CN104774162B - 一种制备硫酸二乙酯的方法 - Google Patents
一种制备硫酸二乙酯的方法 Download PDFInfo
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- CN104774162B CN104774162B CN201410009115.7A CN201410009115A CN104774162B CN 104774162 B CN104774162 B CN 104774162B CN 201410009115 A CN201410009115 A CN 201410009115A CN 104774162 B CN104774162 B CN 104774162B
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- conversion zone
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- sulphuric acid
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- 238000000034 method Methods 0.000 title claims abstract description 50
- DENRZWYUOJLTMF-UHFFFAOYSA-N diethyl sulfate Chemical compound CCOS(=O)(=O)OCC DENRZWYUOJLTMF-UHFFFAOYSA-N 0.000 title abstract description 5
- 229940008406 diethyl sulfate Drugs 0.000 title abstract 4
- 238000006243 chemical reaction Methods 0.000 claims abstract description 92
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 67
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 239000002699 waste material Substances 0.000 claims abstract description 15
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 66
- 238000001816 cooling Methods 0.000 claims description 46
- 239000001117 sulphuric acid Substances 0.000 claims description 42
- 235000011149 sulphuric acid Nutrition 0.000 claims description 42
- 239000012295 chemical reaction liquid Substances 0.000 claims description 39
- 238000010438 heat treatment Methods 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 17
- ROAYSRAUMPWBQX-UHFFFAOYSA-N ethanol;sulfuric acid Chemical compound CCO.OS(O)(=O)=O ROAYSRAUMPWBQX-UHFFFAOYSA-N 0.000 claims description 10
- DIMZOVQGUDDSHG-UHFFFAOYSA-N ethene;sulfuric acid Chemical group C=C.OS(O)(=O)=O DIMZOVQGUDDSHG-UHFFFAOYSA-N 0.000 claims description 8
- 238000005292 vacuum distillation Methods 0.000 claims description 8
- 239000010808 liquid waste Substances 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 4
- 125000004494 ethyl ester group Chemical group 0.000 claims description 3
- 238000004821 distillation Methods 0.000 abstract description 15
- 239000002253 acid Substances 0.000 abstract description 5
- 239000007789 gas Substances 0.000 abstract description 5
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000011259 mixed solution Substances 0.000 abstract 3
- KIWBPDUYBMNFTB-UHFFFAOYSA-N Ethyl hydrogen sulfate Chemical compound CCOS(O)(=O)=O KIWBPDUYBMNFTB-UHFFFAOYSA-N 0.000 abstract 2
- 239000000047 product Substances 0.000 description 28
- 229960004756 ethanol Drugs 0.000 description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 239000000203 mixture Substances 0.000 description 10
- FLKPEMZONWLCSK-UHFFFAOYSA-N diethyl phthalate Chemical compound CCOC(=O)C1=CC=CC=C1C(=O)OCC FLKPEMZONWLCSK-UHFFFAOYSA-N 0.000 description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 239000000376 reactant Substances 0.000 description 6
- 239000011593 sulfur Substances 0.000 description 6
- 229910052717 sulfur Inorganic materials 0.000 description 6
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 239000012467 final product Substances 0.000 description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- 229960000935 dehydrated alcohol Drugs 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 3
- 239000002274 desiccant Substances 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000012021 ethylating agents Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- -1 sulfonyl chloro- ethanol-sodium chloride Chemical compound 0.000 description 2
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 2
- SZIFAVKTNFCBPC-UHFFFAOYSA-N 2-chloroethanol Chemical compound OCCCl SZIFAVKTNFCBPC-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- GYSWIPIVUNJSSZ-UHFFFAOYSA-N ethanol;thionyl dichloride Chemical compound CCO.ClS(Cl)=O GYSWIPIVUNJSSZ-UHFFFAOYSA-N 0.000 description 1
- 238000006200 ethylation reaction Methods 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Cleaning Or Drying Semiconductors (AREA)
Abstract
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CN201410009115.7A CN104774162B (zh) | 2014-01-09 | 2014-01-09 | 一种制备硫酸二乙酯的方法 |
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CN201410009115.7A CN104774162B (zh) | 2014-01-09 | 2014-01-09 | 一种制备硫酸二乙酯的方法 |
Publications (2)
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CN104774162A CN104774162A (zh) | 2015-07-15 |
CN104774162B true CN104774162B (zh) | 2017-02-08 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7181463B2 (ja) * | 2019-01-29 | 2022-12-01 | セントラル硝子株式会社 | 含フッ素エーテルの製造方法 |
CN112194601A (zh) * | 2019-07-08 | 2021-01-08 | 杉杉新材料(衢州)有限公司 | 一种合成硫酸单烃基酯盐衍生物的方法 |
CN115028555B (zh) * | 2022-07-04 | 2023-09-29 | 武汉青江化工黄冈有限公司 | 一种硫酸二乙酯连续合成工艺 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB175077A (en) * | 1920-11-12 | 1922-02-13 | British Cellulose And Chemical | Improvements in or relating to the manufacture of dialkyl sulphates |
JPS5182237A (en) * | 1975-01-16 | 1976-07-19 | Nippon Soda Co | 4*4** jikurofuenirusurupponnoseizojiniokeru jimechiruryusannokaishuhoho |
CN1760179A (zh) * | 2004-10-12 | 2006-04-19 | 山东新华万博化工有限公司 | 硫酸二甲酯的制备工艺 |
CN101654420A (zh) * | 2008-08-20 | 2010-02-24 | 湖北富驰化工医药股份有限公司 | 复合酸催化脱水制备硫酸二甲酯的生产工艺 |
CN203247215U (zh) * | 2012-12-26 | 2013-10-23 | 山东兴辉化工有限公司 | 硫酸二甲酯生产余热回收系统 |
-
2014
- 2014-01-09 CN CN201410009115.7A patent/CN104774162B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB175077A (en) * | 1920-11-12 | 1922-02-13 | British Cellulose And Chemical | Improvements in or relating to the manufacture of dialkyl sulphates |
JPS5182237A (en) * | 1975-01-16 | 1976-07-19 | Nippon Soda Co | 4*4** jikurofuenirusurupponnoseizojiniokeru jimechiruryusannokaishuhoho |
CN1760179A (zh) * | 2004-10-12 | 2006-04-19 | 山东新华万博化工有限公司 | 硫酸二甲酯的制备工艺 |
CN101654420A (zh) * | 2008-08-20 | 2010-02-24 | 湖北富驰化工医药股份有限公司 | 复合酸催化脱水制备硫酸二甲酯的生产工艺 |
CN203247215U (zh) * | 2012-12-26 | 2013-10-23 | 山东兴辉化工有限公司 | 硫酸二甲酯生产余热回收系统 |
Non-Patent Citations (2)
Title |
---|
硫酸二乙酯的合成;朱建军等;《化工设计》;19941231(第2期);43-45、51 * |
硫酸二乙酯的合成;李忠铭;《湖北化工》;19971231(第1期);29-30 * |
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