ES447825A1 - Process for the preparation of diphenylamine - Google Patents

Process for the preparation of diphenylamine

Info

Publication number
ES447825A1
ES447825A1 ES447825A ES447825A ES447825A1 ES 447825 A1 ES447825 A1 ES 447825A1 ES 447825 A ES447825 A ES 447825A ES 447825 A ES447825 A ES 447825A ES 447825 A1 ES447825 A1 ES 447825A1
Authority
ES
Spain
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
Application number
ES447825A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Publication of ES447825A1 publication Critical patent/ES447825A1/en
Expired legal-status Critical Current

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.
ES447825A 1975-05-13 1976-05-12 Process for the preparation of diphenylamine Expired ES447825A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2521293A DE2521293B2 (en) 1975-05-13 1975-05-13 Process for the production of diphenylamine

Publications (1)

Publication Number Publication Date
ES447825A1 true ES447825A1 (en) 1977-07-01

Family

ID=5946450

Family Applications (1)

Application Number Title Priority Date Filing Date
ES447825A Expired ES447825A1 (en) 1975-05-13 1976-05-12 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) DE2521293B2 (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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
BR7602968A (en) 1977-05-31
JPS584706B2 (en) 1983-01-27
CA1067519A (en) 1979-12-04
IT1061268B (en) 1983-02-28
FR2310997A1 (en) 1976-12-10
DE2521293C3 (en) 1987-12-03
BE841762A (en) 1976-11-16
FR2310997B1 (en) 1979-08-10
DE2521293A1 (en) 1976-11-18
LU74916A1 (en) 1977-02-11
NL7605129A (en) 1976-11-16
CH608781A5 (en) 1979-01-31
GB1483173A (en) 1977-08-17
ZA762832B (en) 1977-04-27
DE2521293B2 (en) 1979-07-12
JPS51138628A (en) 1976-11-30

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