JPS5325535A - Purification of substituted phenylacetic acids - Google Patents
Purification of substituted phenylacetic acidsInfo
- Publication number
- JPS5325535A JPS5325535A JP10091476A JP10091476A JPS5325535A JP S5325535 A JPS5325535 A JP S5325535A JP 10091476 A JP10091476 A JP 10091476A JP 10091476 A JP10091476 A JP 10091476A JP S5325535 A JPS5325535 A JP S5325535A
- Authority
- JP
- Japan
- Prior art keywords
- purification
- extracting
- phenylacetic acids
- substituted phenylacetic
- acids
- 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: To obtain title compounds from an acidic solution resulted from hydrolysis of 3-methyl-2-(4-halogenophenyl)-butyronitriles, by first extracting with an organic solvent, then extracting the organic layer with an aq. alkali, and finally, if necessary, extracting the aq. layer with a mixture of organic solvents and acids.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10091476A JPS5933577B2 (en) | 1976-08-23 | 1976-08-23 | Purification method of substituted phenylacetic acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10091476A JPS5933577B2 (en) | 1976-08-23 | 1976-08-23 | Purification method of substituted phenylacetic acid |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5325535A true JPS5325535A (en) | 1978-03-09 |
JPS5933577B2 JPS5933577B2 (en) | 1984-08-16 |
Family
ID=14286594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10091476A Expired JPS5933577B2 (en) | 1976-08-23 | 1976-08-23 | Purification method of substituted phenylacetic acid |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5933577B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5838649A (en) * | 1981-08-31 | 1983-03-07 | Kawasaki Heavy Ind Ltd | Detection of molten steel level in continuous casting installation |
-
1976
- 1976-08-23 JP JP10091476A patent/JPS5933577B2/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5838649A (en) * | 1981-08-31 | 1983-03-07 | Kawasaki Heavy Ind Ltd | Detection of molten steel level in continuous casting installation |
JPH0242580B2 (en) * | 1981-08-31 | 1990-09-25 |
Also Published As
Publication number | Publication date |
---|---|
JPS5933577B2 (en) | 1984-08-16 |
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