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BE854769A - Procede de preparation de composes aromatiques mononitres - Google Patents

Procede de preparation de composes aromatiques mononitres

Info

Publication number
BE854769A
BE854769A BE2055915A BE2055915A BE854769A BE 854769 A BE854769 A BE 854769A BE 2055915 A BE2055915 A BE 2055915A BE 2055915 A BE2055915 A BE 2055915A BE 854769 A BE854769 A BE 854769A
Authority
BE
Belgium
Prior art keywords
mononitral
preparing
aromatic compounds
aromatic
compounds
Prior art date
Application number
BE2055915A
Other languages
English (en)
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
Publication of BE854769A publication Critical patent/BE854769A/fr

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
    • C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE2055915A 1976-05-19 1977-05-18 Procede de preparation de composes aromatiques mononitres BE854769A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2622313A DE2622313C3 (de) 1976-05-19 1976-05-19 Verfahren zur kontinuierlichen Herstellung von Mononitroaromaten

Publications (1)

Publication Number Publication Date
BE854769A true BE854769A (fr) 1977-11-18

Family

ID=5978413

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2055915A BE854769A (fr) 1976-05-19 1977-05-18 Procede de preparation de composes aromatiques mononitres

Country Status (8)

Country Link
US (1) US4112005A (fr)
JP (1) JPS52142024A (fr)
BE (1) BE854769A (fr)
DE (1) DE2622313C3 (fr)
FR (1) FR2351947A1 (fr)
GB (1) GB1519579A (fr)
IT (1) IT1078140B (fr)
NL (1) NL7705527A (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4495372A (en) * 1982-11-05 1985-01-22 Uniroyal, Inc. Preparation of mono-nitro aromatic compounds
US4453027A (en) * 1982-12-10 1984-06-05 Monsanto Company Adiabatic process for the nitration of halobenzenes
US4902809A (en) * 1983-12-08 1990-02-20 General Electric Company Method for making N-substituted nitrophthalimides
EP0164409B1 (fr) * 1983-12-08 1989-08-02 General Electric Company Procede de production de nitrophthalimides n-substitues
US4921970A (en) * 1984-01-03 1990-05-01 General Electric Company Nitration reactions with acid anhydride promoters
US4621157A (en) * 1984-05-07 1986-11-04 Jerome A. Gross Nitration processes
USRE33168E (en) * 1984-05-07 1990-02-20 Jerome A. Gross Nitration processes
CA1256455A (fr) * 1984-07-20 1989-06-27 Oliver W. Smith Methode de nitration de 2,3-dichloro-1,4-xylene
US4935557A (en) * 1984-08-07 1990-06-19 Air Products And Chemicals, Inc. Conitration of mixed aromatic hydrocarbons
US4642396A (en) * 1984-08-07 1987-02-10 Air Products And Chemicals, Inc. Process for separating nitroaromatic compounds from spent nitric acid
US5001272A (en) * 1988-06-22 1991-03-19 Olin Corporation Process for the production of dinitrotoluene
US5488187A (en) * 1988-06-22 1996-01-30 Olin Corporation Process for the production of dinitrobenzene and mononitrobenzene
US5354924A (en) * 1988-06-22 1994-10-11 Olin Corporation Process for the production of dinitrotoluene
FR2638741B1 (fr) * 1988-11-07 1990-12-28 Rhone Poulenc Chimie Procede de preparation de nitrophenols
US4918250A (en) * 1989-04-21 1990-04-17 Olin Corporation Process for the production of dinitrotoluene using an inorganic salt as a phase separation agent
US5922913A (en) * 1998-11-06 1999-07-13 Srm Chemical, Ltd., Co. Process for nitrating aromatic amines
EP1985587A1 (fr) 2007-04-27 2008-10-29 Westinghouse Electric Company LLC Processus de production en deux étapes d'UO2 par voie sèche
EP2014641A3 (fr) * 2007-06-06 2009-03-18 Huntsman International Llc Processus de préparation de mélanges de diisocyanates de diphénylméthane et de polyisocyanates de polyméthylène de polyphényle
EP2277831B1 (fr) 2009-07-20 2012-05-23 Westinghouse Electric Company LLC Processus de production UO2 sec à deux étapes utilisant un support de clapet obturateur entre les étapes
WO2012156540A2 (fr) 2012-03-08 2012-11-22 Lonza Ltd Procédé de préparation de composés aromatiques mononitrés
WO2012140277A2 (fr) 2012-03-08 2012-10-18 Lonza Ltd Procédé de préparation de composés aromatiques au mononitrate
CN115819245A (zh) * 2022-11-16 2023-03-21 湖北东方化工有限公司 一种用于单硝基甲苯精馏与熔融结晶的新型耦合工艺方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2739174A (en) * 1951-09-08 1956-03-20 Eastman Kodak Co Nitrating aromatic hydrocarbons with only nitric acid
CH554302A (de) * 1971-04-30 1974-09-30 Sandoz Ag Verfahren und apparatur zur durchfuehrung von nitrierungen.
DE2505715C2 (de) * 1975-02-12 1976-12-20 Bayer Ag Verfahren zur herstellung von isomerengemischen, die vorwiegend aus 1,5- und 1,8-dinitronaphthalin bestehen
DE2521891B2 (de) * 1975-05-16 1980-02-28 Bayer Ag, 5090 Leverkusen Verfahren zum Abstoppen von Nitrierungen durch Destillation

Also Published As

Publication number Publication date
GB1519579A (en) 1978-08-02
FR2351947B1 (fr) 1981-07-10
NL7705527A (nl) 1977-11-22
DE2622313B2 (de) 1980-01-10
US4112005A (en) 1978-09-05
JPS52142024A (en) 1977-11-26
DE2622313A1 (de) 1977-12-01
FR2351947A1 (fr) 1977-12-16
DE2622313C3 (de) 1980-09-25
IT1078140B (it) 1985-05-08

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