CN103724187A - Preparation method for sodium benzoate - Google Patents
Preparation method for sodium benzoate Download PDFInfo
- Publication number
- CN103724187A CN103724187A CN201310650990.9A CN201310650990A CN103724187A CN 103724187 A CN103724187 A CN 103724187A CN 201310650990 A CN201310650990 A CN 201310650990A CN 103724187 A CN103724187 A CN 103724187A
- Authority
- CN
- China
- Prior art keywords
- preparation
- sodium benzoate
- sodium
- reaction container
- reaction vessel
- 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
Links
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical compound [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 title claims abstract description 12
- 235000010234 sodium benzoate Nutrition 0.000 title claims abstract description 12
- 239000004299 sodium benzoate Substances 0.000 title claims abstract description 11
- 238000002360 preparation method Methods 0.000 title abstract 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 5
- NESLWCLHZZISNB-UHFFFAOYSA-M sodium phenolate Chemical compound [Na+].[O-]C1=CC=CC=C1 NESLWCLHZZISNB-UHFFFAOYSA-M 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 5
- 235000011089 carbon dioxide Nutrition 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 abstract 1
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
- 238000003889 chemical engineering Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 230000007812 deficiency Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/41—Preparation of salts of carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/15—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction of organic compounds with carbon dioxide, e.g. Kolbe-Schmitt synthesis
-
- 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
- Y02P20/141—Feedstock
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention provides a preparation method for sodium benzoate, and belongs to the technical field of chemical engineering. The preparation method comprises the following steps: step1, dissolving sodium phenate into a solution; step2, impressing carbon dioxide into a reaction container; step3, sealing the reaction container, and conducting a high temperature reaction at 10-15 atmospheric pressures and at the temperature of 300-500 DEG C to obtain the sodium benzoate. The preparation method has the advantages of low cost and high product yield.
Description
technical field:
The invention belongs to chemical technology field, particularly a kind of method for making of Sodium Benzoate.
background technology:
At present, the production method high cost of most of Sodium Benzoates.
summary of the invention:
The present invention is directed to the deficiencies in the prior art, a kind of method for making of Sodium Benzoate is provided.
Comprise the steps:
Step 1, sodium phenylate is dissolved in solution;
Step 2, carbonic acid gas is pressed in reaction vessel;
Step 3, sealed reaction vessel, and add 10-15 normal atmosphere, 300-500 ℃ of pyroreaction obtains Sodium Benzoate
Advantage of the present invention: cost is low, yield rate is high.
embodiment:
The present invention is directed to the deficiencies in the prior art, a kind of method for making of Sodium Benzoate is provided.
Comprise the steps:
Step 1, sodium phenylate is dissolved in solution;
Step 2, carbonic acid gas is pressed in reaction vessel;
Step 3, sealed reaction vessel, and add 10-15 normal atmosphere, 300-500 ℃ of pyroreaction obtains Sodium Benzoate.
Claims (1)
1. a method for making for Sodium Benzoate, is characterized in that: comprise the steps:
Step 1, sodium phenylate is dissolved in solution;
Step 2, carbonic acid gas is pressed in reaction vessel;
Step 3, sealed reaction vessel, and add 10-15 normal atmosphere, 300-500 ℃ of pyroreaction obtains Sodium Benzoate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310650990.9A CN103724187A (en) | 2013-12-08 | 2013-12-08 | Preparation method for sodium benzoate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310650990.9A CN103724187A (en) | 2013-12-08 | 2013-12-08 | Preparation method for sodium benzoate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103724187A true CN103724187A (en) | 2014-04-16 |
Family
ID=50448524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310650990.9A Pending CN103724187A (en) | 2013-12-08 | 2013-12-08 | Preparation method for sodium benzoate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103724187A (en) |
-
2013
- 2013-12-08 CN CN201310650990.9A patent/CN103724187A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MX340605B (en) | Process for the production of precipitated calcium carbonate, precipitated calcium carbonate and uses thereof. | |
| SG10201401683RA (en) | Method for manufacturing high purity sulfuric acid | |
| NZ628964A (en) | Supercritical hydrolysis of biomass | |
| PH12012502480A1 (en) | Method for producing polylactic acid | |
| MX362054B (en) | Recovering and using carboxylic acids from a fermentation broth. | |
| PH12012501438A1 (en) | Method for preparing tetrazole methanesulfonic acid salts, and novel compound used in same | |
| CN105601591A (en) | Modified epoxidized soybean oil and preparation method thereof | |
| CN104190396A (en) | Preparation method of lithium-loaded silica gel catalyst | |
| WO2010097451A3 (en) | Processes for preparing an aqueous bicarbonate solution, for carbon dioxide sequestration and for preparing activated silicate hydroxide mineral particles | |
| MY157789A (en) | Methods for production of high concentration of arginine bicarbonate solution at high pressure | |
| CA2858551C (en) | Method of maintaining the value of an alkylene oxide production parameter in a process of making an alkylene oxide using a high efficiency catalyst | |
| MX2014009002A (en) | Precipitated-silica production method. | |
| WO2014004386A3 (en) | Low-cost method for making lithium transition metal olivines with high energy density | |
| CN103724187A (en) | Preparation method for sodium benzoate | |
| WO2011087211A3 (en) | Preparation method of 4-aminomethylbenzoic acid | |
| PH12014502100B1 (en) | Method for producing hematite for ironmaking | |
| CN105293528A (en) | Preparation method of superior pure sodium fluoride | |
| WO2014133291A9 (en) | Method for preparing (2rs)-amino-(3s)-hydroxy-butyric acid or derivative thereof | |
| CN105621455A (en) | Technology for producing ammonium sulfate and hydrochloric acid | |
| CN106146363A (en) | The synthetic method of medical material 3-methyl sulfinic acid amine salt | |
| WO2014191700A3 (en) | Method for producing uranium dioxide and hydrofluoric acid | |
| CN103864146A (en) | Preparation method for niobium oxide nanotube | |
| CN103739755A (en) | Production technique of polyvinyl chloride | |
| CN204375698U (en) | Electrodeless bulb case exhaust cooling device | |
| CN105314644A (en) | Preparation method of boron trifluoride dihydrate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140416 |
|
| WD01 | Invention patent application deemed withdrawn after publication |