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
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
-
- 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)
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)
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)
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 |
US4599429A (en) * | 1983-12-08 | 1986-07-08 | General Electric Company | Destruction of DNPI in an all nitric acid nitration process |
US4902809A (en) * | 1983-12-08 | 1990-02-20 | General Electric Company | Method for making N-substituted nitrophthalimides |
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 |
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 |
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)
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 |
-
1975
- 1975-05-16 DE DE2521891A patent/DE2521891B2/de not_active Ceased
-
1976
- 1976-05-12 US US05/685,467 patent/US4064147A/en not_active Expired - Lifetime
- 1976-05-13 DK DK213876A patent/DK213876A/da unknown
- 1976-05-13 IL IL49574A patent/IL49574A0/xx unknown
- 1976-05-14 BE BE2055028A patent/BE841822A/fr not_active IP Right Cessation
- 1976-05-14 CA CA252,530A patent/CA1042885A/fr not_active Expired
- 1976-05-14 AT AT354676A patent/AT344139B/de not_active IP Right Cessation
- 1976-05-14 CH CH610576A patent/CH621327A5/de not_active IP Right Cessation
- 1976-05-14 LU LU74952A patent/LU74952A1/xx unknown
- 1976-05-14 ZA ZA762898A patent/ZA762898B/xx unknown
- 1976-05-14 GB GB20007/76A patent/GB1544988A/en not_active Expired
- 1976-05-14 JP JP51054450A patent/JPS5814421B2/ja not_active Expired
- 1976-05-14 DD DD192850A patent/DD126365A5/xx unknown
- 1976-05-14 FR FR7614697A patent/FR2310994A1/fr active Granted
- 1976-05-14 NL NL7605220A patent/NL7605220A/xx not_active Application Discontinuation
- 1976-05-14 IT IT49480/76A patent/IT1061282B/it active
- 1976-05-14 ES ES447949A patent/ES447949A1/es not_active Expired
- 1976-05-17 BR BR7603101A patent/BR7603101A/pt unknown
Cited By (1)
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 |
---|---|
US4064147A (en) | 1977-12-20 |
DD126365A5 (fr) | 1977-07-13 |
DK213876A (da) | 1976-11-17 |
IT1061282B (it) | 1983-02-28 |
CA1042885A (fr) | 1978-11-21 |
GB1544988A (en) | 1979-04-25 |
DE2521891B2 (de) | 1980-02-28 |
LU74952A1 (fr) | 1977-02-14 |
JPS51141821A (en) | 1976-12-07 |
BR7603101A (pt) | 1977-05-24 |
FR2310994A1 (fr) | 1976-12-10 |
BE841822A (fr) | 1976-11-16 |
ZA762898B (en) | 1977-04-27 |
IL49574A0 (en) | 1976-07-30 |
AT344139B (de) | 1978-07-10 |
NL7605220A (nl) | 1976-11-18 |
DE2521891A1 (de) | 1976-11-25 |
FR2310994B1 (fr) | 1980-02-29 |
JPS5814421B2 (ja) | 1983-03-18 |
ATA354676A (de) | 1977-11-15 |
ES447949A1 (es) | 1977-11-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |