JPS5569531A - Purification of hydroquinone - Google Patents
Purification of hydroquinoneInfo
- Publication number
- JPS5569531A JPS5569531A JP14229378A JP14229378A JPS5569531A JP S5569531 A JPS5569531 A JP S5569531A JP 14229378 A JP14229378 A JP 14229378A JP 14229378 A JP14229378 A JP 14229378A JP S5569531 A JPS5569531 A JP S5569531A
- Authority
- JP
- Japan
- Prior art keywords
- hydroquinone
- strong acid
- impurities
- solvent
- layer
- Prior art date
- 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
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14229378A JPS6042773B2 (ja) | 1978-11-20 | 1978-11-20 | ヒドロキノンの精製方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14229378A JPS6042773B2 (ja) | 1978-11-20 | 1978-11-20 | ヒドロキノンの精製方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5569531A true JPS5569531A (en) | 1980-05-26 |
JPS6042773B2 JPS6042773B2 (ja) | 1985-09-25 |
Family
ID=15312001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14229378A Expired JPS6042773B2 (ja) | 1978-11-20 | 1978-11-20 | ヒドロキノンの精製方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6042773B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050019667A (ko) * | 2003-08-20 | 2005-03-03 | 애경화학 주식회사 | 수산화-방향족 화합물의 분리방법 |
WO2006038893A1 (en) * | 2004-10-06 | 2006-04-13 | Agency For Science, Technology And Research | Oxidation of phenolic compound with hydrogen peroxide generated in the presence of the phenolic compound |
CN102503777A (zh) * | 2011-10-20 | 2012-06-20 | 江苏瑞祥化工有限公司 | 一种对氨基苯酚重氮化水解法制备对苯二酚的后处理方法 |
-
1978
- 1978-11-20 JP JP14229378A patent/JPS6042773B2/ja not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050019667A (ko) * | 2003-08-20 | 2005-03-03 | 애경화학 주식회사 | 수산화-방향족 화합물의 분리방법 |
WO2006038893A1 (en) * | 2004-10-06 | 2006-04-13 | Agency For Science, Technology And Research | Oxidation of phenolic compound with hydrogen peroxide generated in the presence of the phenolic compound |
CN102503777A (zh) * | 2011-10-20 | 2012-06-20 | 江苏瑞祥化工有限公司 | 一种对氨基苯酚重氮化水解法制备对苯二酚的后处理方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS6042773B2 (ja) | 1985-09-25 |
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