CN101245034B - 酯交换法合成氰乙酸乙酯的工艺方法 - Google Patents
酯交换法合成氰乙酸乙酯的工艺方法 Download PDFInfo
- Publication number
- CN101245034B CN101245034B CN2008100196242A CN200810019624A CN101245034B CN 101245034 B CN101245034 B CN 101245034B CN 2008100196242 A CN2008100196242 A CN 2008100196242A CN 200810019624 A CN200810019624 A CN 200810019624A CN 101245034 B CN101245034 B CN 101245034B
- Authority
- CN
- China
- Prior art keywords
- hydrotalcite
- cyanoacetate
- ethanol
- houghite
- catalysts
- 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.)
- Active
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- 238000000034 method Methods 0.000 title claims abstract description 30
- ZIUSEGSNTOUIPT-UHFFFAOYSA-N ethyl 2-cyanoacetate Chemical compound CCOC(=O)CC#N ZIUSEGSNTOUIPT-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 230000002194 synthesizing effect Effects 0.000 title claims description 8
- 238000009884 interesterification Methods 0.000 title claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 38
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 claims abstract description 29
- 229960001545 hydrotalcite Drugs 0.000 claims abstract description 29
- 229910001701 hydrotalcite Inorganic materials 0.000 claims abstract description 29
- ANGDWNBGPBMQHW-UHFFFAOYSA-N methyl cyanoacetate Chemical compound COC(=O)CC#N ANGDWNBGPBMQHW-UHFFFAOYSA-N 0.000 claims abstract description 18
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000003756 stirring Methods 0.000 claims abstract description 13
- 239000000376 reactant Substances 0.000 claims abstract description 7
- 230000035484 reaction time Effects 0.000 claims abstract description 3
- 230000004913 activation Effects 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 claims description 3
- 239000012451 post-reaction mixture Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000003054 catalyst Substances 0.000 abstract description 8
- 238000004821 distillation Methods 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 4
- 238000005809 transesterification reaction Methods 0.000 abstract description 4
- 238000004321 preservation Methods 0.000 abstract description 2
- 150000004679 hydroxides Chemical class 0.000 abstract 3
- 238000004064 recycling Methods 0.000 abstract 2
- 239000012043 crude product Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 238000010992 reflux Methods 0.000 description 5
- 238000010792 warming Methods 0.000 description 5
- 230000009466 transformation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000032050 esterification Effects 0.000 description 3
- 238000005886 esterification reaction Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- KXZJHVJKXJLBKO-UHFFFAOYSA-N chembl1408157 Chemical compound N=1C2=CC=CC=C2C(C(=O)O)=CC=1C1=CC=C(O)C=C1 KXZJHVJKXJLBKO-UHFFFAOYSA-N 0.000 description 2
- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 description 2
- 238000006482 condensation reaction Methods 0.000 description 2
- XLJMAIOERFSOGZ-UHFFFAOYSA-N cyanic acid Chemical compound OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 2
- MLIREBYILWEBDM-UHFFFAOYSA-N cyanoacetic acid Chemical compound OC(=O)CC#N MLIREBYILWEBDM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002638 heterogeneous catalyst Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- HMWVNKJRYWXJGS-UHFFFAOYSA-N C(C)(=O)OC=C.[C] Chemical compound C(C)(=O)OC=C.[C] HMWVNKJRYWXJGS-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052599 brucite Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000007333 cyanation reaction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- VEUUMBGHMNQHGO-UHFFFAOYSA-N ethyl chloroacetate Chemical compound CCOC(=O)CCl VEUUMBGHMNQHGO-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000002815 homogeneous catalyst Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- CUONGYYJJVDODC-UHFFFAOYSA-N malononitrile Chemical compound N#CCC#N CUONGYYJJVDODC-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000013335 mesoporous material Substances 0.000 description 1
- CXHHBNMLPJOKQD-UHFFFAOYSA-M methyl carbonate Chemical compound COC([O-])=O CXHHBNMLPJOKQD-UHFFFAOYSA-M 0.000 description 1
- 239000012229 microporous material Substances 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 239000003348 petrochemical agent Substances 0.000 description 1
- -1 phenol ester Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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
- Y02P20/10—Process efficiency
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100196242A CN101245034B (zh) | 2008-03-10 | 2008-03-10 | 酯交换法合成氰乙酸乙酯的工艺方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100196242A CN101245034B (zh) | 2008-03-10 | 2008-03-10 | 酯交换法合成氰乙酸乙酯的工艺方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101245034A CN101245034A (zh) | 2008-08-20 |
CN101245034B true CN101245034B (zh) | 2012-03-28 |
Family
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Application Number | Title | Priority Date | Filing Date |
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CN2008100196242A Active CN101245034B (zh) | 2008-03-10 | 2008-03-10 | 酯交换法合成氰乙酸乙酯的工艺方法 |
Country Status (1)
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CN (1) | CN101245034B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102351737B (zh) * | 2011-07-30 | 2014-02-26 | 常州市康瑞化工有限公司 | 一种氰乙酸酯后处理工艺 |
CN111072519B (zh) * | 2019-12-17 | 2022-05-27 | 南通天泽化工有限公司 | 一种氰基乙酯的制备方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006050925A1 (en) * | 2004-11-11 | 2006-05-18 | Aser S.R.L. | Process for producing esters from vegetable oils or animal fats using heterogeneous catalysts |
-
2008
- 2008-03-10 CN CN2008100196242A patent/CN101245034B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006050925A1 (en) * | 2004-11-11 | 2006-05-18 | Aser S.R.L. | Process for producing esters from vegetable oils or animal fats using heterogeneous catalysts |
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CN101245034A (zh) | 2008-08-20 |
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Application publication date: 20080820 Assignee: HEBEI JIUTIAN MEDICINE CHEMICAL CO., LTD. Assignor: Jiangsu Polytechnic University Contract record no.: 2014130000005 Denomination of invention: Technique for synthesizing ethyl cyanoacetate with interesterification method Granted publication date: 20120328 License type: Exclusive License Record date: 20140122 |
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Effective date of registration: 20141203 Address after: Daitou town of Liyang City Ferry Street 213311 Jiangsu city of Changzhou province 8-2 No. 7 Patentee after: Liyang Chang Technology Transfer Center Co., Ltd. Address before: Gehu Lake Road Wujin District 213164 Jiangsu city of Changzhou province No. 1 Patentee before: Jiangsu Polytechnic University |
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Change date: 20160128 Contract record no.: 2014130000005 Assignee after: HENAN CHENGXINJIUTIAN PHARMACEUTICAL CHEMICAL CO., LTD. Assignee before: HEBEI JIUTIAN MEDICINE CHEMICAL CO., LTD. |
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