FR2139576A5 - Halo-benzonitriles prepn - by vapour phase reaction of halogen and benzonitrile or its partially halogenated derivs - Google Patents

Halo-benzonitriles prepn - by vapour phase reaction of halogen and benzonitrile or its partially halogenated derivs

Info

Publication number
FR2139576A5
FR2139576A5 FR7218683A FR7218683A FR2139576A5 FR 2139576 A5 FR2139576 A5 FR 2139576A5 FR 7218683 A FR7218683 A FR 7218683A FR 7218683 A FR7218683 A FR 7218683A FR 2139576 A5 FR2139576 A5 FR 2139576A5
Authority
FR
France
Prior art keywords
benzonitrile
benzonitriles
derivs
prepn
halo
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.)
Expired
Application number
FR7218683A
Other languages
French (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.)
Jefferson Chemical Co Inc
Original Assignee
Jefferson Chemical Co Inc
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 Jefferson Chemical Co Inc filed Critical Jefferson Chemical Co Inc
Priority to FR7218683A priority Critical patent/FR2139576A5/en
Priority to BE784083A priority patent/BE784083A/en
Priority to DE19722225695 priority patent/DE2225695C3/en
Application granted granted Critical
Publication of FR2139576A5 publication Critical patent/FR2139576A5/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)

Abstract

The reaction is effected in an open tubular reactor heater to 650-850 degrees C, the resulting halogenated product being of very high purity and the conversion of the benzonitrile being almost or exactly 100%.
FR7218683A 1972-05-25 1972-05-25 Halo-benzonitriles prepn - by vapour phase reaction of halogen and benzonitrile or its partially halogenated derivs Expired FR2139576A5 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7218683A FR2139576A5 (en) 1972-05-25 1972-05-25 Halo-benzonitriles prepn - by vapour phase reaction of halogen and benzonitrile or its partially halogenated derivs
BE784083A BE784083A (en) 1972-05-25 1972-05-26 METHOD FOR PREPARING HALOGEN BENZONITRILE
DE19722225695 DE2225695C3 (en) 1972-05-25 1972-05-26 Process for the preparation of chlorinated benzonilrils

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR7218683A FR2139576A5 (en) 1972-05-25 1972-05-25 Halo-benzonitriles prepn - by vapour phase reaction of halogen and benzonitrile or its partially halogenated derivs
BE784083A BE784083A (en) 1972-05-25 1972-05-26 METHOD FOR PREPARING HALOGEN BENZONITRILE
DE19722225695 DE2225695C3 (en) 1972-05-25 1972-05-26 Process for the preparation of chlorinated benzonilrils

Publications (1)

Publication Number Publication Date
FR2139576A5 true FR2139576A5 (en) 1973-01-05

Family

ID=27159406

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7218683A Expired FR2139576A5 (en) 1972-05-25 1972-05-25 Halo-benzonitriles prepn - by vapour phase reaction of halogen and benzonitrile or its partially halogenated derivs

Country Status (3)

Country Link
BE (1) BE784083A (en)
DE (1) DE2225695C3 (en)
FR (1) FR2139576A5 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3006685C2 (en) * 1980-02-22 1982-09-09 Riedel-De Haen Ag, 3016 Seelze 3-Bromo-4-fluorobenzonitrile and process for the preparation of a substituted 3-bromo-4-fluorobenzene

Also Published As

Publication number Publication date
DE2225695A1 (en) 1974-01-24
DE2225695B2 (en) 1974-10-24
BE784083A (en) 1972-11-27
DE2225695C3 (en) 1975-06-12

Similar Documents

Publication Publication Date Title
CA990738A (en) Isothermal chlorination of methane, ethane and other compounds in a porous tube reactor
CA934386A (en) Process for the oxacylation of olefins in the gaseous phase
CH609691A5 (en) Process for carrying out partial oxidation reactions of ethylene with oxygen in the vapour phase and apparatus suitable for implementing this process
CA992098A (en) Urea synthesis with improved heat recovery and conversion
FR2139576A5 (en) Halo-benzonitriles prepn - by vapour phase reaction of halogen and benzonitrile or its partially halogenated derivs
GB2004539A (en) Production of 1,1,1,2- tetrafluoroethane in vapour phase
CA953502A (en) Two-stage steam reforming process of hydrocarbons
CA1017318A (en) Catalyst and process for the conversion of higher hydrocarbons
CA934387A (en) Oxacylation of olefins in the gaseous phase
NL6916495A (en) Pivalonitrile from isobutene and hcn
GB1212809A (en) Process for preparing meta-halotoluenes
GB1278930A (en) Preparation of halogenated biphenyl
GB1265245A (en)
GB1334479A (en) Process for preparing halogenated benzonitrile
CA1012169A (en) Process for the chlorination of trans-1,4-dichloro-2-butene to meso-1,2,3,4-tetra-chlorobutane
GB1371712A (en) Process for the preparation of cis-7,8-epoxy-2-methyl-octadecane
GB1065009A (en) Catalyst preparation
GB1088706A (en) Manufacture of pyridine
GB1054339A (en)
GB1118864A (en) A process for the preparation of 2,4-and 2,5-dichloroacetophenone and trichloroacetophenones
ES376752A1 (en) Process for the preparation of trichloroethylene
ZA741524B (en) Desublimer for the recovery of sublimed products, particularly phthalic anhydride, form reaction gases
SE7415805L (en)
CH534127A (en) 2,5-dimethoxyaniline prepn
GB1183958A (en) A method of preparing Pyrrole

Legal Events

Date Code Title Description
ST Notification of lapse