2 (ja) * 1976-12-27 1985-09-04 ダイキン工業株式会社 ベンゾトリフルオライドまたはその誘導体の製法
JPS54130524A (en) * 1978-03-30 1979-10-09 Daikin Ind Ltd Preraration of trifluoromethylbenzene or its derivative

Also Published As

Publication number Publication date
EP0036352B1 (fr) 1983-06-01
JPS5754488B2 (ja) 1982-11-18
ATE3632T1 (de) 1983-06-15
FR2478074B1 (ja) 1982-06-25
US4462937A (en) 1984-07-31
DE3160378D1 (en) 1983-07-07
FR2478074A1 (fr) 1981-09-18
EP0036352A1 (fr) 1981-09-23
JPS572225A (en) 1982-01-07
IL62379A0 (en) 1981-05-20

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