KR100326214B1 - 디니트로톨루엔의제조방법 - Google Patents

디니트로톨루엔의제조방법 Download PDF

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Publication number
KR100326214B1
KR100326214B1 KR1019930024008A KR930024008A KR100326214B1 KR 100326214 B1 KR100326214 B1 KR 100326214B1 KR 1019930024008 A KR1019930024008 A KR 1019930024008A KR 930024008 A KR930024008 A KR 930024008A KR 100326214 B1 KR100326214 B1 KR 100326214B1
Authority
KR
South Korea
Prior art keywords
acid
weight
reaction
layer
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 - Fee Related
Application number
KR1019930024008A
Other languages
English (en)
Korean (ko)
Other versions
KR940011433A (ko
Inventor
토마스쉬프
게르하르트비헤르스
루돌프준더만
우베옌스자르나크
Original Assignee
바이엘 악티엔게젤샤프트
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 DE4238390A external-priority patent/DE4238390A1/de
Priority claimed from DE4309140A external-priority patent/DE4309140C2/de
Application filed by 바이엘 악티엔게젤샤프트 filed Critical 바이엘 악티엔게젤샤프트
Publication of KR940011433A publication Critical patent/KR940011433A/ko
Application granted granted Critical
Publication of KR100326214B1 publication Critical patent/KR100326214B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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
    • C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
KR1019930024008A 1992-11-13 1993-11-12 디니트로톨루엔의제조방법 Expired - Fee Related KR100326214B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE4238390A DE4238390A1 (de) 1992-11-13 1992-11-13 Verfahren zur Herstellung von Dinitrotoluol
DEP4238390.0 1992-11-13
DE4309140A DE4309140C2 (de) 1993-03-22 1993-03-22 Verfahren zur Herstellung von Dinitrotoluol
DEP4309140.7 1993-03-22

Publications (2)

Publication Number Publication Date
KR940011433A KR940011433A (ko) 1994-06-21
KR100326214B1 true KR100326214B1 (ko) 2002-11-18

Family

ID=25920435

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930024008A Expired - Fee Related KR100326214B1 (ko) 1992-11-13 1993-11-12 디니트로톨루엔의제조방법

Country Status (10)

Country Link
EP (1) EP0597361B1 (enExample)
JP (1) JP3461878B2 (enExample)
KR (1) KR100326214B1 (enExample)
CN (1) CN1040427C (enExample)
BR (1) BR9304716A (enExample)
CA (1) CA2102587C (enExample)
DE (1) DE59303857D1 (enExample)
ES (1) ES2091539T3 (enExample)
MX (1) MX9306835A (enExample)
TW (1) TW236610B (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4428460A1 (de) * 1994-08-11 1996-02-15 Bayer Ag Verfahren zur Herstellung von Nitroaromaten
DE4428459A1 (de) * 1994-08-11 1996-02-15 Bayer Ag Verfahren zur Herstellung von Dinitrotoluol
DE4428462A1 (de) * 1994-08-11 1996-02-15 Bayer Ag Verfahren zur Herstellung von Dinitrotoluol
DE4428461A1 (de) * 1994-08-11 1996-02-15 Bayer Ag Verfahren zur Herstellung von Dinitrotoluol
DE4437047A1 (de) * 1994-10-17 1996-04-18 Bayer Ag Verfahren zur Dinitrierung von aromatischen Verbindungen
DE19521614A1 (de) * 1995-06-14 1996-12-19 Bayer Ag Verfahren zur Herstellung von Dinitrotoluol
DE19745119A1 (de) * 1997-10-13 1999-04-15 Bayer Ag Verfahren zur Herstellung von Dinitrotoluol in adiabatischer Fahrweise
DE10307140A1 (de) * 2003-02-20 2004-09-09 Bayer Ag Verfahren zur zweistufigen Herstellung von Dinitrotoluol
US7122701B2 (en) * 2003-06-04 2006-10-17 Bayer Aktiengesellschaft Process for preparing aromatic amines
DE10345601A1 (de) * 2003-09-29 2005-05-12 Basf Ag Verfahren zur Entfernung von Nitrokresolen aus Abwasser der Mononitrotoluolherstellung und zur weiteren Verwendung des Extraktes
DE102004005913A1 (de) 2004-02-05 2005-08-25 Basf Ag Verfahren zur Herstellung von Dinitrotoluol
CA2692280C (en) * 2007-06-27 2012-12-11 H R D Corporation System and process for production of nitrobenzene
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
DE102010006984A1 (de) * 2010-02-05 2011-08-11 Bayer MaterialScience AG, 51373 Verfahren zur kontinuierlichen Herstellung von Nitrobenzol
US8933262B2 (en) 2011-05-24 2015-01-13 Basf Se Process for preparing polyisocyanates from biomass
JP2014520086A (ja) 2011-05-24 2014-08-21 ビーエーエスエフ ソシエタス・ヨーロピア バイオマスからポリイソシアナートを製造する方法
DE102017110084B4 (de) 2017-02-03 2019-07-04 Josef Meissner Gmbh & Co. Kg Verfahren und Anlage zur adiabatischen Nitrierung von Aromaten

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5533406A (en) * 1978-08-30 1980-03-08 Mitsui Toatsu Chem Inc Production of dinitrotoluene
US5099078A (en) * 1990-12-21 1992-03-24 Olin Corporation Process for preparing dinitrotoluene

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2256999A (en) * 1939-03-08 1941-09-23 Du Pont Nitration of organic compounds
NL124301C (enExample) 1962-02-09 1968-05-15
US3178481A (en) 1963-01-07 1965-04-13 Atlas Chem Ind Dinitrotoluene manufacture
FR1372978A (fr) * 1963-10-31 1964-09-18 Du Pont Fabrication en continu du m-dinitrobenzène
US3928475A (en) * 1974-08-09 1975-12-23 Du Pont Azeotropic nitration of benzene
US4021498A (en) 1975-12-09 1977-05-03 American Cyanamid Company Adiabatic process for nitration of nitratable aromatic compounds
US4091042A (en) * 1977-08-19 1978-05-23 American Cyanamid Company Continuous adiabatic process for the mononitration of benzene

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5533406A (en) * 1978-08-30 1980-03-08 Mitsui Toatsu Chem Inc Production of dinitrotoluene
US5099078A (en) * 1990-12-21 1992-03-24 Olin Corporation Process for preparing dinitrotoluene

Also Published As

Publication number Publication date
TW236610B (en) 1994-12-21
CA2102587C (en) 2004-09-14
JP3461878B2 (ja) 2003-10-27
JPH07309814A (ja) 1995-11-28
MX186144B (enExample) 1997-09-26
MX9306835A (es) 1995-01-31
DE59303857D1 (de) 1996-10-24
CN1095707A (zh) 1994-11-30
EP0597361B1 (de) 1996-09-18
EP0597361A1 (de) 1994-05-18
CA2102587A1 (en) 1994-05-14
KR940011433A (ko) 1994-06-21
ES2091539T3 (es) 1996-11-01
CN1040427C (zh) 1998-10-28
BR9304716A (pt) 1994-11-01

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