JPS6485944A - Production of 1,3-dihydroxyacetone - Google Patents
Production of 1,3-dihydroxyacetoneInfo
- Publication number
- JPS6485944A JPS6485944A JP62242747A JP24274787A JPS6485944A JP S6485944 A JPS6485944 A JP S6485944A JP 62242747 A JP62242747 A JP 62242747A JP 24274787 A JP24274787 A JP 24274787A JP S6485944 A JPS6485944 A JP S6485944A
- Authority
- JP
- Japan
- Prior art keywords
- solvent
- reaction
- formaldehyde
- compound
- filtered
- 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
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
PURPOSE:To readily separate, recover and reuse a catalytic component and selectively obtain the titled compound useful as a raw material for medicines and cosmetics in high yield, by using a specific compound capable of exhibiting high catalytic activity and a base as a catalyst and carrying out addition reaction of formaldehyde. CONSTITUTION:Formaldehyde is subjected to addition reaction in a solvent, such as dioxane, while being heated at 50-100 deg.C and stirred using a substance prepared by substituting chloride ions of a quaternary thiazolium salt which is a reaction product of a crosslinked chloromethylpolystyrene with a thiazole compound, such as 5-(2-hydroxyethyl)-4-methylthiazole, with cyanide ions and a base, such as triethylamine, in an equimolar amount. The reaction product is then filtered to separate residues consisting of quaternary thiazolium salt particles. The obtained filtrate is subsequently distilled under reduced pressure to distill away the solvent and afford the aimed compound. The filtered residues are directly or, as necessary, washed with an organic solvent, such as methanol, and reused as a catalytic component in the next reaction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62242747A JPH0796515B2 (en) | 1987-09-29 | 1987-09-29 | Method for producing 1,3-dihydroxyacetone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62242747A JPH0796515B2 (en) | 1987-09-29 | 1987-09-29 | Method for producing 1,3-dihydroxyacetone |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6485944A true JPS6485944A (en) | 1989-03-30 |
JPH0796515B2 JPH0796515B2 (en) | 1995-10-18 |
Family
ID=17093660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62242747A Expired - Lifetime JPH0796515B2 (en) | 1987-09-29 | 1987-09-29 | Method for producing 1,3-dihydroxyacetone |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0796515B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0306215A2 (en) * | 1987-08-29 | 1989-03-08 | BP Chemicals Limited | Synthesis of glycerol from formaldehyde |
US5087761A (en) * | 1989-07-26 | 1992-02-11 | Bp Chemicals Limited | Synthesis of alpha-hydroxy ketones |
-
1987
- 1987-09-29 JP JP62242747A patent/JPH0796515B2/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0306215A2 (en) * | 1987-08-29 | 1989-03-08 | BP Chemicals Limited | Synthesis of glycerol from formaldehyde |
US5097089A (en) * | 1987-08-29 | 1992-03-17 | Bp Chemicals Limited | Synthesis of glycerol from formaldehyde |
US5087761A (en) * | 1989-07-26 | 1992-02-11 | Bp Chemicals Limited | Synthesis of alpha-hydroxy ketones |
Also Published As
Publication number | Publication date |
---|---|
JPH0796515B2 (en) | 1995-10-18 |
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