CN106431908B - 一种三氟乙酸乙酯的制备方法 - Google Patents
一种三氟乙酸乙酯的制备方法 Download PDFInfo
- Publication number
- CN106431908B CN106431908B CN201610828575.1A CN201610828575A CN106431908B CN 106431908 B CN106431908 B CN 106431908B CN 201610828575 A CN201610828575 A CN 201610828575A CN 106431908 B CN106431908 B CN 106431908B
- Authority
- CN
- China
- Prior art keywords
- trifluoroacetic acid
- ethyl ester
- reaction kettle
- rectifying column
- acid ethyl
- 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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Links
- STSCVKRWJPWALQ-UHFFFAOYSA-N TRIFLUOROACETIC ACID ETHYL ESTER Chemical compound CCOC(=O)C(F)(F)F STSCVKRWJPWALQ-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000006243 chemical reaction Methods 0.000 claims abstract description 30
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000000605 extraction Methods 0.000 claims abstract description 20
- 238000010992 reflux Methods 0.000 claims abstract description 11
- 239000002253 acid Substances 0.000 claims abstract description 6
- 230000000630 rising effect Effects 0.000 claims abstract description 6
- 239000007787 solid Substances 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims description 8
- 229960000935 dehydrated alcohol Drugs 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000012044 organic layer Substances 0.000 claims description 5
- 238000013517 stratification Methods 0.000 claims description 5
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 230000006641 stabilisation Effects 0.000 claims 1
- 238000011105 stabilization Methods 0.000 claims 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 13
- 235000019441 ethanol Nutrition 0.000 abstract description 11
- 239000003054 catalyst Substances 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 229960004756 ethanol Drugs 0.000 description 8
- 238000005457 optimization Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 239000003814 drug Substances 0.000 description 4
- QEWYKACRFQMRMB-UHFFFAOYSA-N fluoroacetic acid Chemical compound OC(=O)CF QEWYKACRFQMRMB-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 208000030507 AIDS Diseases 0.000 description 1
- 241000118205 Ovicides Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000000895 acaricidal effect Effects 0.000 description 1
- 239000000642 acaricide Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- XPOQHMRABVBWPR-ZDUSSCGKSA-N efavirenz Chemical compound C([C@]1(C2=CC(Cl)=CC=C2NC(=O)O1)C(F)(F)F)#CC1CC1 XPOQHMRABVBWPR-ZDUSSCGKSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229940054565 sustiva Drugs 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610828575.1A CN106431908B (zh) | 2016-09-19 | 2016-09-19 | 一种三氟乙酸乙酯的制备方法 |
Applications Claiming Priority (1)
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CN201610828575.1A CN106431908B (zh) | 2016-09-19 | 2016-09-19 | 一种三氟乙酸乙酯的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN106431908A CN106431908A (zh) | 2017-02-22 |
CN106431908B true CN106431908B (zh) | 2019-02-19 |
Family
ID=58168079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610828575.1A Active CN106431908B (zh) | 2016-09-19 | 2016-09-19 | 一种三氟乙酸乙酯的制备方法 |
Country Status (1)
Country | Link |
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CN (1) | CN106431908B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108947834A (zh) * | 2018-07-17 | 2018-12-07 | 山东沾化永浩医药科技有限公司 | 一种三氟乙酸乙酯的合成方法 |
CN109369385B (zh) * | 2018-11-12 | 2021-06-04 | 江山鑫隆化工有限公司 | 一种三氟乙酸乙酯的制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1446791A (zh) * | 2002-03-27 | 2003-10-08 | 上海化工研究院 | 连续法酯化反应制备乙酸异丙酯的方法及装置 |
CN103864615A (zh) * | 2012-12-07 | 2014-06-18 | 中化蓝天集团有限公司 | 一种连续非催化法制备三氟乙酸乙酯的方法 |
-
2016
- 2016-09-19 CN CN201610828575.1A patent/CN106431908B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1446791A (zh) * | 2002-03-27 | 2003-10-08 | 上海化工研究院 | 连续法酯化反应制备乙酸异丙酯的方法及装置 |
CN103864615A (zh) * | 2012-12-07 | 2014-06-18 | 中化蓝天集团有限公司 | 一种连续非催化法制备三氟乙酸乙酯的方法 |
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Publication number | Publication date |
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CN106431908A (zh) | 2017-02-22 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 226000 Nantong Qidong Economic Development Zone Jiangsu fine chemical industry concentrated area Patentee after: Nantong baokai Pharmaceutical Co.,Ltd. Address before: 226000 Nantong Qidong Economic Development Zone Jiangsu fine chemical industry concentrated area Patentee before: Nantong Baokai Chemical Co.,Ltd. |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A preparation method of ethyl trifluoroacetate Granted publication date: 20190219 Pledgee: Jiangsu Qidong rural commercial bank Co.,Ltd. Beixin sub branch Pledgor: Nantong baokai Pharmaceutical Co.,Ltd. Registration number: Y2024980032030 |