CH539605A - Verfahren zur Reinigung von rohem p-Aminophenol - Google Patents

Verfahren zur Reinigung von rohem p-Aminophenol

Info

Publication number
CH539605A
CH539605A CH124871A CH124871A CH539605A CH 539605 A CH539605 A CH 539605A CH 124871 A CH124871 A CH 124871A CH 124871 A CH124871 A CH 124871A CH 539605 A CH539605 A CH 539605A
Authority
CH
Switzerland
Prior art keywords
aminophenol
crude
purification
Prior art date
Application number
CH124871A
Other languages
English (en)
Inventor
Cathro Reid Kenneth
Original Assignee
Macfarlan Smith Ltd
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 Macfarlan Smith Ltd filed Critical Macfarlan Smith Ltd
Publication of CH539605A publication Critical patent/CH539605A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
    • C07C213/02—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton by reactions involving the formation of amino groups from compounds containing hydroxy groups or etherified or esterified hydroxy groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH124871A 1970-01-28 1971-01-28 Verfahren zur Reinigung von rohem p-Aminophenol CH539605A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4021/70A GB1291642A (en) 1970-01-28 1970-01-28 PURIFICATION OF p-AMINOPHENOL

Publications (1)

Publication Number Publication Date
CH539605A true CH539605A (de) 1973-07-31

Family

ID=9769246

Family Applications (1)

Application Number Title Priority Date Filing Date
CH124871A CH539605A (de) 1970-01-28 1971-01-28 Verfahren zur Reinigung von rohem p-Aminophenol

Country Status (9)

Country Link
US (1) US3845129A (de)
JP (1) JPS5921860B1 (de)
BE (1) BE761901A (de)
CA (1) CA970784A (de)
CH (1) CH539605A (de)
DE (1) DE2103548A1 (de)
FR (1) FR2076983A5 (de)
GB (1) GB1291642A (de)
NL (1) NL7101088A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3876703A (en) * 1973-06-05 1975-04-08 Cpc International Inc Purification of p-aminophenol
US4139562A (en) * 1978-03-13 1979-02-13 Mitsui Toatsu Chemicals, Inc. Process for purifying crude p-aminophenol
US4440954A (en) * 1980-06-05 1984-04-03 Mallinckrodt, Inc. Process for the purification of p-aminophenol
US4307249A (en) * 1981-01-07 1981-12-22 Mallinckrodt, Inc. Process for the selective preparation of p-aminophenol from nitrobenzene
US4670589A (en) * 1982-11-04 1987-06-02 Monsanto Company Preparation of N-acetyl-p-aminophenol
US4565890A (en) * 1983-10-27 1986-01-21 Mallinckrodt, Inc. Process for the preparation of N-acetyl-P-aminophenol
US5155269A (en) * 1984-01-30 1992-10-13 Mallinckrodt Purification of p-aminophenol compositions and direct conversion to N-acetyl-p-aminophenol
IN161689B (de) * 1984-06-18 1988-01-16 Sumitomo Chemical Co
US4870209A (en) * 1987-04-29 1989-09-26 Noramco, Inc. Process for purifying crude 4-aminophenol
US4990671A (en) * 1988-04-18 1991-02-05 Mallinckrodt, Inc. Method for making aminophenols and their amide derivatives
ES2407804B1 (es) * 2013-04-10 2013-12-03 Pfisterer Upresa, S.A. Mensula para catenaria
CN115521014A (zh) * 2022-10-28 2022-12-27 辽宁世星药化有限公司 硝基苯催化加氢生产对氨基苯酚产生废水的处理方法

Also Published As

Publication number Publication date
US3845129A (en) 1974-10-29
JPS5921860B1 (de) 1984-05-22
CA970784A (en) 1975-07-08
DE2103548A1 (de) 1971-08-05
FR2076983A5 (de) 1971-10-15
BE761901A (fr) 1971-07-22
NL7101088A (de) 1971-07-30
GB1291642A (en) 1972-10-04

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Legal Events

Date Code Title Description
PL Patent ceased