FR1106186A - Procédé de purification de mélanges de dinitrotoluène - Google Patents

Procédé de purification de mélanges de dinitrotoluène

Info

Publication number
FR1106186A
FR1106186A FR1106186DA FR1106186A FR 1106186 A FR1106186 A FR 1106186A FR 1106186D A FR1106186D A FR 1106186DA FR 1106186 A FR1106186 A FR 1106186A
Authority
FR
France
Prior art keywords
mixture
solvent
mixtures
crystals
toluene
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
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of FR1106186A publication Critical patent/FR1106186A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR1106186D 1953-08-08 1954-08-04 Procédé de purification de mélanges de dinitrotoluène Expired FR1106186A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE752608X 1953-08-08

Publications (1)

Publication Number Publication Date
FR1106186A true FR1106186A (fr) 1955-12-13

Family

ID=6654706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1106186D Expired FR1106186A (fr) 1953-08-08 1954-08-04 Procédé de purification de mélanges de dinitrotoluène

Country Status (2)

Country Link
FR (1) FR1106186A (fr)
GB (1) GB752608A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799993A (en) * 1972-08-25 1974-03-26 Us Army Process for the manufacture of trinitrotoluene
US3949008A (en) * 1974-12-05 1976-04-06 The United States Of America As Represented By The Secretary Of The Army Purification of crude dinitrotoluene by extraction with C5 -C8 alkanes
CN113371906A (zh) * 2021-05-31 2021-09-10 湖北东方化工有限公司 一种二硝基甲苯回收装置及工艺

Also Published As

Publication number Publication date
GB752608A (en) 1956-07-11

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