DE69324697T2 - Verfahren zur herstellung von dinitrotoluol - Google Patents

Verfahren zur herstellung von dinitrotoluol

Info

Publication number
DE69324697T2
DE69324697T2 DE69324697T DE69324697T DE69324697T2 DE 69324697 T2 DE69324697 T2 DE 69324697T2 DE 69324697 T DE69324697 T DE 69324697T DE 69324697 T DE69324697 T DE 69324697T DE 69324697 T2 DE69324697 T2 DE 69324697T2
Authority
DE
Germany
Prior art keywords
dinitrotoluol
producing
producing dinitrotoluol
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 - Fee Related
Application number
DE69324697T
Other languages
English (en)
Other versions
DE69324697D1 (de
Inventor
Allen Quakenbush
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.)
Lyondell Chemical Technology LP
Original Assignee
Olin Corp
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 Olin Corp filed Critical Olin Corp
Application granted granted Critical
Publication of DE69324697D1 publication Critical patent/DE69324697D1/de
Publication of DE69324697T2 publication Critical patent/DE69324697T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
    • 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
DE69324697T 1992-09-14 1993-08-30 Verfahren zur herstellung von dinitrotoluol Expired - Fee Related DE69324697T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/944,639 US5245092A (en) 1991-03-15 1992-09-14 Process for preparing dinitrotoluene with low by-product content
PCT/US1993/008135 WO1994006751A1 (en) 1992-09-14 1993-08-30 A process for preparing dinitrotoluene

Publications (2)

Publication Number Publication Date
DE69324697D1 DE69324697D1 (de) 1999-06-02
DE69324697T2 true DE69324697T2 (de) 1999-09-16

Family

ID=25481784

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69324697T Expired - Fee Related DE69324697T2 (de) 1992-09-14 1993-08-30 Verfahren zur herstellung von dinitrotoluol

Country Status (12)

Country Link
US (1) US5245092A (de)
EP (1) EP0660818B1 (de)
KR (2) KR100289593B1 (de)
CN (1) CN1053889C (de)
AU (1) AU5096293A (de)
BR (1) BR9307043A (de)
CA (1) CA2144190A1 (de)
DE (1) DE69324697T2 (de)
ES (1) ES2135486T3 (de)
RU (1) RU2100347C1 (de)
UA (1) UA27939C2 (de)
WO (1) WO1994006751A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5245092A (en) * 1991-03-15 1993-09-14 Olin Corporation Process for preparing dinitrotoluene with low by-product content
RU2106338C1 (ru) * 1992-06-17 1998-03-10 Олин Корпорейшн Способ получения динитротолуола
DE4437047A1 (de) * 1994-10-17 1996-04-18 Bayer Ag Verfahren zur Dinitrierung von aromatischen Verbindungen
US5948944A (en) * 1998-11-18 1999-09-07 Arco Chemical Technology, L.P. Two-stage dinitrotoluene production process
CN101381311B (zh) * 2007-09-07 2013-01-30 上海睿智化学研究有限公司 5-硝基-2,4-二卤代苯酚类化合物的制备方法
CN101245010B (zh) * 2008-03-08 2011-06-29 西北师范大学 民用二硝基甲苯的制备工艺
CN101445458B (zh) * 2009-01-06 2010-10-06 烟台巨力异氰酸酯有限公司 一种二硝基甲苯相分离方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2362743A (en) * 1943-02-10 1944-11-14 Hercules Powder Co Ltd Manufacture of dinitrotoluene
US3928395A (en) * 1972-10-05 1975-12-23 Ciba Geigy Ag Process for the nitration of aromatic compounds
US3957889A (en) * 1975-05-02 1976-05-18 Air Products And Chemicals, Inc. Selective nitration of aromatic and substituted aromatic compositions
DE2521891B2 (de) * 1975-05-16 1980-02-28 Bayer Ag, 5090 Leverkusen Verfahren zum Abstoppen von Nitrierungen durch Destillation
US4804792A (en) * 1988-01-28 1989-02-14 Olin Corporation Nitration of benzene or toluene in a molten nitrate salt
US5001272A (en) * 1988-06-22 1991-03-19 Olin Corporation Process for the production of dinitrotoluene
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
US5099078A (en) * 1990-12-21 1992-03-24 Olin Corporation Process for preparing dinitrotoluene
US5099080A (en) * 1991-03-08 1992-03-24 Olin Corporation Process for preparing dinitrotoluene
US5245092A (en) * 1991-03-15 1993-09-14 Olin Corporation Process for preparing dinitrotoluene with low by-product content
US5999078A (en) * 1997-06-09 1999-12-07 Herbert; Edward Transformer and rectifier module with half-turn secondary windings

Also Published As

Publication number Publication date
RU2100347C1 (ru) 1997-12-27
EP0660818B1 (de) 1999-04-28
CN1087897A (zh) 1994-06-15
ES2135486T3 (es) 1999-11-01
BR9307043A (pt) 1999-06-29
AU5096293A (en) 1994-04-12
KR950703512A (ko) 1995-09-20
EP0660818A4 (de) 1995-05-23
WO1994006751A1 (en) 1994-03-31
CN1053889C (zh) 2000-06-28
CA2144190A1 (en) 1994-03-31
KR100289593B1 (ko) 2001-05-02
EP0660818A1 (de) 1995-07-05
RU95108602A (ru) 1996-12-27
US5245092A (en) 1993-09-14
DE69324697D1 (de) 1999-06-02
UA27939C2 (uk) 2000-10-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ARCO CHEMICAL TECHNOLOGY, L.P., GREENVILLE, DEL.,

8339 Ceased/non-payment of the annual fee