JPS5476518A - Preparation of malonic acid and its derivative - Google Patents
Preparation of malonic acid and its derivativeInfo
- Publication number
- JPS5476518A JPS5476518A JP14359977A JP14359977A JPS5476518A JP S5476518 A JPS5476518 A JP S5476518A JP 14359977 A JP14359977 A JP 14359977A JP 14359977 A JP14359977 A JP 14359977A JP S5476518 A JPS5476518 A JP S5476518A
- Authority
- JP
- Japan
- Prior art keywords
- derivative
- aqueous alkali
- beta
- periodic table
- alkyl group
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
PURPOSE:To obtain the title compounds with a high selectivity continuously in a relatively short time, by reacting a beta-hydroxypropionic acid as a raw material with oxygen gas in the presence of a metal of group VIII in the periodic table, and, if necessary, in an aqueous alkali. CONSTITUTION:A beta-hydroxypropionic acid or its derivative of formula [R1 is H or 1-4C alkyl group; R2 is -COOH, -COOM (M is alkali metal); -COOR3 (R3 is 1-6C alkyl group), -CN or CONH2] is reacted with oxygen gas or a gas containing oxygen in the presence of one type or a mixture of two or more types of metals of group VIII in the periodic table, and if necessary, in an aqueous alkali at 20-150 deg.C under atmospheric pressure to give malonic acid or its derivative. The aqueous alkali accelerates the reaction rate and gives the objective compounds in a high yield. USE:Raw materials for arganic synthesis, particularly for medicines, pesticides, adhesives, perfumes, etc. Surface treatments for aluminum.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14359977A JPS5476518A (en) | 1977-11-30 | 1977-11-30 | Preparation of malonic acid and its derivative |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14359977A JPS5476518A (en) | 1977-11-30 | 1977-11-30 | Preparation of malonic acid and its derivative |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5476518A true JPS5476518A (en) | 1979-06-19 |
JPS6137256B2 JPS6137256B2 (en) | 1986-08-22 |
Family
ID=15342461
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14359977A Granted JPS5476518A (en) | 1977-11-30 | 1977-11-30 | Preparation of malonic acid and its derivative |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5476518A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2751325A1 (en) * | 1996-07-20 | 1998-01-23 | Degussa | PROCESS FOR THE PRODUCTION OF MALONIC ACID OR A SALT THEREOF |
-
1977
- 1977-11-30 JP JP14359977A patent/JPS5476518A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2751325A1 (en) * | 1996-07-20 | 1998-01-23 | Degussa | PROCESS FOR THE PRODUCTION OF MALONIC ACID OR A SALT THEREOF |
BE1011445A5 (en) * | 1996-07-20 | 1999-09-07 | Degussa | Acid production process malonic or its salts. |
Also Published As
Publication number | Publication date |
---|---|
JPS6137256B2 (en) | 1986-08-22 |
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Legal Events
Date | Code | Title | Description |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 6 Free format text: PAYMENT UNTIL: 20090509 |
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FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090509 Year of fee payment: 6 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 7 Free format text: PAYMENT UNTIL: 20100509 |
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LAPS | Cancellation because of no payment of annual fees |