IT7950500A0 - Perfezionato procedimento per lapreparazione di p-amminofenolo - Google Patents
Perfezionato procedimento per lapreparazione di p-amminofenoloInfo
- Publication number
- IT7950500A0 IT7950500A0 IT7950500A IT5050079A IT7950500A0 IT 7950500 A0 IT7950500 A0 IT 7950500A0 IT 7950500 A IT7950500 A IT 7950500A IT 5050079 A IT5050079 A IT 5050079A IT 7950500 A0 IT7950500 A0 IT 7950500A0
- Authority
- IT
- Italy
- Prior art keywords
- aminophenol
- preparation
- improved procedure
- procedure
- improved
- Prior art date
Links
- PLIKAWJENQZMHA-UHFFFAOYSA-N 4-aminophenol Chemical compound NC1=CC=C(O)C=C1 PLIKAWJENQZMHA-UHFFFAOYSA-N 0.000 title 2
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C215/00—Compounds containing amino and hydroxy groups bound to the same carbon skeleton
- C07C215/74—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton
- C07C215/76—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton of the same non-condensed six-membered aromatic ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/955,442 US4176138A (en) | 1978-10-27 | 1978-10-27 | Process for preparing p-aminophenol in the presence of dimethyldodecylamine sulfate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7950500A0 true IT7950500A0 (it) | 1979-10-09 |
| IT1120037B IT1120037B (it) | 1986-03-19 |
Family
ID=25496830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT50500/79A IT1120037B (it) | 1978-10-27 | 1979-10-09 | Perfezionato procedimento per la preparazione di p-amminofenolo |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4176138A (it) |
| JP (1) | JPS5559145A (it) |
| BE (1) | BE879663A (it) |
| CA (1) | CA1115295A (it) |
| CH (1) | CH643235A5 (it) |
| DE (1) | DE2943360A1 (it) |
| FR (1) | FR2439766A1 (it) |
| GB (1) | GB2032427B (it) |
| GR (1) | GR65673B (it) |
| IT (1) | IT1120037B (it) |
| NL (1) | NL188524C (it) |
| SE (1) | SE7907676L (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4307249A (en) * | 1981-01-07 | 1981-12-22 | Mallinckrodt, Inc. | Process for the selective preparation of p-aminophenol from nitrobenzene |
| US4415753A (en) * | 1982-01-29 | 1983-11-15 | Mallinckrodt, Inc. | Process for preparing p-aminophenol and alkyl substituted p-aminophenol |
| US4571437A (en) * | 1982-01-29 | 1986-02-18 | Mallinckrodt, Inc. | Process for preparing p-aminophenol and alkyl substituted p-aminophenol |
| JPH0261799A (ja) * | 1988-08-26 | 1990-03-01 | Fujitsu Ten Ltd | 車間距離制御装置 |
| FR2688001B1 (fr) * | 1992-02-28 | 1994-05-20 | Rhone Poulenc Chimie | Procede de preparation de p-aminophenols. |
| US5312991A (en) * | 1992-06-09 | 1994-05-17 | Mallinckrodt Specialty Chemicals Company | Surfactant improvement for para-aminophenol process |
| CN115197074A (zh) * | 2022-06-28 | 2022-10-18 | 辽宁世星药化有限公司 | 一种对氨基苯酚的生产方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2198249A (en) * | 1938-10-13 | 1940-04-23 | Du Pont | Reduction of aryl nitro compounds |
| FR1071868A (fr) * | 1951-12-05 | 1954-09-06 | Du Pont | Perfectionnements à la préparation du p-aminophénol |
| US2765342A (en) * | 1952-10-22 | 1956-10-02 | Du Pont | Manufacture of aromatic parahydroxyamines |
| GB856366A (en) * | 1958-05-12 | 1960-12-14 | Ici Ltd | Process for the production of p-aminophenol from nitrobenzene |
| US3383416A (en) * | 1965-07-08 | 1968-05-14 | Roland G. Benner | Process for preparing aminophenol |
| US3535382A (en) * | 1967-11-02 | 1970-10-20 | Cpc International Inc | Amino phenol production |
| FR1559841A (it) * | 1968-01-30 | 1969-03-14 |
-
1978
- 1978-10-27 US US05/955,442 patent/US4176138A/en not_active Expired - Lifetime
-
1979
- 1979-09-07 GB GB7931061A patent/GB2032427B/en not_active Expired
- 1979-09-10 FR FR7922588A patent/FR2439766A1/fr active Granted
- 1979-09-14 SE SE7907676A patent/SE7907676L/xx not_active Application Discontinuation
- 1979-09-14 GR GR60037A patent/GR65673B/el unknown
- 1979-09-24 CA CA336,177A patent/CA1115295A/en not_active Expired
- 1979-10-09 IT IT50500/79A patent/IT1120037B/it active
- 1979-10-17 CH CH934479A patent/CH643235A5/de not_active IP Right Cessation
- 1979-10-22 NL NLAANVRAGE7907758,A patent/NL188524C/xx not_active IP Right Cessation
- 1979-10-26 DE DE19792943360 patent/DE2943360A1/de active Granted
- 1979-10-26 BE BE0/197839A patent/BE879663A/fr not_active IP Right Cessation
- 1979-10-26 JP JP13921079A patent/JPS5559145A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2439766A1 (fr) | 1980-05-23 |
| SE7907676L (sv) | 1980-04-28 |
| CH643235A5 (de) | 1984-05-30 |
| CA1115295A (en) | 1981-12-29 |
| FR2439766B1 (it) | 1981-11-20 |
| NL188524B (nl) | 1992-02-17 |
| BE879663A (fr) | 1980-02-15 |
| DE2943360C2 (it) | 1992-01-16 |
| NL188524C (nl) | 1992-07-16 |
| NL7907758A (nl) | 1980-04-29 |
| GB2032427B (en) | 1982-11-10 |
| US4176138A (en) | 1979-11-27 |
| GB2032427A (en) | 1980-05-08 |
| DE2943360A1 (de) | 1980-05-08 |
| JPS6228950B2 (it) | 1987-06-23 |
| GR65673B (en) | 1980-10-16 |
| IT1120037B (it) | 1986-03-19 |
| JPS5559145A (en) | 1980-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971029 |