BR9002219A - Composicao,e processo para minimizar a formacao de produtos desalogenados durante a preparacao de aminas aromaticas halogenadas - Google Patents
Composicao,e processo para minimizar a formacao de produtos desalogenados durante a preparacao de aminas aromaticas halogenadasInfo
- Publication number
- BR9002219A BR9002219A BR909002219A BR9002219A BR9002219A BR 9002219 A BR9002219 A BR 9002219A BR 909002219 A BR909002219 A BR 909002219A BR 9002219 A BR9002219 A BR 9002219A BR 9002219 A BR9002219 A BR 9002219A
- Authority
- BR
- Brazil
- Prior art keywords
- dealogenated
- minimize
- formation
- preparation
- composition
- Prior art date
Links
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
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
- C07C209/365—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst by reduction with preservation of halogen-atoms in compounds containing nitro groups and halogen atoms bound to the same carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/82—Purification; Separation; Stabilisation; Use of additives
- C07C209/90—Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/351,696 US4990663A (en) | 1989-05-15 | 1989-05-15 | Process for preparing halogenated aromatic amines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9002219A true BR9002219A (pt) | 1991-08-13 |
Family
ID=23381978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR909002219A BR9002219A (pt) | 1989-05-15 | 1990-05-11 | Composicao,e processo para minimizar a formacao de produtos desalogenados durante a preparacao de aminas aromaticas halogenadas |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4990663A (pt) |
| EP (1) | EP0398542B1 (pt) |
| JP (1) | JPH035442A (pt) |
| BR (1) | BR9002219A (pt) |
| CA (1) | CA2016581A1 (pt) |
| DE (1) | DE69006911T2 (pt) |
| HU (1) | HU206132B (pt) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5237086A (en) * | 1989-09-02 | 1993-08-17 | Bayer Aktiengesellschaft | Fungicidal derivatives of carbocyclic anilides |
| JP2801381B2 (ja) * | 1990-09-18 | 1998-09-21 | 三井化学株式会社 | 高純度アニリンの製造法 |
| US5233083A (en) * | 1991-08-16 | 1993-08-03 | Hoechst Aktiengesellschaft | Process for the preparation of 2-amino-3-chlorobenzoic acid |
| JPH0641027A (ja) * | 1992-05-05 | 1994-02-15 | Hoechst Ag | 安定化されたアミノベンゾトリフロライド組成物 |
| DE4218866C1 (de) * | 1992-06-09 | 1994-01-20 | Degussa | Katalysator für die selektive Hydrierung von Halogennitroaromaten zu aromatischen Halogenaminen und Verfahren zu seiner Herstellung |
| CN100418943C (zh) * | 2005-07-06 | 2008-09-17 | 浙江工业大学 | 一种3,4-二氯苯胺的生产方法 |
| CN103694124B (zh) * | 2012-09-28 | 2016-06-01 | 中国石油化工股份有限公司 | 一种高选择性制备3，4-二氯苯胺的方法 |
| CN103242168A (zh) * | 2013-04-02 | 2013-08-14 | 淮安嘉诚高新化工股份有限公司 | 脱卤抑制剂 |
| US20200290967A1 (en) * | 2016-03-23 | 2020-09-17 | N.E. Chemcat Corporation | Reaction composition and reaction system using this |
| US20200299239A1 (en) * | 2016-03-23 | 2020-09-24 | N.E. Chemcat Corporation | Reaction composition and reaction system using this |
| US20200290024A1 (en) * | 2016-03-23 | 2020-09-17 | N.E. Chemcat Corporation | Catalyst mixture |
| JP6879823B2 (ja) * | 2017-05-18 | 2021-06-02 | エヌ・イーケムキャット株式会社 | 水素化反応用触媒 |
| CN109225258A (zh) * | 2018-10-19 | 2019-01-18 | 郴州高鑫铂业有限公司 | 一种Pt-Fe/C催化剂及其制备方法和应用 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2509891A (en) * | 1945-12-11 | 1950-05-30 | Standard Oil Dev Co | Method of stabilizing xylidene |
| US3145231A (en) * | 1962-04-09 | 1964-08-18 | Du Pont | Process for the reduction of halo nitro aromatic compounds |
| FR1417236A (fr) * | 1963-08-12 | 1965-11-12 | Us Rubber Co | Procédé d'hydrogénation d'un composé nitré aromatique bromé ou chloré |
| US4070401A (en) * | 1972-02-19 | 1978-01-24 | Mitsui Toatsu Chemicals Inc. | Method for the preparation of a halogenated aromatic amine |
| JPS525487A (en) * | 1975-07-01 | 1977-01-17 | Sumitomo Electric Ind Ltd | Conjunction process of the anode oxidized cable and the electric |
| JPS5235651A (en) * | 1975-09-13 | 1977-03-18 | Sumitomo Electric Ind Ltd | Light transmitting cable |
| EP0000805A1 (en) * | 1977-08-13 | 1979-02-21 | The Clayton Aniline Company Limited | Catalytic hydrogenation process for the manufacture of chlorinated aromatic amines |
| US4212824A (en) * | 1978-07-11 | 1980-07-15 | E. I. Du Pont De Nemours And Company | Hydrogenation catalyst with improved metallic distribution, its preparation and use for the reduction of aromatic nitro compounds |
-
1989
- 1989-05-15 US US07/351,696 patent/US4990663A/en not_active Expired - Fee Related
-
1990
- 1990-05-01 DE DE69006911T patent/DE69006911T2/de not_active Expired - Fee Related
- 1990-05-01 EP EP90304722A patent/EP0398542B1/en not_active Expired - Lifetime
- 1990-05-11 CA CA002016581A patent/CA2016581A1/en not_active Abandoned
- 1990-05-11 BR BR909002219A patent/BR9002219A/pt unknown
- 1990-05-14 HU HU903029A patent/HU206132B/hu not_active IP Right Cessation
- 1990-05-15 JP JP2123247A patent/JPH035442A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| HUT55042A (en) | 1991-04-29 |
| DE69006911D1 (de) | 1994-04-07 |
| DE69006911T2 (de) | 1994-09-15 |
| EP0398542B1 (en) | 1994-03-02 |
| JPH035442A (ja) | 1991-01-11 |
| EP0398542A2 (en) | 1990-11-22 |
| HU206132B (en) | 1992-08-28 |
| CA2016581A1 (en) | 1990-11-15 |
| US4990663A (en) | 1991-02-05 |
| EP0398542A3 (en) | 1991-04-17 |
| HU903029D0 (en) | 1990-09-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B15K | Others concerning applications: alteration of classification |
Ipc: C07C 209/36 (2006.01), C07C 209/90 (2006.0 |