CH621327A5 - - Google Patents

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Publication number
CH621327A5
CH621327A5 CH610576A CH610576A CH621327A5 CH 621327 A5 CH621327 A5 CH 621327A5 CH 610576 A CH610576 A CH 610576A CH 610576 A CH610576 A CH 610576A CH 621327 A5 CH621327 A5 CH 621327A5
Authority
CH
Switzerland
Prior art keywords
nitric acid
concentration
mixture
weight
nitration
Prior art date
Application number
CH610576A
Other languages
German (de)
English (en)
Inventor
Bernd Thelen
Wolfgang Auge
Karl-Werner Thiem
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 CH621327A5 publication Critical patent/CH621327A5/de

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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
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/22—Ortho- or ortho- and peri-condensed systems containing three rings containing only six-membered rings
    • C07C2603/24—Anthracenes; Hydrogenated anthracenes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH610576A 1975-05-16 1976-05-14 CH621327A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2521891A DE2521891B2 (de) 1975-05-16 1975-05-16 Verfahren zum Abstoppen von Nitrierungen durch Destillation

Publications (1)

Publication Number Publication Date
CH621327A5 true CH621327A5 (fr) 1981-01-30

Family

ID=5946758

Family Applications (1)

Application Number Title Priority Date Filing Date
CH610576A CH621327A5 (fr) 1975-05-16 1976-05-14

Country Status (18)

Country Link
US (1) US4064147A (fr)
JP (1) JPS5814421B2 (fr)
AT (1) AT344139B (fr)
BE (1) BE841822A (fr)
BR (1) BR7603101A (fr)
CA (1) CA1042885A (fr)
CH (1) CH621327A5 (fr)
DD (1) DD126365A5 (fr)
DE (1) DE2521891B2 (fr)
DK (1) DK213876A (fr)
ES (1) ES447949A1 (fr)
FR (1) FR2310994A1 (fr)
GB (1) GB1544988A (fr)
IL (1) IL49574A0 (fr)
IT (1) IT1061282B (fr)
LU (1) LU74952A1 (fr)
NL (1) NL7605220A (fr)
ZA (1) ZA762898B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0108604A1 (fr) * 1982-11-05 1984-05-16 Uniroyal, Inc. Préparation de composés aromatiques mono-nitrés

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2622313C3 (de) * 1976-05-19 1980-09-25 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlichen Herstellung von Mononitroaromaten
DE2704680A1 (de) * 1977-02-04 1978-08-10 Bayer Ag Verfahren zur gewinnung von aromatischen dinitroverbindungen
US4902809A (en) * 1983-12-08 1990-02-20 General Electric Company Method for making N-substituted nitrophthalimides
US4599429A (en) * 1983-12-08 1986-07-08 General Electric Company Destruction of DNPI in an all nitric acid nitration process
US4921970A (en) * 1984-01-03 1990-05-01 General Electric Company Nitration reactions with acid anhydride promoters
DE3409717C2 (de) * 1984-03-16 1994-03-31 Bayer Ag Verfahren zur Herstellung von Nitrobenzol
CA1256455A (fr) * 1984-07-20 1989-06-27 Oliver W. Smith Methode de nitration de 2,3-dichloro-1,4-xylene
FR2584397B1 (fr) * 1985-07-05 1988-02-12 Rhone Poulenc Spec Chim Procede de nitration de composes phenoliques
US4842696A (en) * 1987-10-08 1989-06-27 Quimica Organica De Mexico, S.A. De C.Y. Purification of pentachloronitrobenzene by distillation
US4804792A (en) * 1988-01-28 1989-02-14 Olin Corporation Nitration of benzene or toluene in a molten nitrate salt
US5354924A (en) * 1988-06-22 1994-10-11 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
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
US5057632A (en) * 1990-10-22 1991-10-15 Olin Corporation Process for preparing dinitrotoluene
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
US5302763A (en) * 1993-03-01 1994-04-12 Olin Corporation Process for preparing dinitrotoluene

Family Cites Families (5)

* 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.
DE2343978A1 (de) * 1973-08-31 1975-04-03 Bayer Ag Verfahren zur herstellung von reinem 1-nitro-anthrachinon
US3928475A (en) * 1974-08-09 1975-12-23 Du Pont Azeotropic nitration of benzene
US3981935A (en) * 1975-12-10 1976-09-21 E. I. Du Pont De Nemours And Company Azeotropic nitration of benzene

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0108604A1 (fr) * 1982-11-05 1984-05-16 Uniroyal, Inc. Préparation de composés aromatiques mono-nitrés

Also Published As

Publication number Publication date
LU74952A1 (fr) 1977-02-14
US4064147A (en) 1977-12-20
IT1061282B (it) 1983-02-28
ES447949A1 (es) 1977-11-01
BR7603101A (pt) 1977-05-24
GB1544988A (en) 1979-04-25
FR2310994A1 (fr) 1976-12-10
BE841822A (fr) 1976-11-16
JPS51141821A (en) 1976-12-07
DE2521891A1 (de) 1976-11-25
IL49574A0 (en) 1976-07-30
DK213876A (da) 1976-11-17
FR2310994B1 (fr) 1980-02-29
CA1042885A (fr) 1978-11-21
NL7605220A (nl) 1976-11-18
JPS5814421B2 (ja) 1983-03-18
AT344139B (de) 1978-07-10
ZA762898B (en) 1977-04-27
DE2521891B2 (de) 1980-02-28
ATA354676A (de) 1977-11-15
DD126365A5 (fr) 1977-07-13

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Legal Events

Date Code Title Description
PL Patent ceased