CN108084183A - 一种咖啡因纯化工艺 - Google Patents
一种咖啡因纯化工艺 Download PDFInfo
- Publication number
- CN108084183A CN108084183A CN201810073637.1A CN201810073637A CN108084183A CN 108084183 A CN108084183 A CN 108084183A CN 201810073637 A CN201810073637 A CN 201810073637A CN 108084183 A CN108084183 A CN 108084183A
- Authority
- CN
- China
- Prior art keywords
- caffeine
- purification process
- water
- process according
- sodium
- 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.)
- Granted
Links
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 title claims abstract description 112
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229960001948 caffeine Drugs 0.000 title claims abstract description 54
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title abstract description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000000746 purification Methods 0.000 claims abstract description 15
- 239000003960 organic solvent Substances 0.000 claims abstract description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 72
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 36
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 22
- 239000012452 mother liquor Substances 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 10
- 230000036571 hydration Effects 0.000 claims description 6
- 238000006703 hydration reaction Methods 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 10
- 235000011121 sodium hydroxide Nutrition 0.000 description 7
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000019441 ethanol Nutrition 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007069 methylation reaction Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 150000003233 pyrroles Chemical class 0.000 description 2
- QVGLHVDBDYLFON-UHFFFAOYSA-M sodium;1,3-dimethylpurin-7-ide-2,6-dione Chemical compound [Na+].O=C1N(C)C(=O)N(C)C2=C1[N-]C=N2 QVGLHVDBDYLFON-UHFFFAOYSA-M 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- AMMHDXLWLCQPML-UHFFFAOYSA-N [Na].N1(C)C(=O)N(C)C=2N=CN(C)C2C1=O Chemical compound [Na].N1(C)C(=O)N(C)C=2N=CN(C)C2C1=O AMMHDXLWLCQPML-UHFFFAOYSA-N 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- -1 caffeine Furans Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 238000011978 dissolution method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000001035 methylating effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- XONPDZSGENTBNJ-UHFFFAOYSA-N molecular hydrogen;sodium Chemical compound [Na].[H][H] XONPDZSGENTBNJ-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- JBJWASZNUJCEKT-UHFFFAOYSA-M sodium;hydroxide;hydrate Chemical compound O.[OH-].[Na+] JBJWASZNUJCEKT-UHFFFAOYSA-M 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
- C07D473/04—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms
- C07D473/06—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3
- C07D473/12—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 two oxygen atoms with radicals containing only hydrogen and carbon atoms, attached in position 1 or 3 with methyl radicals in positions 1, 3, and 7, e.g. caffeine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Tea And Coffee (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810073637.1A CN108084183B (zh) | 2018-01-24 | 2018-01-24 | 一种咖啡因纯化工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810073637.1A CN108084183B (zh) | 2018-01-24 | 2018-01-24 | 一种咖啡因纯化工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108084183A true CN108084183A (zh) | 2018-05-29 |
CN108084183B CN108084183B (zh) | 2020-08-04 |
Family
ID=62182765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810073637.1A Active CN108084183B (zh) | 2018-01-24 | 2018-01-24 | 一种咖啡因纯化工艺 |
Country Status (1)
Country | Link |
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CN (1) | CN108084183B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113717173A (zh) * | 2021-08-31 | 2021-11-30 | 上海赛奥分离技术工程有限公司 | 一种咖啡因精制母液回收咖啡因的方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105294691A (zh) * | 2015-11-23 | 2016-02-03 | 青岛科技大学 | 一种环保型半合成咖啡因的制备工艺 |
-
2018
- 2018-01-24 CN CN201810073637.1A patent/CN108084183B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105294691A (zh) * | 2015-11-23 | 2016-02-03 | 青岛科技大学 | 一种环保型半合成咖啡因的制备工艺 |
Non-Patent Citations (1)
Title |
---|
胡彦汝: "1,3-二甲基黄嘌呤甲基化的合成工艺优化", 《中国优秀硕士学位论文全文数据库工程科技I辑》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113717173A (zh) * | 2021-08-31 | 2021-11-30 | 上海赛奥分离技术工程有限公司 | 一种咖啡因精制母液回收咖啡因的方法 |
CN113717173B (zh) * | 2021-08-31 | 2022-12-09 | 上海赛奥分离技术工程有限公司 | 一种咖啡因精制母液回收咖啡因的方法 |
Also Published As
Publication number | Publication date |
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CN108084183B (zh) | 2020-08-04 |
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CB03 | Change of inventor or designer information |
Inventor after: Yang Fengke Inventor after: Niu Baowei Inventor after: Zhang Yongfu Inventor after: Li Shoufeng Inventor after: Li Junfeng Inventor after: Li Hongfang Inventor before: Yang Fengke Inventor before: Niu Baowei Inventor before: Zhang Yongfu Inventor before: Li Junfeng Inventor before: Li Hongfang |
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CB03 | Change of inventor or designer information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200706 Address after: 274200 Shandong city of Heze province Chengwu County route set chemical industry park party chat Applicant after: CHENGWU COUNTY CHENHUI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 266042 Shandong Province, Qingdao city Laoshan District Songling Road No. 99 Applicant before: Qingdao University Of Science And Technology |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Yang Fengke Inventor after: Niu Baowei Inventor after: Zhang Yongfu Inventor after: Li Shoufeng Inventor after: Li Junfeng Inventor after: Li Hongfang Inventor before: Yang Fengke Inventor before: Niu Baowei Inventor before: Zhang Yongfu Inventor before: Li Shoufeng Inventor before: Li Junfeng Inventor before: Li Hongfang |
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CB03 | Change of inventor or designer information | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A caffeine purification process Effective date of registration: 20230227 Granted publication date: 20200804 Pledgee: Weihai City Commercial Bank Co.,Ltd. Heze Branch Pledgor: CHENGWU COUNTY CHENHUI ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Registration number: Y2023980033583 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200804 Pledgee: Weihai City Commercial Bank Co.,Ltd. Heze Branch Pledgor: CHENGWU COUNTY CHENHUI ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Registration number: Y2023980033583 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |