JPS543034A - Separation of mandelic acid-type phenolic compound - Google Patents

Separation of mandelic acid-type phenolic compound

Info

Publication number
JPS543034A
JPS543034A JP6798677A JP6798677A JPS543034A JP S543034 A JPS543034 A JP S543034A JP 6798677 A JP6798677 A JP 6798677A JP 6798677 A JP6798677 A JP 6798677A JP S543034 A JPS543034 A JP S543034A
Authority
JP
Japan
Prior art keywords
phenolic compound
separation
mandelic acid
type phenolic
reaction
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.)
Pending
Application number
JP6798677A
Other languages
Japanese (ja)
Inventor
Yoshio Umemura
Nagaaki Takamitsu
Takuji Enomiya
Hiroshi Shiraishi
Takahito Nakamura
Katsuzo Harada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ube Corp
Original Assignee
Ube Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ube Industries Ltd filed Critical Ube Industries Ltd
Priority to JP6798677A priority Critical patent/JPS543034A/en
Publication of JPS543034A publication Critical patent/JPS543034A/en
Pending legal-status Critical Current

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PURPOSE: To provide a relatively simple means for the separation of title compound from a reaction mixture obtained by the reaction of a phenolic compound with glyoxylic acid in an alkaline aqueous solution, comprising adjusting the pH of the mixture within specific range, and extracting and removing the unreacted phenolic compound with an organic solvent.
COPYRIGHT: (C)1979,JPO&Japio
JP6798677A 1977-06-10 1977-06-10 Separation of mandelic acid-type phenolic compound Pending JPS543034A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6798677A JPS543034A (en) 1977-06-10 1977-06-10 Separation of mandelic acid-type phenolic compound

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6798677A JPS543034A (en) 1977-06-10 1977-06-10 Separation of mandelic acid-type phenolic compound

Publications (1)

Publication Number Publication Date
JPS543034A true JPS543034A (en) 1979-01-11

Family

ID=13360802

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6798677A Pending JPS543034A (en) 1977-06-10 1977-06-10 Separation of mandelic acid-type phenolic compound

Country Status (1)

Country Link
JP (1) JPS543034A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4339602A (en) * 1979-07-25 1982-07-13 Societe Francaise Hoechst Process of preparation of racemic hydroxyarylglycolic acids and novel products resulting therefrom

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4339602A (en) * 1979-07-25 1982-07-13 Societe Francaise Hoechst Process of preparation of racemic hydroxyarylglycolic acids and novel products resulting therefrom

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