BE832206A - Nitration azeotropique du benzene - Google Patents
Nitration azeotropique du benzeneInfo
- Publication number
- BE832206A BE832206A BE159007A BE159007A BE832206A BE 832206 A BE832206 A BE 832206A BE 159007 A BE159007 A BE 159007A BE 159007 A BE159007 A BE 159007A BE 832206 A BE832206 A BE 832206A
- Authority
- BE
- Belgium
- Prior art keywords
- nitration
- azeotropic
- benzene
- azeotropic nitration
- Prior art date
Links
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 title 3
- 238000006396 nitration reaction Methods 0.000 title 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US497047A US3928475A (en) | 1974-08-09 | 1974-08-09 | Azeotropic nitration of benzene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE832206A true BE832206A (fr) | 1976-02-09 |
Family
ID=23975249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE159007A BE832206A (fr) | 1974-08-09 | 1975-08-07 | Nitration azeotropique du benzene |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3928475A (cs) |
| JP (1) | JPS5833859B2 (cs) |
| BE (1) | BE832206A (cs) |
| CA (1) | CA1064524A (cs) |
| CS (1) | CS187484B2 (cs) |
| DE (1) | DE2515870C2 (cs) |
| FR (1) | FR2281350A1 (cs) |
| GB (1) | GB1466516A (cs) |
| IT (1) | IT1041795B (cs) |
| NL (1) | NL185011C (cs) |
| PL (1) | PL106450B1 (cs) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2521891B2 (de) * | 1975-05-16 | 1980-02-28 | Bayer Ag, 5090 Leverkusen | Verfahren zum Abstoppen von Nitrierungen durch Destillation |
| US4021498A (en) * | 1975-12-09 | 1977-05-03 | American Cyanamid Company | Adiabatic process for nitration of nitratable aromatic compounds |
| DE2704680A1 (de) * | 1977-02-04 | 1978-08-10 | Bayer Ag | Verfahren zur gewinnung von aromatischen dinitroverbindungen |
| US4091042A (en) * | 1977-08-19 | 1978-05-23 | American Cyanamid Company | Continuous adiabatic process for the mononitration of benzene |
| US4248798A (en) * | 1980-01-28 | 1981-02-03 | The United States Of America As Represented By The Secretary Of The Navy | New method for preparing pentanitroaniline and triaminotrinitrobenzenes from trinitrotoluene |
| US4331819A (en) * | 1980-04-24 | 1982-05-25 | E. I. Du Pont De Nemours And Company | Water removal in nitration of aromatic hydrocarbons |
| DE3409717C2 (de) * | 1984-03-16 | 1994-03-31 | Bayer Ag | Verfahren zur Herstellung von Nitrobenzol |
| JPS60173755U (ja) * | 1984-04-25 | 1985-11-18 | ヤンマーディーゼル株式会社 | 舶用減速逆転機における出力軸の軸受配置構造 |
| US5006325A (en) * | 1989-08-28 | 1991-04-09 | Air Products And Chemical, Inc. | Process for the recovery of nitric acid |
| US5313009A (en) * | 1990-01-04 | 1994-05-17 | Nrm International Technologies C.V. | Nitration process |
| DE4309140C2 (de) * | 1993-03-22 | 2001-09-20 | Bayer Ag | Verfahren zur Herstellung von Dinitrotoluol |
| TW236610B (en) * | 1992-11-13 | 1994-12-21 | Bayer Ag | Preparation of dinitrotoluene |
| 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 |
| DE4437047A1 (de) | 1994-10-17 | 1996-04-18 | Bayer Ag | Verfahren zur Dinitrierung von aromatischen Verbindungen |
| EP2014641A3 (en) * | 2007-06-06 | 2009-03-18 | Huntsman International Llc | Process for preparing mixtures of diphenylmethane diisocyanates and polyphenyl polymethylene polyisocyanates |
| US7491856B2 (en) | 2007-06-27 | 2009-02-17 | H R D Corporation | Method of making alkylene glycols |
| CN101679200A (zh) * | 2007-06-27 | 2010-03-24 | Hrd有限公司 | 生产硝基苯的方法和系统 |
| US8304584B2 (en) | 2007-06-27 | 2012-11-06 | H R D Corporation | Method of making alkylene glycols |
| DE102010038519A1 (de) | 2010-07-28 | 2012-02-02 | Bayer Materialscience Ag | Verfahren zur Herstellung von Nitrobenzol durch adiabate Nitrierung |
| PT2877443T (pt) * | 2012-07-27 | 2016-07-27 | Covestro Deutschland Ag | Processo para a produção de nitrobenzeno através de nitração adiabática |
| WO2014016290A1 (de) * | 2012-07-27 | 2014-01-30 | Bayer Materialscience Ag | Verfahren zur herstellung von nitrobenzol durch adiabate nitrierung |
| WO2014016292A1 (de) * | 2012-07-27 | 2014-01-30 | Bayer Materialscience Ag | Verfahren zur herstellung von nitrobenzol durch adiabate nitrierung |
-
1974
- 1974-08-09 US US497047A patent/US3928475A/en not_active Expired - Lifetime
-
1975
- 1975-04-11 DE DE2515870A patent/DE2515870C2/de not_active Expired
- 1975-07-15 CS CS755026A patent/CS187484B2/cs unknown
- 1975-07-31 NL NLAANVRAGE7509133,A patent/NL185011C/xx not_active IP Right Cessation
- 1975-08-07 GB GB3307675A patent/GB1466516A/en not_active Expired
- 1975-08-07 CA CA233,071A patent/CA1064524A/en not_active Expired
- 1975-08-07 FR FR7524667A patent/FR2281350A1/fr active Granted
- 1975-08-07 BE BE159007A patent/BE832206A/xx not_active IP Right Cessation
- 1975-08-08 IT IT26267/75A patent/IT1041795B/it active
- 1975-08-08 PL PL1975182631A patent/PL106450B1/pl unknown
- 1975-08-09 JP JP50096319A patent/JPS5833859B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1041795B (it) | 1980-01-10 |
| DE2515870C2 (de) | 1984-01-19 |
| DE2515870A1 (de) | 1976-02-19 |
| US3928475A (en) | 1975-12-23 |
| GB1466516A (en) | 1977-03-09 |
| JPS5141331A (en) | 1976-04-07 |
| NL185011C (nl) | 1990-01-02 |
| NL7509133A (nl) | 1976-02-11 |
| NL185011B (nl) | 1989-08-01 |
| JPS5833859B2 (ja) | 1983-07-22 |
| CA1064524A (en) | 1979-10-16 |
| FR2281350A1 (fr) | 1976-03-05 |
| CS187484B2 (en) | 1979-01-31 |
| FR2281350B1 (cs) | 1979-05-18 |
| PL106450B1 (pl) | 1979-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: E.I. DU PONT DE NEMOURS AND CY Effective date: 19920831 |