FR1326419A - Procédé de séparation des isomères des dihalogénonitrobenzènes - Google Patents

Procédé de séparation des isomères des dihalogénonitrobenzènes

Info

Publication number
FR1326419A
FR1326419A FR889995A FR889995A FR1326419A FR 1326419 A FR1326419 A FR 1326419A FR 889995 A FR889995 A FR 889995A FR 889995 A FR889995 A FR 889995A FR 1326419 A FR1326419 A FR 1326419A
Authority
FR
France
Prior art keywords
dihalonitrobenzenes
isomers
separation
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
FR889995A
Other languages
English (en)
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.)
Shell Research Ltd
Original Assignee
Shell Research 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 GB8071/61A external-priority patent/GB954997A/en
Application filed by Shell Research Ltd filed Critical Shell Research Ltd
Priority to FR889995A priority Critical patent/FR1326419A/fr
Application granted granted Critical
Publication of FR1326419A publication Critical patent/FR1326419A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/14—Preparation of carboxylic acid nitriles by reaction of cyanides with halogen-containing compounds with replacement of halogen atoms by cyano groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • C07C205/11—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C07C205/12—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings the six-membered aromatic ring or a condensed ring system containing that ring being substituted by halogen atoms
    • 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
    • C07C255/50—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton to carbon atoms of non-condensed six-membered aromatic rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
FR889995A 1961-03-06 1962-03-05 Procédé de séparation des isomères des dihalogénonitrobenzènes Expired FR1326419A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR889995A FR1326419A (fr) 1961-03-06 1962-03-05 Procédé de séparation des isomères des dihalogénonitrobenzènes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8071/61A GB954997A (en) 1961-03-06 1961-03-06 The separation of dihalonitrobenzene isomers
FR889995A FR1326419A (fr) 1961-03-06 1962-03-05 Procédé de séparation des isomères des dihalogénonitrobenzènes

Publications (1)

Publication Number Publication Date
FR1326419A true FR1326419A (fr) 1963-05-10

Family

ID=26194646

Family Applications (1)

Application Number Title Priority Date Filing Date
FR889995A Expired FR1326419A (fr) 1961-03-06 1962-03-05 Procédé de séparation des isomères des dihalogénonitrobenzènes

Country Status (1)

Country Link
FR (1) FR1326419A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351651A (en) * 1964-05-05 1967-11-07 Du Pont Process for preparing 2, 6-dichloro-benzonitrile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351651A (en) * 1964-05-05 1967-11-07 Du Pont Process for preparing 2, 6-dichloro-benzonitrile

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