HU185930B - Process for preparing 2,6-dichloro-4-nitro-aniline - Google Patents
Process for preparing 2,6-dichloro-4-nitro-aniline Download PDFInfo
- Publication number
- HU185930B HU185930B HU811689A HU168981A HU185930B HU 185930 B HU185930 B HU 185930B HU 811689 A HU811689 A HU 811689A HU 168981 A HU168981 A HU 168981A HU 185930 B HU185930 B HU 185930B
- Authority
- HU
- Hungary
- Prior art keywords
- hydrochloric acid
- nitroaniline
- dichloro
- chlorination
- product
- Prior art date
Links
- BIXZHMJUSMUDOQ-UHFFFAOYSA-N dichloran Chemical compound NC1=C(Cl)C=C([N+]([O-])=O)C=C1Cl BIXZHMJUSMUDOQ-UHFFFAOYSA-N 0.000 title claims description 12
- 238000004519 manufacturing process Methods 0.000 title description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 62
- 238000005660 chlorination reaction Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 17
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 8
- TYMLOMAKGOJONV-UHFFFAOYSA-N 4-nitroaniline Chemical compound NC1=CC=C([N+]([O-])=O)C=C1 TYMLOMAKGOJONV-UHFFFAOYSA-N 0.000 claims description 6
- 238000009835 boiling Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 239000000047 product Substances 0.000 description 25
- 238000006243 chemical reaction Methods 0.000 description 19
- 239000013078 crystal Substances 0.000 description 8
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 7
- 239000000460 chlorine Substances 0.000 description 7
- 229910052801 chlorine Inorganic materials 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000002253 acid Substances 0.000 description 6
- 239000002609 medium Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 5
- IZEZAMILKKYOPW-UHFFFAOYSA-N 2,4-dichloro-6-nitroaniline Chemical compound NC1=C(Cl)C=C(Cl)C=C1[N+]([O-])=O IZEZAMILKKYOPW-UHFFFAOYSA-N 0.000 description 4
- LOCWBQIWHWIRGN-UHFFFAOYSA-N 2-chloro-4-nitroaniline Chemical compound NC1=CC=C([N+]([O-])=O)C=C1Cl LOCWBQIWHWIRGN-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 150000001412 amines Chemical class 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000012452 mother liquor Substances 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- UQRLKWGPEVNVHT-UHFFFAOYSA-N 3,5-dichloroaniline Chemical compound NC1=CC(Cl)=CC(Cl)=C1 UQRLKWGPEVNVHT-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000855 fungicidal effect Effects 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000011814 protection agent Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/68—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
- C07C209/74—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton by halogenation, hydrohalogenation, dehalogenation, or dehydrohalogenation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/43—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
- C07C211/44—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring
- C07C211/45—Monoamines
- C07C211/46—Aniline
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8013021A FR2483914A1 (fr) | 1980-06-06 | 1980-06-06 | Procede de fabrication de la dichloro-2,6-nitro-4-aniline et compose obtenu par ce procede |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HU185930B true HU185930B (en) | 1985-04-28 |
Family
ID=9242985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU811689A HU185930B (en) | 1980-06-06 | 1981-06-05 | Process for preparing 2,6-dichloro-4-nitro-aniline |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4414415A (OSRAM) |
| EP (1) | EP0041908B1 (OSRAM) |
| JP (1) | JPS5731646A (OSRAM) |
| KR (1) | KR840000518B1 (OSRAM) |
| AT (1) | ATE6421T1 (OSRAM) |
| BR (1) | BR8103561A (OSRAM) |
| CA (1) | CA1211128A (OSRAM) |
| DD (1) | DD159425A5 (OSRAM) |
| DE (1) | DE3162422D1 (OSRAM) |
| DK (1) | DK158975C (OSRAM) |
| ES (1) | ES8207121A1 (OSRAM) |
| FR (1) | FR2483914A1 (OSRAM) |
| GB (1) | GB2077261B (OSRAM) |
| HU (1) | HU185930B (OSRAM) |
| IE (1) | IE51755B1 (OSRAM) |
| IL (1) | IL62869A (OSRAM) |
| RO (1) | RO81213B (OSRAM) |
| SU (1) | SU1079174A3 (OSRAM) |
| YU (1) | YU42243B (OSRAM) |
| ZA (1) | ZA813744B (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3418495A1 (de) * | 1984-05-18 | 1985-11-21 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von 2,6-dichlor-4-nitroanilin |
| EP0192612B1 (de) * | 1985-02-22 | 1988-05-25 | Ciba-Geigy Ag | Verfahren zur Herstellung von Chlornitroanilinen und Chlornitrophenolen |
| US5068443A (en) * | 1990-06-01 | 1991-11-26 | Noram Chemical Company | Process for the manufacture of 2,6-dichloro-4-nitroaniline |
| CN103073434B (zh) * | 2013-01-09 | 2014-07-23 | 寿光市鲁源盐化有限公司 | 2，6-二溴-4-硝基苯胺和溴素的联产方法及联产装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA507950A (en) * | 1954-12-07 | Celanese Corporation Of America | Dyestuff intermediates | |
| DE432801C (de) * | 1924-07-15 | 1926-08-14 | Chem Fab Von Heyden Ag Fa | Verfahren zur Herstellung von 2-Chlor-4-nitro-1-aminobenzol |
| US3396195A (en) * | 1965-10-11 | 1968-08-06 | Upjohn Co | Process for making 2, 6-dichloro-4-nitroaniline |
| US3396200A (en) * | 1967-06-02 | 1968-08-06 | Atomic Energy Commission Usa | Preparation of 2, 4, 6-trichloronitrobenzene |
| GB1241771A (en) * | 1969-03-31 | 1971-08-04 | Reckitt & Colmann Prod Ltd | Improvements in or relating to the chlorination of amines |
| US3890388A (en) * | 1974-03-04 | 1975-06-17 | Du Pont | Ring chlorination of ortho-toluidine |
| DE2648054C3 (de) * | 1976-10-23 | 1982-01-21 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Dichlornitroanilinen |
-
1980
- 1980-06-06 FR FR8013021A patent/FR2483914A1/fr active Granted
-
1981
- 1981-05-13 IL IL62869A patent/IL62869A/xx not_active IP Right Cessation
- 1981-05-13 US US06/263,131 patent/US4414415A/en not_active Expired - Lifetime
- 1981-05-26 SU SU813288048A patent/SU1079174A3/ru active
- 1981-06-02 ES ES502698A patent/ES8207121A1/es not_active Expired
- 1981-06-03 KR KR1019810001979A patent/KR840000518B1/ko not_active Expired
- 1981-06-03 AT AT81420084T patent/ATE6421T1/de not_active IP Right Cessation
- 1981-06-03 EP EP81420084A patent/EP0041908B1/fr not_active Expired
- 1981-06-03 DE DE8181420084T patent/DE3162422D1/de not_active Expired
- 1981-06-04 IE IE1240/81A patent/IE51755B1/en not_active IP Right Cessation
- 1981-06-04 CA CA000379013A patent/CA1211128A/en not_active Expired
- 1981-06-04 DD DD81230573A patent/DD159425A5/de not_active IP Right Cessation
- 1981-06-04 DK DK246481A patent/DK158975C/da active
- 1981-06-04 JP JP8633181A patent/JPS5731646A/ja active Granted
- 1981-06-04 YU YU1417/81A patent/YU42243B/xx unknown
- 1981-06-04 GB GB8117109A patent/GB2077261B/en not_active Expired
- 1981-06-04 RO RO104491A patent/RO81213B/ro unknown
- 1981-06-04 ZA ZA00813744A patent/ZA813744B/xx unknown
- 1981-06-05 HU HU811689A patent/HU185930B/hu not_active IP Right Cessation
- 1981-06-05 BR BR8103561A patent/BR8103561A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| YU42243B (en) | 1988-06-30 |
| IE811240L (en) | 1981-12-06 |
| ES502698A0 (es) | 1982-04-01 |
| DK158975B (da) | 1990-08-13 |
| RO81213B (ro) | 1983-02-28 |
| JPS6212787B2 (OSRAM) | 1987-03-20 |
| EP0041908A1 (fr) | 1981-12-16 |
| DD159425A5 (de) | 1983-03-09 |
| KR840000518B1 (ko) | 1984-04-17 |
| IL62869A0 (en) | 1981-07-31 |
| RO81213A (ro) | 1983-02-15 |
| YU141781A (en) | 1983-06-30 |
| IE51755B1 (en) | 1987-03-18 |
| GB2077261A (en) | 1981-12-16 |
| DE3162422D1 (en) | 1984-04-05 |
| GB2077261B (en) | 1984-07-11 |
| SU1079174A3 (ru) | 1984-03-07 |
| BR8103561A (pt) | 1982-03-02 |
| JPS5731646A (en) | 1982-02-20 |
| FR2483914A1 (fr) | 1981-12-11 |
| FR2483914B1 (OSRAM) | 1983-11-04 |
| EP0041908B1 (fr) | 1984-02-29 |
| KR830006172A (ko) | 1983-09-17 |
| DK246481A (da) | 1981-12-07 |
| ES8207121A1 (es) | 1982-04-01 |
| CA1211128A (en) | 1986-09-09 |
| DK158975C (da) | 1991-01-07 |
| ATE6421T1 (de) | 1984-03-15 |
| IL62869A (en) | 1984-09-30 |
| US4414415A (en) | 1983-11-08 |
| ZA813744B (en) | 1982-06-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| HU90 | Patent valid on 900628 | ||
| HMM4 | Cancellation of final prot. due to non-payment of fee |