ATE91305T1 - Verfahren zur herstellung von lactulose aus lactose durch epimerisation mit natriumaluminat. - Google Patents
Verfahren zur herstellung von lactulose aus lactose durch epimerisation mit natriumaluminat.Info
- Publication number
- ATE91305T1 ATE91305T1 AT88119476T AT88119476T ATE91305T1 AT E91305 T1 ATE91305 T1 AT E91305T1 AT 88119476 T AT88119476 T AT 88119476T AT 88119476 T AT88119476 T AT 88119476T AT E91305 T1 ATE91305 T1 AT E91305T1
- Authority
- AT
- Austria
- Prior art keywords
- lactulose
- lactose
- solution
- sodium aluminate
- epimerization
- Prior art date
Links
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 title abstract 3
- 239000008101 lactose Substances 0.000 title abstract 3
- JCQLYHFGKNRPGE-FCVZTGTOSA-N lactulose Chemical compound OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 JCQLYHFGKNRPGE-FCVZTGTOSA-N 0.000 title abstract 3
- 229960000511 lactulose Drugs 0.000 title abstract 3
- PFCRQPBOOFTZGQ-UHFFFAOYSA-N lactulose keto form Natural products OCC(=O)C(O)C(C(O)CO)OC1OC(CO)C(O)C(O)C1O PFCRQPBOOFTZGQ-UHFFFAOYSA-N 0.000 title abstract 3
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 229910001388 sodium aluminate Inorganic materials 0.000 title abstract 2
- 238000006345 epimerization reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 abstract 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H1/00—Processes for the preparation of sugar derivatives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H3/00—Compounds containing only hydrogen atoms and saccharide radicals having only carbon, hydrogen, and oxygen atoms
- C07H3/04—Disaccharides
-
- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13K—SACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
- C13K13/00—Sugars not otherwise provided for in this class
- C13K13/005—Lactulose
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Molecular Biology (AREA)
- Saccharide Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8722847A IT1235866B (it) | 1987-12-01 | 1987-12-01 | Processo per la preparazione di lattolosio da lattosio mediante epimerizzazione con alluminato sodico |
| EP88119476A EP0320670B1 (de) | 1987-12-01 | 1988-11-23 | Verfahren zur Herstellung von Lactulose aus Lactose durch Epimerisation mit Natriumaluminat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE91305T1 true ATE91305T1 (de) | 1993-07-15 |
Family
ID=11201109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT88119476T ATE91305T1 (de) | 1987-12-01 | 1988-11-23 | Verfahren zur herstellung von lactulose aus lactose durch epimerisation mit natriumaluminat. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4957564A (de) |
| EP (1) | EP0320670B1 (de) |
| JP (1) | JPH0633304B2 (de) |
| KR (1) | KR890009958A (de) |
| AT (1) | ATE91305T1 (de) |
| CA (1) | CA1320721C (de) |
| DE (1) | DE3882211T2 (de) |
| ES (1) | ES2043769T3 (de) |
| IE (1) | IE62945B1 (de) |
| IT (1) | IT1235866B (de) |
| NZ (1) | NZ227126A (de) |
| ZA (1) | ZA888911B (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0219319A (ja) * | 1988-05-26 | 1990-01-23 | Duphar Internatl Res Bv | ラクツロースシロップから単離したフラクション及びこれを有効成分とする抗内毒素作用を有する医薬組成物 |
| AU635352B2 (en) * | 1990-11-09 | 1993-03-18 | Applied Membrane Systems Pty Ltd | A method and apparatus for fractionation of sugar containing solution |
| IT1291589B1 (it) * | 1997-04-17 | 1999-01-11 | Inalco Spa | Processo per la preparazione di uno sciroppo di lattulosio mediante isomerizzazione di lattosio |
| WO2017111563A1 (ko) * | 2015-12-23 | 2017-06-29 | 씨제이제일제당(주) | D-사이코스 3-에피머화 효소 및 염을 포함하는 d-사이코스 제조용 조성물 및 이를 이용한 d-사이코스의 제조 방법 |
| CN118955584B (zh) * | 2024-10-17 | 2024-12-20 | 广州市桐晖药业有限公司 | 一种高纯度乳果糖的制备工艺 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3546206A (en) * | 1967-09-20 | 1970-12-08 | Kraftco Corp | Method of making lactulose |
| US3822249A (en) * | 1971-04-19 | 1974-07-02 | Kraftco Corp | Method for manufacture of ketose sugars |
| JPS4919255A (de) * | 1972-06-05 | 1974-02-20 | ||
| IT1099668B (it) * | 1978-09-29 | 1985-09-28 | Molteni L & C Dei Filli Alitti | Processo per la produzione di lattulosio |
-
1987
- 1987-12-01 IT IT8722847A patent/IT1235866B/it active
-
1988
- 1988-11-17 US US07/272,445 patent/US4957564A/en not_active Expired - Fee Related
- 1988-11-23 ES ES88119476T patent/ES2043769T3/es not_active Expired - Lifetime
- 1988-11-23 DE DE88119476T patent/DE3882211T2/de not_active Expired - Fee Related
- 1988-11-23 AT AT88119476T patent/ATE91305T1/de not_active IP Right Cessation
- 1988-11-23 EP EP88119476A patent/EP0320670B1/de not_active Expired - Lifetime
- 1988-11-28 ZA ZA888911A patent/ZA888911B/xx unknown
- 1988-11-29 NZ NZ227126A patent/NZ227126A/xx unknown
- 1988-11-30 JP JP63301092A patent/JPH0633304B2/ja not_active Expired - Lifetime
- 1988-11-30 CA CA000584566A patent/CA1320721C/en not_active Expired - Fee Related
- 1988-11-30 IE IE358188A patent/IE62945B1/en not_active IP Right Cessation
- 1988-12-29 KR KR1019880015738A patent/KR890009958A/ko not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| IT8722847A0 (it) | 1987-12-01 |
| NZ227126A (en) | 1989-11-28 |
| IE883581L (en) | 1989-06-01 |
| ES2043769T3 (es) | 1994-01-01 |
| ZA888911B (en) | 1989-09-27 |
| EP0320670A1 (de) | 1989-06-21 |
| DE3882211T2 (de) | 1993-10-21 |
| CA1320721C (en) | 1993-07-27 |
| KR890009958A (ko) | 1989-08-05 |
| IE62945B1 (en) | 1995-03-08 |
| DE3882211D1 (de) | 1993-08-12 |
| IT1235866B (it) | 1992-11-23 |
| JPH01193281A (ja) | 1989-08-03 |
| US4957564A (en) | 1990-09-18 |
| EP0320670B1 (de) | 1993-07-07 |
| JPH0633304B2 (ja) | 1994-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |