JPS5278839A - Purification of 2, 3-xylidine - Google Patents
Purification of 2, 3-xylidineInfo
- Publication number
- JPS5278839A JPS5278839A JP15594575A JP15594575A JPS5278839A JP S5278839 A JPS5278839 A JP S5278839A JP 15594575 A JP15594575 A JP 15594575A JP 15594575 A JP15594575 A JP 15594575A JP S5278839 A JPS5278839 A JP S5278839A
- Authority
- JP
- Japan
- Prior art keywords
- xylidine
- purification
- reacting
- sulfate
- alkoli
- 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)
Abstract
PURPOSE: 2,3-Xylidine, useful as raw materials of pharmaceuticals, is purified by reacting the crude 2,3-xylidine with sulfuric acid affording 2,3xylidine sulfate, and after separating thereof, isolating the 2,3-xylidine from the sulfate by reacting with an alkoli.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15594575A JPS602299B2 (en) | 1975-12-26 | 1975-12-26 | Purification method of 2,3-xylidine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15594575A JPS602299B2 (en) | 1975-12-26 | 1975-12-26 | Purification method of 2,3-xylidine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5278839A true JPS5278839A (en) | 1977-07-02 |
JPS602299B2 JPS602299B2 (en) | 1985-01-21 |
Family
ID=15616945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15594575A Expired JPS602299B2 (en) | 1975-12-26 | 1975-12-26 | Purification method of 2,3-xylidine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS602299B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014055123A (en) * | 2012-09-14 | 2014-03-27 | Manac Inc | Method for producing 3-halogenated aniline |
-
1975
- 1975-12-26 JP JP15594575A patent/JPS602299B2/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014055123A (en) * | 2012-09-14 | 2014-03-27 | Manac Inc | Method for producing 3-halogenated aniline |
Also Published As
Publication number | Publication date |
---|---|
JPS602299B2 (en) | 1985-01-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5419931A (en) | Separation of threo, erythro-3-(3,4-dibenzyloxyphenyl)serines | |
JPS5278839A (en) | Purification of 2, 3-xylidine | |
JPS5283315A (en) | Purification of acetic acid | |
JPS525733A (en) | Process for separation and purification of cyclohexene | |
JPS5239622A (en) | Process for preparation of methacrylic acid | |
JPS52102217A (en) | Purification of glycidyl esters | |
JPS5344528A (en) | Separation of dihalogenobenzenes | |
JPS5266684A (en) | Purification and separation of 2-keto-l-glonic acid | |
JPS52148014A (en) | Preparation of 1,4-glycoldiester | |
JPS52108991A (en) | Purification of lactam | |
JPS5262234A (en) | Process for preparation of n_3'-hydroxyphenyl-2-methylbenzamide | |
JPS5212146A (en) | Process for preparation of p- acetylaminobenzene-sufonylchloride | |
JPS52144649A (en) | Separation and purification of cyclohexene | |
JPS523091A (en) | A prcess for preparing cephalosporins | |
JPS52108992A (en) | Purification of cefalexin | |
JPS5352682A (en) | Purification of l-methionase | |
JPS51136572A (en) | Crystallization reaction apparatus | |
JPS52142087A (en) | Purification of alpha-amino-epsilon-caprolactam | |
JPS5273839A (en) | Purification of monochlorocyclohexane | |
JPS5271500A (en) | Purification of colesterol | |
JPS543050A (en) | Separation of tetranitromethane | |
JPS51127043A (en) | Process for purification of cyclohexene | |
JPS5359638A (en) | Preparation of adrenalone | |
JPS529682A (en) | Process of separating a mixture by vapor-liquid-solids equilibrium | |
JPS53144562A (en) | Preparation of steroid derivatives |