CA1337023C - Process for separating and removing caffeine from raw coffee - Google Patents
Process for separating and removing caffeine from raw coffeeInfo
- Publication number
- CA1337023C CA1337023C CA000591115A CA591115A CA1337023C CA 1337023 C CA1337023 C CA 1337023C CA 000591115 A CA000591115 A CA 000591115A CA 591115 A CA591115 A CA 591115A CA 1337023 C CA1337023 C CA 1337023C
- Authority
- CA
- Canada
- Prior art keywords
- caffeine
- extract
- column
- gel
- fraction
- 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.)
- Expired - Lifetime
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 254
- 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 127
- 229960001948 caffeine Drugs 0.000 title claims abstract description 127
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 title claims abstract description 127
- 238000000034 method Methods 0.000 title claims abstract description 88
- 239000000284 extract Substances 0.000 claims abstract description 42
- 238000005227 gel permeation chromatography Methods 0.000 claims abstract description 5
- 238000000926 separation method Methods 0.000 claims description 27
- 239000000499 gel Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 229920005654 Sephadex Polymers 0.000 claims description 17
- 229920002307 Dextran Polymers 0.000 claims description 10
- 238000004132 cross linking Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000002808 molecular sieve Substances 0.000 claims description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000004587 chromatography analysis Methods 0.000 claims 1
- 235000001368 chlorogenic acid Nutrition 0.000 abstract description 77
- CWVRJTMFETXNAD-KLZCAUPSSA-N Neochlorogenin-saeure Natural products O[C@H]1C[C@@](O)(C[C@@H](OC(=O)C=Cc2ccc(O)c(O)c2)[C@@H]1O)C(=O)O CWVRJTMFETXNAD-KLZCAUPSSA-N 0.000 abstract description 37
- 239000000243 solution Substances 0.000 description 59
- 229940074393 chlorogenic acid Drugs 0.000 description 37
- CWVRJTMFETXNAD-FWCWNIRPSA-N 3-O-Caffeoylquinic acid Natural products O[C@H]1[C@@H](O)C[C@@](O)(C(O)=O)C[C@H]1OC(=O)\C=C\C1=CC=C(O)C(O)=C1 CWVRJTMFETXNAD-FWCWNIRPSA-N 0.000 description 36
- PZIRUHCJZBGLDY-UHFFFAOYSA-N Caffeoylquinic acid Natural products CC(CCC(=O)C(C)C1C(=O)CC2C3CC(O)C4CC(O)CCC4(C)C3CCC12C)C(=O)O PZIRUHCJZBGLDY-UHFFFAOYSA-N 0.000 description 36
- CWVRJTMFETXNAD-JUHZACGLSA-N chlorogenic acid Chemical compound O[C@@H]1[C@H](O)C[C@@](O)(C(O)=O)C[C@H]1OC(=O)\C=C\C1=CC=C(O)C(O)=C1 CWVRJTMFETXNAD-JUHZACGLSA-N 0.000 description 36
- FFQSDFBBSXGVKF-KHSQJDLVSA-N chlorogenic acid Natural products O[C@@H]1C[C@](O)(C[C@@H](CC(=O)C=Cc2ccc(O)c(O)c2)[C@@H]1O)C(=O)O FFQSDFBBSXGVKF-KHSQJDLVSA-N 0.000 description 36
- BMRSEYFENKXDIS-KLZCAUPSSA-N cis-3-O-p-coumaroylquinic acid Natural products O[C@H]1C[C@@](O)(C[C@@H](OC(=O)C=Cc2ccc(O)cc2)[C@@H]1O)C(=O)O BMRSEYFENKXDIS-KLZCAUPSSA-N 0.000 description 36
- 238000010828 elution Methods 0.000 description 14
- 239000012507 Sephadex™ Substances 0.000 description 13
- 239000000126 substance Substances 0.000 description 13
- 239000012535 impurity Substances 0.000 description 12
- 238000004128 high performance liquid chromatography Methods 0.000 description 11
- 238000000605 extraction Methods 0.000 description 9
- 239000000470 constituent Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 6
- 239000000061 acid fraction Substances 0.000 description 5
- 239000000727 fraction Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 239000006286 aqueous extract Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 244000228957 Ferula foetida Species 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 241000533293 Sesbania emerus Species 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- CWVRJTMFETXNAD-XYXZIBEBSA-N 5-O-cis-caffeoylquinic acid Chemical class O[C@@H]1[C@H](O)C[C@@](O)(C(O)=O)C[C@H]1OC(=O)\C=C/C1=CC=C(O)C(O)=C1 CWVRJTMFETXNAD-XYXZIBEBSA-N 0.000 description 1
- QNIFYGWWBZKEGO-JAIMSRQGSA-N C(\C=C\C1=CC(O)=C(O)C=C1)(=O)C1([C@@H](CC(C[C@H]1O)(C(=O)O)O)O)O Chemical class C(\C=C\C1=CC(O)=C(O)C=C1)(=O)C1([C@@H](CC(C[C@H]1O)(C(=O)O)O)O)O QNIFYGWWBZKEGO-JAIMSRQGSA-N 0.000 description 1
- TXCIAUNLDRJGJZ-BILDWYJOSA-N CMP-N-acetyl-beta-neuraminic acid Chemical compound O1[C@@H]([C@H](O)[C@H](O)CO)[C@H](NC(=O)C)[C@@H](O)C[C@]1(C(O)=O)OP(O)(=O)OC[C@@H]1[C@@H](O)[C@@H](O)[C@H](N2C(N=C(N)C=C2)=O)O1 TXCIAUNLDRJGJZ-BILDWYJOSA-N 0.000 description 1
- 240000007930 Oxalis acetosella Species 0.000 description 1
- 235000008098 Oxalis acetosella Nutrition 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000013375 chromatographic separation Methods 0.000 description 1
- 235000008504 concentrate Nutrition 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000014666 liquid concentrate Nutrition 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000419 plant extract Substances 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001612 separation test Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F5/00—Coffee; Coffee substitutes; Preparations thereof
- A23F5/20—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
- A23F5/22—Reducing or removing alkaloid content from coffee extract
- A23F5/223—Reducing or removing alkaloid content from coffee extract using flocculating, precipitating, adsorbing or complex-forming agents, or ion-exchangers
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F5/00—Coffee; Coffee substitutes; Preparations thereof
- A23F5/20—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof
- A23F5/208—Reducing or removing alkaloid content; Preparations produced thereby; Extracts or infusions thereof by extraction of the beans with water, aqueous solutions without organic or inorganic solvents or aqueous coffee extract
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Tea And Coffee (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Medicines Containing Plant Substances (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3806372A DE3806372A1 (de) | 1988-02-24 | 1988-02-24 | Verfahren zur abtrennung und gewinnung von coffein aus rohkaffee und zur gewinnung von entcoffeiniertem kaffee |
| DEP3806372.7 | 1988-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1337023C true CA1337023C (en) | 1995-09-19 |
Family
ID=6348408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000591115A Expired - Lifetime CA1337023C (en) | 1988-02-24 | 1989-02-15 | Process for separating and removing caffeine from raw coffee |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5045334A (en, 2012) |
| CA (1) | CA1337023C (en, 2012) |
| CH (1) | CH678480A5 (en, 2012) |
| DE (1) | DE3806372A1 (en, 2012) |
| NL (1) | NL8900422A (en, 2012) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4019559A1 (de) * | 1989-10-13 | 1991-04-18 | Mannesmann Ag | Verfahren zur isolierung eines reinen, weissen koffeins |
| DE4010826A1 (de) * | 1990-04-04 | 1991-10-17 | Jacobs Suchard Ag | Verfahren und vorrichtung zur entcoffeinierung von kaffee, insbesondere rohkaffee |
| DE4316654A1 (de) * | 1993-05-12 | 1995-01-12 | Inst Technologie Und Umweltsch | Verfahren zur Abreicherung von Coffein und Chlorogensäuren aus Rohkaffee |
| US7713566B2 (en) | 1999-12-21 | 2010-05-11 | Zapp Loretta M | Method for enhancing post-processing content of beneficial compounds in beverages |
| US6458392B1 (en) * | 2000-07-12 | 2002-10-01 | Kao Corporation | Preventive, alleviative or remedy for hypertension |
| US20040253356A1 (en) * | 2003-06-11 | 2004-12-16 | Applied Food Sciences, Llc | Extraction method for use in extracting beneficial compounds from coffee beans |
| US7615218B2 (en) * | 2004-09-24 | 2009-11-10 | Washington University | Methods for determining and lowering caffeine concentration in fluids |
| CN101314568B (zh) * | 2008-06-24 | 2011-05-11 | 南京工业大学 | 一种吸附分离高纯度绿原酸的新方法 |
| CN105050415A (zh) * | 2013-03-15 | 2015-11-11 | 星巴克公司，贸易用名星巴克咖啡公司 | 增强的食品和饮料组分的提取物 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2634535C3 (de) * | 1976-07-31 | 1982-04-22 | Kaffee-Veredelungs-Werk Koffeinfrei Kaffee Gmbh & Co, 2000 Hamburg | Verfahren zur Entcoffeinierung von Rohkaffee |
| US4495210A (en) * | 1980-05-28 | 1985-01-22 | Societe D'assistance Technique Pour Produits Nestle S.A. | Caffeine adsorption |
| DE3603574C1 (de) * | 1986-02-06 | 1987-07-23 | Ergo Forschungsgmbh | Verfahren zur Gewinnung von Chlorogensaeure |
| CA1301754C (en) * | 1986-05-30 | 1992-05-26 | Louris Kaper | Process for recovering caffeine absorbed in activated carbon, and a process for decaffeinating coffee |
| CA1318811C (en) * | 1986-05-30 | 1993-06-08 | Louris Kaper | Process for decaffeinating green coffee |
-
1988
- 1988-02-24 DE DE3806372A patent/DE3806372A1/de active Granted
-
1989
- 1989-02-15 CA CA000591115A patent/CA1337023C/en not_active Expired - Lifetime
- 1989-02-21 NL NL8900422A patent/NL8900422A/nl not_active Application Discontinuation
- 1989-02-23 CH CH687/89A patent/CH678480A5/de not_active IP Right Cessation
-
1990
- 1990-09-25 US US07/588,501 patent/US5045334A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH678480A5 (en, 2012) | 1991-09-30 |
| US5045334A (en) | 1991-09-03 |
| DE3806372C2 (en, 2012) | 1990-02-01 |
| DE3806372A1 (de) | 1989-08-31 |
| NL8900422A (nl) | 1989-09-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |