CN111138308A - Chloramide synthesis reaction system - Google Patents
Chloramide synthesis reaction system Download PDFInfo
- Publication number
- CN111138308A CN111138308A CN201911051282.7A CN201911051282A CN111138308A CN 111138308 A CN111138308 A CN 111138308A CN 201911051282 A CN201911051282 A CN 201911051282A CN 111138308 A CN111138308 A CN 111138308A
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- CN
- China
- Prior art keywords
- chloramide
- reaction kettle
- dichloromethane
- kettle
- metering tank
- 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.)
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- QDHHCQZDFGDHMP-UHFFFAOYSA-N Chloramine Chemical compound ClN QDHHCQZDFGDHMP-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 19
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims abstract description 114
- 238000006243 chemical reaction Methods 0.000 claims abstract description 58
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 50
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims abstract description 28
- 238000002360 preparation method Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 11
- -1 m-tert butyl phenyl Chemical group 0.000 claims abstract description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 7
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims description 13
- 239000012074 organic phase Substances 0.000 claims description 9
- 239000002351 wastewater Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- GPRQWDZTBQWUAT-UHFFFAOYSA-N 1-tert-butyl-3-ethoxybenzene Chemical compound CCOC1=CC=CC(C(C)(C)C)=C1 GPRQWDZTBQWUAT-UHFFFAOYSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 239000005897 Etoxazole Substances 0.000 description 2
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 description 2
- YTZKOQUCBOVLHL-UHFFFAOYSA-N tert-butylbenzene Chemical compound CC(C)(C)C1=CC=CC=C1 YTZKOQUCBOVLHL-UHFFFAOYSA-N 0.000 description 2
- 230000000895 acaricidal effect Effects 0.000 description 1
- 239000000642 acaricide Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/12—Preparation of carboxylic acid amides by reactions not involving the formation of carboxamide groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/22—Separation; Purification; Stabilisation; Use of additives
- C07C231/24—Separation; Purification
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
A chloramide synthesis reaction system comprises a hydrochloric acid metering tank, a first dichloromethane metering tank, a second dichloromethane metering tank, an aluminum trichloride preparation kettle, a first chloramide reaction kettle, a second chloramide reaction kettle, a water diversion tank and a mortar pump; the tops of the first dichloromethane metering tank and the second dichloromethane metering tank are connected with a dichloromethane feeding pipeline, a discharge port at the bottom of the first dichloromethane metering tank is connected to an aluminum trichloride preparation kettle through a pipeline, the top of the hydrochloric acid metering tank is connected with a hydrochloric acid feeding pipeline and a water feeding pipeline, and the bottom of the hydrochloric acid metering tank is connected to the tops of the first chloroamide reaction kettle and the second chloroamide reaction kettle through a hydrochloric acid conveying pipeline; the tops of the first chloramide reaction kettle and the second chloramide reaction kettle are connected with a m-tert butyl phenyl ether feeding pipeline and are provided with an amide acetal feeding hole. The synthesis reaction system has simple structure and high synthesis efficiency, and the product quality and the production efficiency are effectively improved.
Description
Technical Field
The invention relates to the field of chemical reaction equipment, in particular to a chloramide synthesis reaction system.
Background
Etoxazole is an all-new acaricide with a special structure, and the intermediate of the etoxazole production process is chloramide. The existing chloramide synthesis reaction system has the disadvantages of complex structure, low synthesis efficiency, and low product quality and production efficiency.
Disclosure of Invention
The invention aims to provide a chloramide synthesis reaction system aiming at the defects.
A synthesis reaction system of chloramide comprises a hydrochloric acid metering tank, a first dichloromethane metering tank, a second dichloromethane metering tank, an aluminum trichloride preparation kettle, a first chloramide reaction kettle, a second chloramide reaction kettle, a water diversion tank and a mortar pump;
the top parts of the first dichloromethane metering tank and the second dichloromethane metering tank are connected with a dichloromethane feeding pipeline, a discharge port at the bottom part of the first dichloromethane metering tank is connected to the aluminum trichloride preparation kettle through a pipeline, an aluminum trichloride feed port is formed in the top part of the aluminum trichloride preparation kettle, and a discharge port at the bottom part of the aluminum trichloride preparation kettle is connected to the first chloroamide reaction kettle and the second chloroamide reaction kettle through an aluminum trichloride solution conveying pipeline; the bottom of the second dichloromethane metering tank is connected with a dichloromethane conveying pipeline, and the dichloromethane conveying pipeline is connected to the first chloroamide reaction kettle and the second chloroamide reaction kettle;
the top of the hydrochloric acid metering tank is connected with a hydrochloric acid feeding pipeline and a water feeding pipeline, and the bottom of the hydrochloric acid metering tank is connected to the tops of the first chloramide reaction kettle and the second chloramide reaction kettle through a hydrochloric acid conveying pipeline;
the tops of the first chloramide reaction kettle and the second chloramide reaction kettle are connected with a m-tert butyl phenyl ether feeding pipeline and are provided with amide acetal feeding holes, and the bottoms of the first chloramide reaction kettle and the second chloramide reaction kettle are provided with product discharging holes and are connected to the water distribution tank through pipelines;
the inlet end of the mortar pump is connected with the bottom of the water distribution tank through a pipeline, and the outlet end of the mortar pump is connected with the organic phase discharging pipe and the wastewater discharging pipe through a pipeline.
And heat exchange jackets are arranged outside the kettle bodies of the first chloramide reaction kettle and the second chloramide reaction kettle.
And stirring devices are arranged at the tops of the kettle bodies of the aluminum trichloride preparation kettle, the first chloramide reaction kettle and the second chloramide reaction kettle.
And flow control valves are arranged on the aluminum trichloride solution conveying pipeline, the dichloromethane conveying pipeline, the hydrochloric acid conveying pipeline, the m-tert butyl phenyl ethyl ether conveying pipeline, the organic phase discharging pipe and the wastewater discharging pipe.
The invention has the advantages that: the synthesis reaction system has simple structure and high synthesis efficiency, and the product quality and the production efficiency are effectively improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in the attached drawing, the synthesis reaction system of chloramide comprises a hydrochloric acid metering tank 1, a first dichloromethane metering tank 2, a second dichloromethane metering tank 3, an aluminum trichloride preparation kettle 4, a first chloramide reaction kettle 5, a second chloramide reaction kettle 6, a water diversion tank 7 and a mortar pump 8;
the tops of the first dichloromethane metering tank 2 and the second dichloromethane metering tank 3 are connected with a dichloromethane feeding pipeline 9, the discharge port at the bottom of the first dichloromethane metering tank 2 is connected to the aluminum trichloride preparation kettle 4 through a pipeline, the top of the aluminum trichloride preparation kettle 4 is provided with an aluminum trichloride feeding port 10, and the discharge port at the bottom of the aluminum trichloride preparation kettle 4 is connected to the first chloroamide reaction kettle 5 and the second chloroamide reaction kettle 6 through an aluminum trichloride solution conveying pipeline 11; the bottom of the second dichloromethane metering tank 3 is connected with a dichloromethane conveying pipeline 12, and the dichloromethane conveying pipeline 12 is connected to the first chloroamide reaction kettle 5 and the second chloroamide reaction kettle 6;
the top of the hydrochloric acid metering tank 1 is connected with a hydrochloric acid feeding pipeline 13 and a water feeding pipeline 20, and the bottom of the hydrochloric acid metering tank 1 is connected to the tops of the first chloramide reaction kettle 5 and the second chloramide reaction kettle 6 through a hydrochloric acid feeding pipeline 14;
the tops of the first chloramide reaction kettle 5 and the second chloramide reaction kettle 6 are connected with a m-tert butyl phenyl ether feeding pipeline 15 and provided with an amide acetal feeding hole 16, and the bottoms of the first chloramide reaction kettle 5 and the second chloramide reaction kettle 6 are provided with product discharging holes and connected to the water diversion tank 7 through pipelines;
the inlet end of the mortar pump 8 is connected with the bottom of the water diversion tank 7 through a pipeline, and the outlet end of the mortar pump is connected with an organic phase discharge pipe 17 and a waste water discharge pipe 18 through a pipeline.
And heat exchange jackets 19 are arranged outside the kettle bodies of the first chloramide reaction kettle 5 and the second chloramide reaction kettle 6.
And stirring devices are arranged at the tops of kettle bodies of the aluminum trichloride preparation kettle 4, the first chloramide reaction kettle 5 and the second chloramide reaction kettle 6.
And flow control valves are arranged on the aluminum trichloride solution conveying pipeline 11, the dichloromethane conveying pipeline 12, the hydrochloric acid conveying pipeline 14, the m-tert butyl phenyl ether feeding pipeline 15, the organic phase discharging pipe 17 and the wastewater discharging pipe 18.
The working principle is as follows: first chloramide reation kettle 5 and No. two chloramide reation kettle 6 receive the dichloromethane that No. two dichloromethane metering tanks 3 carried respectively, the well-prepared aluminium trichloride solution of m-tert butyl benzene ether and aluminium trichloride configuration cauldron 4 transport of m-tert butyl benzene ether conveying pipe 15 transport, then start agitating unit and open the reaction, press from both sides the internal reaction temperature of cover regulation reation kettle through the heat transfer, treat the reaction completely back, add hydrochloric acid metering tank 1 and carry hydrochloric acid solution, carry the result after stirring once more extremely carry out the separation of organic phase and waste water in the diversion tank 7, then carry out organic phase and waste water through organic phase discharging pipe 17 and waste water discharging pipe 18 respectively through mortar pump 8 and discharge. The synthesis reaction system has simple structure and high synthesis efficiency, and the product quality and the production efficiency are effectively improved.
Claims (4)
1. A chloramide synthesis reaction system is characterized by comprising a hydrochloric acid metering tank (1), a first dichloromethane metering tank (2), a second dichloromethane metering tank (3), an aluminum trichloride preparation kettle (4), a first chloramide reaction kettle (5), a second chloramide reaction kettle (6), a water diversion tank (7) and a mortar pump (8);
the top parts of the first dichloromethane metering tank (2) and the second dichloromethane metering tank (3) are connected with a dichloromethane feeding pipeline (9), a discharge hole at the bottom part of the first dichloromethane metering tank (2) is connected to the aluminum trichloride preparation kettle (4) through a pipeline, an aluminum trichloride feed inlet (10) is formed in the top part of the aluminum trichloride preparation kettle (4), and a discharge hole at the bottom part of the aluminum trichloride preparation kettle (4) is connected to the first chloramide reaction kettle (5) and the second chloramide reaction kettle (6) through an aluminum trichloride solution conveying pipeline (11); the bottom of the second dichloromethane metering tank (3) is connected with a dichloromethane conveying pipeline (12), and the dichloromethane conveying pipeline (12) is connected to the first chloroamide reaction kettle (5) and the second chloroamide reaction kettle (6);
the top of the hydrochloric acid metering tank (1) is connected with a hydrochloric acid feeding pipeline (13) and a water feeding pipeline (20), and the bottom of the hydrochloric acid metering tank (1) is connected to the tops of the first chloramide reaction kettle (5) and the second chloramide reaction kettle (6) through a hydrochloric acid conveying pipeline (14);
the tops of the first chloramide reaction kettle (5) and the second chloramide reaction kettle (6) are connected with a m-tert butyl phenyl ether feeding pipeline (15) and provided with an amide acetal feeding hole (16), and the bottoms of the first chloramide reaction kettle (5) and the second chloramide reaction kettle (6) are provided with product discharging holes and are connected to the water diversion tank (7) through pipelines;
the inlet end of the mortar pump (8) is connected with the bottom of the water distribution tank (7) through a pipeline, and the outlet end of the mortar pump is connected with the organic phase discharge pipe (17) and the wastewater discharge pipe (18) through a pipeline.
2. The chloramide synthesis reaction system according to claim 1, wherein a heat exchange jacket (19) is arranged outside the kettle bodies of the first chloramide reaction kettle (5) and the second chloramide reaction kettle (6).
3. The chloramide synthesis reaction system according to claim 1, wherein the top of the kettle bodies of the aluminum trichloride preparation kettle (4), the first chloramide reaction kettle (5) and the second chloramide reaction kettle (6) are respectively provided with a stirring device.
4. The chloramide synthesis reaction system according to claim 1, wherein flow control valves are arranged on the aluminum trichloride solution conveying pipeline (11), the dichloromethane conveying pipeline (12), the hydrochloric acid conveying pipeline (14), the m-tert butyl phenyl ethyl ether feeding pipeline (15), the organic phase discharging pipe (17) and the wastewater discharging pipe (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911051282.7A CN111138308B (en) | 2019-10-31 | 2019-10-31 | Chloroamide synthetic reaction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911051282.7A CN111138308B (en) | 2019-10-31 | 2019-10-31 | Chloroamide synthetic reaction system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111138308A true CN111138308A (en) | 2020-05-12 |
| CN111138308B CN111138308B (en) | 2024-01-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911051282.7A Active CN111138308B (en) | 2019-10-31 | 2019-10-31 | Chloroamide synthetic reaction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111138308B (en) |
-
2019
- 2019-10-31 CN CN201911051282.7A patent/CN111138308B/en active Active
Non-Patent Citations (2)
| Title |
|---|
| 朱龙;: "除螨剂乙螨唑的合成研究", 科技创新与生产力, no. 11, pages 109 - 111 * |
| 程志明;: "几个重要杀虫剂的合成", 今日农药, no. 09, pages 17 - 21 * |
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| Publication number | Publication date |
|---|---|
| CN111138308B (en) | 2024-01-30 |
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