FR2347332A1 - Procede de preparation d'aminonitrophenols par reduction partielle de polynitrophenols - Google Patents

Procede de preparation d'aminonitrophenols par reduction partielle de polynitrophenols

Info

Publication number: FR2347332A1
Authority: FR; France
Prior art keywords: polynitrophenols; aminonitrophenols; preparing; partial reduction; partial
Prior art date: 1976-04-06
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.): Granted

Application number

FR7710458A

Other languages

English (en)

Other versions

FR2347332B1 (fr

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.)

1976-04-06

Filing date

1977-04-06

Publication date

1977-11-04

1977-04-06 Application filed by Bayer AG filed Critical Bayer AG

1977-11-04 Publication of FR2347332A1 publication Critical patent/FR2347332A1/fr

1983-09-09 Application granted granted Critical

1983-09-09 Publication of FR2347332B1 publication Critical patent/FR2347332B1/fr

Status Granted legal-status Critical Current

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19762614825 DE2614825C3 (de)	1976-04-06	1976-04-06	Verfahren zur Herstellung von Aminonitrophenolen

Publications (2)

Publication Number	Publication Date
FR2347332A1 true FR2347332A1 (fr)	1977-11-04
FR2347332B1 FR2347332B1 (fr)	1983-09-09

Family

ID=5974575

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7710458A Granted FR2347332A1 (fr)	1976-04-06	1977-04-06	Procede de preparation d'aminonitrophenols par reduction partielle de polynitrophenols

Country Status (9)

Country	Link
JP (1)	JPS52122327A (fr)
BE (1)	BE853291A (fr)
BR (1)	BR7702163A (fr)
CH (1)	CH628020A5 (fr)
DE (1)	DE2614825C3 (fr)
ES (1)	ES457558A1 (fr)
FR (1)	FR2347332A1 (fr)
GB (1)	GB1512775A (fr)
IT (1)	IT1073238B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3002254A1 (de) *	1980-01-23	1981-07-30	Cassella Ag, 6000 Frankfurt	Verfahren zur herstellung von 2-amino-4-nitrophenol
DE4018335A1 (de) *	1990-06-08	1991-12-12	Wella Ag	Mittel zum faerben von haaren mit einem gehalt an 2-amino-4-halogen-6-nitrophenolen sowie 2-amino-4-fluor-6-nitrophenol
CN113372228B (zh) *	2021-06-08	2022-08-26	浙江鼎龙科技股份有限公司	一种2-氨基-6-氯-4-硝基苯酚的制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2464194A (en) *	1945-05-05	1949-03-08	Gen Aniline & Film Corp	Reduction of nitrophenols
US3347864A (en) *	1962-09-27	1967-10-17	Monsanto Chem Australia Ltd	Production of aminoquinolines
FR1534593A (fr) *	1966-09-02	1968-07-26	Merck & Co Inc	Réduction d'un composé nitrophénylique en composé aminophénylique

1976
- 1976-04-06 DE DE19762614825 patent/DE2614825C3/de not_active Expired
1977
- 1977-04-04 IT IT4880177A patent/IT1073238B/it active
- 1977-04-04 GB GB1410777A patent/GB1512775A/en not_active Expired
- 1977-04-04 CH CH421877A patent/CH628020A5/de not_active IP Right Cessation
- 1977-04-05 BR BR7702163A patent/BR7702163A/pt unknown
- 1977-04-05 ES ES457558A patent/ES457558A1/es not_active Expired
- 1977-04-05 JP JP3820577A patent/JPS52122327A/ja active Pending
- 1977-04-06 FR FR7710458A patent/FR2347332A1/fr active Granted
- 1977-04-06 BE BE2055805A patent/BE853291A/fr not_active IP Right Cessation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2464194A (en) *	1945-05-05	1949-03-08	Gen Aniline & Film Corp	Reduction of nitrophenols
US3347864A (en) *	1962-09-27	1967-10-17	Monsanto Chem Australia Ltd	Production of aminoquinolines
FR1534593A (fr) *	1966-09-02	1968-07-26	Merck & Co Inc	Réduction d'un composé nitrophénylique en composé aminophénylique

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EXBK/45 *
EXBK/59 *

Also Published As

Publication number	Publication date
DE2614825C3 (de)	1981-01-29
DE2614825A1 (de)	1977-10-13
GB1512775A (en)	1978-06-01
CH628020A5 (en)	1982-02-15
BR7702163A (pt)	1978-10-31
ES457558A1 (es)	1978-03-16
BE853291A (fr)	1977-10-06
JPS52122327A (en)	1977-10-14
IT1073238B (it)	1985-04-13
DE2614825B2 (de)	1980-05-08
FR2347332B1 (fr)	1983-09-09

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Legal Events

Date	Code	Title	Description
1987-02-27	ST	Notification of lapse