BR7301612D0 - Processo para a preparacao de 4-nitroso-difenilaminas - Google Patents

Processo para a preparacao de 4-nitroso-difenilaminas

Info

Publication number: BR7301612D0
Authority: BR; Brazil
Prior art keywords: diphenylamins; nitroso; preparation
Prior art date: 1972-03-09

Application number

BR731612A

Other languages

English (en)

Inventor

R Helm

K Wedemeyer

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.)

1972-03-09

Filing date

1973-03-02

Publication date

1974-07-11

1973-03-02 Application filed by Bayer Ag filed Critical Bayer Ag

1974-07-11 Publication of BR7301612D0 publication Critical patent/BR7301612D0/pt

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
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

BR731612A 1972-03-09 1973-03-02 Processo para a preparacao de 4-nitroso-difenilaminas BR7301612D0 (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2211341A DE2211341A1 (de)	1972-03-09	1972-03-09	Verfahren zur herstellung von 4nitroso-diphenylamin

Publications (1)

Publication Number	Publication Date
BR7301612D0 true BR7301612D0 (pt)	1974-07-11

Family

ID=5838389

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR731612A BR7301612D0 (pt)	1972-03-09	1973-03-02	Processo para a preparacao de 4-nitroso-difenilaminas

Country Status (15)

Country	Link
US (1)	US4034042A (pt)
JP (1)	JPS5735182B2 (pt)
AR (1)	AR196332A1 (pt)
BE (1)	BE796448A (pt)
BR (1)	BR7301612D0 (pt)
CA (1)	CA1018547A (pt)
CH (1)	CH576935A5 (pt)
DE (1)	DE2211341A1 (pt)
ES (1)	ES412438A1 (pt)
FR (1)	FR2175219B1 (pt)
GB (1)	GB1402501A (pt)
IN (1)	IN139018B (pt)
IT (1)	IT979726B (pt)
NL (1)	NL7303208A (pt)
ZA (1)	ZA731623B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4102926A (en) *	1977-01-06	1978-07-25	Aldan Alexandrovich Usvyatsov	Method for producing 4-nitrosodiphenylamine
US4134917A (en) *	1977-04-25	1979-01-16	American Cyanamid Company	Method for the denitrosation of organic nitrosamines
DE2935775A1 (de) *	1979-09-05	1981-04-02	Bayer Ag, 5090 Leverkusen	Verfahren zur herstellung von 4-nitroso-diphenylamin
US4362893A (en) *	1980-01-17	1982-12-07	Uop Inc.	Preparation of C-nitrosodiarylamines from diarylamines
US4479008A (en) *	1982-09-30	1984-10-23	Uniroyal, Inc.	Preparation of p-nitrosodiphenylamine
US4518803A (en) *	1982-09-30	1985-05-21	Uniroyal, Inc.	Process for the preparation of p-nitrosodiphenylamine
US5420354A (en) *	1994-10-06	1995-05-30	Uniroyal Chemical Company, Inc.	Process of preparing para phenylamines
US5574187A (en) *	1994-10-06	1996-11-12	Uniroyal Chemical Company, Inc.	Process of preparing para substituted phenylamines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3429924A (en) *	1966-02-17	1969-02-25	Gramor Chem Inc	Process for the manufacture of c-nitrosoarylamines
US3748362A (en) *	1970-04-13	1973-07-24	American Cyanamid Co	Production of 4-nitrosodiphenylamine
US3728392A (en) *	1970-07-20	1973-04-17	Universal Oil Prod Co	Preparation of p-nitrosodiphenylamine

1972
- 1972-03-09 DE DE2211341A patent/DE2211341A1/de not_active Withdrawn
1973
- 1973-03-01 IN IN456/CAL/73A patent/IN139018B/en unknown
- 1973-03-02 BR BR731612A patent/BR7301612D0/pt unknown
- 1973-03-05 US US05/338,219 patent/US4034042A/en not_active Expired - Lifetime
- 1973-03-06 IT IT48613/73A patent/IT979726B/it active
- 1973-03-07 NL NL7303208A patent/NL7303208A/xx not_active Application Discontinuation
- 1973-03-07 CA CA165,408A patent/CA1018547A/en not_active Expired
- 1973-03-07 GB GB1100973A patent/GB1402501A/en not_active Expired
- 1973-03-08 CH CH343473A patent/CH576935A5/xx not_active IP Right Cessation
- 1973-03-08 ZA ZA731623A patent/ZA731623B/xx unknown
- 1973-03-08 BE BE128515A patent/BE796448A/xx unknown
- 1973-03-08 ES ES412438A patent/ES412438A1/es not_active Expired
- 1973-03-08 JP JP2668773A patent/JPS5735182B2/ja not_active Expired
- 1973-03-09 AR AR246984A patent/AR196332A1/es active
- 1973-03-09 FR FR7308603A patent/FR2175219B1/fr not_active Expired

Also Published As

Publication number	Publication date
ZA731623B (en)	1973-11-28
FR2175219B1 (pt)	1977-12-30
ES412438A1 (es)	1976-01-01
CH576935A5 (pt)	1976-06-30
GB1402501A (en)	1975-08-13
DE2211341A1 (de)	1973-09-13
IT979726B (it)	1974-09-30
BE796448A (fr)	1973-09-10
AR196332A1 (es)	1973-12-18
JPS5735182B2 (pt)	1982-07-27
IN139018B (pt)	1976-04-24
NL7303208A (pt)	1973-09-11
CA1018547A (en)	1977-10-04
JPS48103553A (pt)	1973-12-25
AU5295573A (en)	1974-09-12
US4034042A (en)	1977-07-05
FR2175219A1 (pt)	1973-10-19

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