BE796708A - Procede de purification du para-nitrophenol - Google Patents
Procede de purification du para-nitrophenolInfo
- Publication number
- BE796708A BE796708A BE128740A BE128740A BE796708A BE 796708 A BE796708 A BE 796708A BE 128740 A BE128740 A BE 128740A BE 128740 A BE128740 A BE 128740A BE 796708 A BE796708 A BE 796708A
- Authority
- BE
- Belgium
- Prior art keywords
- nitrophenol
- para
- purification process
- purification
- nitrophenol purification
- Prior art date
Links
- BTJIUGUIPKRLHP-UHFFFAOYSA-N 4-nitrophenol Chemical compound OC1=CC=C([N+]([O-])=O)C=C1 BTJIUGUIPKRLHP-UHFFFAOYSA-N 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/16—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/13—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups
- C07C205/20—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C07C205/21—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring
- C07C205/22—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring having one nitro groups bound to the ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7208814A FR2176206A5 (enExample) | 1972-03-14 | 1972-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE796708A true BE796708A (fr) | 1973-09-13 |
Family
ID=9095164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE128740A BE796708A (fr) | 1972-03-14 | 1973-03-13 | Procede de purification du para-nitrophenol |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3954892A (enExample) |
| JP (1) | JPS5037176B2 (enExample) |
| BE (1) | BE796708A (enExample) |
| BR (1) | BR7301699D0 (enExample) |
| FR (1) | FR2176206A5 (enExample) |
| GB (1) | GB1385306A (enExample) |
| IT (1) | IT973144B (enExample) |
| NL (1) | NL169731C (enExample) |
| ZA (1) | ZA731688B (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0554918U (ja) * | 1991-12-25 | 1993-07-23 | 東陶機器株式会社 | 即時給湯装置 |
| JP5243303B2 (ja) * | 2009-02-27 | 2013-07-24 | エア・ウォーター株式会社 | ビス（３−ニトロ−４−ヒドロキシフェニル）類の製造方法 |
| CN117049968B (zh) * | 2023-06-29 | 2025-11-18 | 上海沃凯生物技术有限公司 | 对硝基苯酚的精制方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2811565A (en) * | 1955-09-21 | 1957-10-29 | Oiln Mathieson Chemical Corp | Preparation and purification of dinitroresorcinol |
| US2802883A (en) * | 1956-03-22 | 1957-08-13 | Dow Chemical Co | Preparation of 2-tertiary-alkyl-4, 6-dinitrophenols |
| US2868844A (en) * | 1957-01-22 | 1959-01-13 | Ethyl Corp | Selective nitration process |
-
1972
- 1972-03-14 FR FR7208814A patent/FR2176206A5/fr not_active Expired
- 1972-12-29 IT IT33848/72A patent/IT973144B/it active
-
1973
- 1973-03-06 NL NLAANVRAGE7303131,A patent/NL169731C/xx not_active IP Right Cessation
- 1973-03-09 BR BR731699A patent/BR7301699D0/pt unknown
- 1973-03-12 ZA ZA731688A patent/ZA731688B/xx unknown
- 1973-03-12 JP JP48028077A patent/JPS5037176B2/ja not_active Expired
- 1973-03-13 US US05/340,903 patent/US3954892A/en not_active Expired - Lifetime
- 1973-03-13 BE BE128740A patent/BE796708A/xx not_active IP Right Cessation
- 1973-03-13 GB GB1206973A patent/GB1385306A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5037176B2 (enExample) | 1975-12-01 |
| BR7301699D0 (pt) | 1974-07-11 |
| NL169731B (nl) | 1982-03-16 |
| DE2312750B2 (de) | 1976-01-15 |
| JPS4918837A (enExample) | 1974-02-19 |
| GB1385306A (en) | 1975-02-26 |
| DE2312750A1 (de) | 1973-09-27 |
| FR2176206A5 (enExample) | 1973-10-26 |
| IT973144B (it) | 1974-06-10 |
| NL7303131A (enExample) | 1973-09-18 |
| ZA731688B (en) | 1973-12-19 |
| US3954892A (en) | 1976-05-04 |
| NL169731C (nl) | 1982-08-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: RHONE-POULENC S.A. Effective date: 19860331 |