JP6746838B1 - D−アロース結晶及びその製造方法 - Google Patents
D−アロース結晶及びその製造方法 Download PDFInfo
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- JP6746838B1 JP6746838B1 JP2019222673A JP2019222673A JP6746838B1 JP 6746838 B1 JP6746838 B1 JP 6746838B1 JP 2019222673 A JP2019222673 A JP 2019222673A JP 2019222673 A JP2019222673 A JP 2019222673A JP 6746838 B1 JP6746838 B1 JP 6746838B1
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- allose
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- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions
- C30B7/08—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions by cooling of the solution
-
- 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
- C07H3/02—Monosaccharides
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
- A61K31/7004—Monosaccharides having only carbon, hydrogen and oxygen atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H1/00—Processes for the preparation of sugar derivatives
- C07H1/06—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/54—Organic compounds
- C30B29/58—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/13—Crystalline forms, e.g. polymorphs
Abstract
Description
〔1〕第1の発明は、以下の「含水D−アロース結晶の製造方法」である。
(1)D−アロース含有溶液にD−アロース種結晶を添加することによりD−アロース結晶を製造する方法であって、D−アロース含有溶液中の溶質におけるD−アロース純度を少なくとも80%(g/g)とし、30℃以下の過飽和状態の準安定域においてD−アロース種結晶を添加し、次いで少なくとも10℃以上下げて冷却・結晶化する、含水D−アロース結晶の製造方法。
(2)D−アロース種結晶を添加する前記準安定域が、過飽和度1.02〜1.30である、請求項1記載の含水D−アロース結晶の製造方法。
(3)D−アロース種結晶を添加する前記準安定領域が、D−アロース含有溶液のBrixと温度(℃)の関係で、1.03×温度+23.10≦Brix≦0.94×温度+34.90を満たす、請求項1又は2に記載の含水D−アロース結晶の製造方法。
(4)添加するD−アロース種結晶が、D−アロース含有溶液中のD−アロースに対して1.0〜3.0質量%である、請求項1〜3のいずれか一項に記載される含水D−アロース結晶の製造方法。
(5)前記含水D−アロース結晶の収率が53%以上である、請求項4記載の含水D−アロース結晶の製造方法。
〔2〕第2の発明は、以下の「無水D−アロース結晶の製造方法」である。
(6)請求項1〜5のいずれか一項に記載の製造方法により得られた含水D−アロース結晶を取り出して30〜65℃で乾燥させる、無水D−アロース結晶の製造方法。
〔3〕第3の発明は、以下の「無水D−アロース結晶」である。
(7)以下の(A)及び(B)を満たす無水D−アロース結晶。
(A)純度99%以上
(B)安息角46度未満
(8)さらに以下の(C)を満たす請求項7記載の無水D−アロース結晶。
(C)粒子の長短径比が1.0〜10
(9)さらに以下の(D)を満たす請求項7又は8記載の無水D−アロース結晶。
(D)平均粒子径が200〜800μm
Claims (6)
- D−アロース含有溶液にD−アロース種結晶を添加することにより含水D−アロース結晶を製造し、これを取り出して30〜65℃で乾燥させる、無水D−アロース結晶の製造方法であって、前記含水D−アロース結晶の製造が、D−アロース含有溶液中の溶質におけるD−アロース純度を少なくとも80%(g/g)とし、30℃以下の過飽和状態の準安定域(但し、過飽和度1.02〜1.30)においてD−アロース種結晶を添加し、次いで少なくとも10℃以上下げて冷却・結晶化する、無水D−アロース結晶の製造方法。
- D−アロース種結晶を添加する前記準安定領域が、D−アロース含有溶液のBrixと温度(℃)の関係で、1.03×温度+23.10≦Brix≦0.94×温度+34.90を満たす、請求項1に記載の無水D−アロース結晶の製造方法。
- 添加するD−アロース種結晶が、D−アロース含有溶液中のD−アロースに対して1.
0〜3.0質量%である、請求項1又は2のいずれか一項に記載される無水D−アロース結晶の製造方法。 - 前記含水D−アロース結晶の収率が53%以上である、請求項3記載の無水D−アロース結晶の製造方法。
- 以下の(A)、(B)及び(C)を満たす無水D−アロース結晶。
(A)純度99%以上
(B)安息角46度未満
(C)平均粒子径が333〜708μm - さらに以下の(D)を満たす請求項5記載の無水D−アロース結晶。
(D)粒子の長短径比が1.0〜10
Priority Applications (4)
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JP2019222673A JP6746838B1 (ja) | 2019-12-10 | 2019-12-10 | D−アロース結晶及びその製造方法 |
EP20212642.1A EP3835462A1 (en) | 2019-12-10 | 2020-12-09 | D-allose crystal and production method thereof |
US17/116,039 US11673906B2 (en) | 2019-12-10 | 2020-12-09 | D-allose crystal and production method thereof |
US18/138,510 US20230295208A1 (en) | 2019-12-10 | 2023-04-24 | D-allose crystal and production method thereof |
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JP2019222673A JP6746838B1 (ja) | 2019-12-10 | 2019-12-10 | D−アロース結晶及びその製造方法 |
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JP6746838B1 true JP6746838B1 (ja) | 2020-08-26 |
JP2021091629A JP2021091629A (ja) | 2021-06-17 |
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EP (1) | EP3835462A1 (ja) |
JP (1) | JP6746838B1 (ja) |
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CN114456215A (zh) * | 2022-03-04 | 2022-05-10 | 河南中大恒源生物科技股份有限公司 | 一种d-阿洛酮糖晶体及其制备方法 |
CN115368418B (zh) * | 2022-08-08 | 2024-04-12 | 天津大学 | 一种d-阿洛酮糖晶体及其制备方法和应用 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US5433793A (en) | 1993-07-30 | 1995-07-18 | Uop | Preparation of high purity D-allose from D-glucose |
FI122018B (fi) * | 2000-01-31 | 2011-07-29 | Danisco | Menetelmä betaiinin kiteyttämiseksi |
JP3975274B2 (ja) | 2003-03-31 | 2007-09-12 | 国立大学法人 香川大学 | D−アロースの結晶化法による分別法とその大量生産への応用 |
WO2006093292A1 (ja) * | 2005-03-04 | 2006-09-08 | National University Corporation Kagawa University | D-プシコースとd-アロースの複合体結晶性糖質およびその製造方法 |
JP2011205913A (ja) | 2010-03-29 | 2011-10-20 | Kishoto Seisan Gijutsu Kenkyusho:Kk | 機能性異性化糖の複合体結晶糖質およびその製造方法 |
KR102055695B1 (ko) * | 2018-05-25 | 2020-01-03 | 대상 주식회사 | D-알로오스 결정을 제조하는 방법 |
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- 2020-12-09 US US17/116,039 patent/US11673906B2/en active Active
- 2020-12-09 EP EP20212642.1A patent/EP3835462A1/en active Pending
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EP3835462A1 (en) | 2021-06-16 |
US11673906B2 (en) | 2023-06-13 |
US20230295208A1 (en) | 2023-09-21 |
US20210171560A1 (en) | 2021-06-10 |
JP2021091629A (ja) | 2021-06-17 |
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