GB1483173A - Process for the preparation of diphenylamine - Google Patents
Process for the preparation of diphenylamineInfo
- Publication number
- GB1483173A GB1483173A GB19349/76A GB1934976A GB1483173A GB 1483173 A GB1483173 A GB 1483173A GB 19349/76 A GB19349/76 A GB 19349/76A GB 1934976 A GB1934976 A GB 1934976A GB 1483173 A GB1483173 A GB 1483173A
- Authority
- GB
- United Kingdom
- Prior art keywords
- diphenylamine
- preparation
- water
- aniline
- fluorine compounds
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
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
- C07C209/64—Preparation of compounds containing amino groups bound to a carbon skeleton by disproportionation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/06—Halogens; Compounds thereof
- B01J27/08—Halides
- B01J27/12—Fluorides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
- B01J31/1805—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing nitrogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/30—Complexes comprising metals of Group III (IIIA or IIIB) as the central metal
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Abstract
Diphenylamine is prepared by heating aniline at temperatures from 250 to 400 DEG C under pressure in the presence of boron fluorine compounds and water. The novel catalyst composed of water and boron fluorine compounds allows the use of hydrous aniline and can be recovered with ease.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2521293A DE2521293C3 (en) | 1975-05-13 | 1975-05-13 | Process for the preparation of diphenylamine |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1483173A true GB1483173A (en) | 1977-08-17 |
Family
ID=5946450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB19349/76A Expired GB1483173A (en) | 1975-05-13 | 1976-05-11 | Process for the preparation of diphenylamine |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPS584706B2 (en) |
BE (1) | BE841762A (en) |
BR (1) | BR7602968A (en) |
CA (1) | CA1067519A (en) |
CH (1) | CH608781A5 (en) |
DE (1) | DE2521293C3 (en) |
ES (1) | ES447825A1 (en) |
FR (1) | FR2310997A1 (en) |
GB (1) | GB1483173A (en) |
IT (1) | IT1061268B (en) |
LU (1) | LU74916A1 (en) |
NL (1) | NL7605129A (en) |
ZA (1) | ZA762832B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19756146A1 (en) * | 1997-12-17 | 1999-06-24 | Bayer Ag | Preparation of N-phenyl-1-naphthylamine |
DE19756145A1 (en) * | 1997-12-17 | 1999-06-24 | Bayer Ag | Preparation of N-phenyl-1-naphthylamine |
DE19756158A1 (en) * | 1997-12-17 | 1999-06-24 | Bayer Ag | Preparation of secondary diarylamines |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE694781C (en) * | 1938-06-15 | 1940-08-07 | I G Farbenindustrie Akt Ges | Process for the preparation of phenols |
FR1231215A (en) * | 1959-04-10 | 1960-09-27 | Cfmc | New process for preparing diphenylamine |
US3071619A (en) * | 1959-06-09 | 1963-01-01 | Goodrich Co B F | Preparation of secondary aryl amines |
-
1975
- 1975-05-13 DE DE2521293A patent/DE2521293C3/en not_active Expired
-
1976
- 1976-05-10 CH CH765843A patent/CH608781A5/en not_active IP Right Cessation
- 1976-05-11 IT IT49411/76A patent/IT1061268B/en active
- 1976-05-11 JP JP51052876A patent/JPS584706B2/en not_active Expired
- 1976-05-11 LU LU74916A patent/LU74916A1/xx unknown
- 1976-05-11 CA CA252,188A patent/CA1067519A/en not_active Expired
- 1976-05-11 GB GB19349/76A patent/GB1483173A/en not_active Expired
- 1976-05-12 ES ES447825A patent/ES447825A1/en not_active Expired
- 1976-05-12 ZA ZA762832A patent/ZA762832B/en unknown
- 1976-05-12 BR BR7602968A patent/BR7602968A/en unknown
- 1976-05-13 FR FR7614490A patent/FR2310997A1/en active Granted
- 1976-05-13 BE BE2055024A patent/BE841762A/en not_active IP Right Cessation
- 1976-05-13 NL NL7605129A patent/NL7605129A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE2521293C3 (en) | 1987-12-03 |
FR2310997A1 (en) | 1976-12-10 |
JPS584706B2 (en) | 1983-01-27 |
CH608781A5 (en) | 1979-01-31 |
BR7602968A (en) | 1977-05-31 |
LU74916A1 (en) | 1977-02-11 |
ZA762832B (en) | 1977-04-27 |
ES447825A1 (en) | 1977-07-01 |
CA1067519A (en) | 1979-12-04 |
IT1061268B (en) | 1983-02-28 |
FR2310997B1 (en) | 1979-08-10 |
DE2521293B2 (en) | 1979-07-12 |
BE841762A (en) | 1976-11-16 |
DE2521293A1 (en) | 1976-11-18 |
NL7605129A (en) | 1976-11-16 |
JPS51138628A (en) | 1976-11-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |