PL4146617T3 - Sposoby syntezy bezwodnego kwasu mlekowego - Google Patents
Sposoby syntezy bezwodnego kwasu mlekowegoInfo
- Publication number
- PL4146617T3 PL4146617T3 PL21728346.4T PL21728346T PL4146617T3 PL 4146617 T3 PL4146617 T3 PL 4146617T3 PL 21728346 T PL21728346 T PL 21728346T PL 4146617 T3 PL4146617 T3 PL 4146617T3
- Authority
- PL
- Poland
- Prior art keywords
- methods
- lactic acid
- anhydrous lactic
- synthesizing anhydrous
- synthesizing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
- C07C51/46—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation by azeotropic distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/01—Saturated compounds having only one carboxyl group and containing hydroxy or O-metal groups
- C07C59/08—Lactic acid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063019870P | 2020-05-04 | 2020-05-04 | |
| PCT/US2021/030457 WO2021225956A1 (en) | 2020-05-04 | 2021-05-03 | Methods for synthesizing anhydrous lactic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4146617T3 true PL4146617T3 (pl) | 2025-12-08 |
Family
ID=76160000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL21728346.4T PL4146617T3 (pl) | 2020-05-04 | 2021-05-03 | Sposoby syntezy bezwodnego kwasu mlekowego |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20230348352A1 (pl) |
| EP (1) | EP4146617B8 (pl) |
| JP (1) | JP7731371B2 (pl) |
| KR (1) | KR20230006541A (pl) |
| CN (1) | CN115989212B (pl) |
| DK (1) | DK4146617T3 (pl) |
| ES (1) | ES3050095T3 (pl) |
| FI (1) | FI4146617T3 (pl) |
| PL (1) | PL4146617T3 (pl) |
| PT (1) | PT4146617T (pl) |
| WO (1) | WO2021225956A1 (pl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201106817D0 (en) | 2011-04-21 | 2011-06-01 | Astex Therapeutics Ltd | New compound |
| CN115368356B (zh) | 2013-12-20 | 2025-05-09 | 阿斯特克斯治疗有限公司 | 双环杂环化合物及其治疗用途 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2232554A (en) | 1939-01-20 | 1941-02-18 | Muller John | Method of recovering calcium lactate and producing lactic acid from fermented mashes |
| US2331948A (en) * | 1941-09-09 | 1943-10-19 | Claude R Wickard | Method for the purification of lactic acid |
| JPH0677B2 (ja) * | 1984-10-12 | 1994-01-05 | 東レ株式会社 | Ｄ−乳酸の製造方法 |
| US6667417B2 (en) * | 1997-02-21 | 2003-12-23 | Yissum Research Development Company Of The Hebrew University Of Jerusalem | Process for the recovery of lactic acid |
| WO2000056693A1 (en) | 1999-03-22 | 2000-09-28 | Purac Biochem B.V. | Method of industrial-scale purification of lactic acid |
| JP2003518366A (ja) * | 1999-08-03 | 2003-06-10 | アーカー−ダニエルズ−ミッドランド カンパニー | 有機酸の回収のためのプロセス |
| US20020102672A1 (en) * | 1999-10-04 | 2002-08-01 | Joseph Mizrahi | Process for producing a purified lactic acid solution |
| AU2002211057A1 (en) | 2000-09-15 | 2002-03-26 | Purac Biochem B.V. | Method for the purification of an alpha-hydroxy acid on an industrial scale |
| US6632966B2 (en) * | 2001-08-24 | 2003-10-14 | Purac Biochem B.V. | Method for the preparation of lactic acid and calcium sulphate dihydrate |
| US20090253932A1 (en) * | 2004-08-02 | 2009-10-08 | Matrix Laboratories Ltd | Resolution of Racemic Organic Acids with (1S, 4S)-4[3,4-Dichlorophenyl]-1,2,3,4-Tetrahydro-N-Methyl-1-Naphthaloneamine |
| EP1910266B1 (en) * | 2005-07-20 | 2013-07-03 | Council of Scientific and Industrial Research | Process for preparing l- ( + ) -lactic acid |
| CN101306993B (zh) * | 2007-05-14 | 2012-06-13 | 张家港三源生物工程有限公司 | 聚合级l-乳酸的精制方法 |
| BE1018561A3 (fr) * | 2008-12-24 | 2011-03-01 | Galactic Sa | Procede de purification de l'acide lactique par cristallisation. |
| JP2012012322A (ja) * | 2010-06-30 | 2012-01-19 | Toray Ind Inc | 乳酸および乳酸の製造方法 |
| RU2675823C2 (ru) * | 2013-09-06 | 2018-12-25 | Торэй Индастриз, Инк. | Способ получения молочной кислоты и полимолочной кислоты |
| CN115368356B (zh) * | 2013-12-20 | 2025-05-09 | 阿斯特克斯治疗有限公司 | 双环杂环化合物及其治疗用途 |
-
2021
- 2021-05-03 WO PCT/US2021/030457 patent/WO2021225956A1/en not_active Ceased
- 2021-05-03 DK DK21728346.4T patent/DK4146617T3/da active
- 2021-05-03 EP EP21728346.4A patent/EP4146617B8/en active Active
- 2021-05-03 KR KR1020227041873A patent/KR20230006541A/ko active Pending
- 2021-05-03 FI FIEP21728346.4T patent/FI4146617T3/fi active
- 2021-05-03 PT PT217283464T patent/PT4146617T/pt unknown
- 2021-05-03 US US17/923,182 patent/US20230348352A1/en active Pending
- 2021-05-03 PL PL21728346.4T patent/PL4146617T3/pl unknown
- 2021-05-03 CN CN202180045932.6A patent/CN115989212B/zh active Active
- 2021-05-03 JP JP2022567131A patent/JP7731371B2/ja active Active
- 2021-05-03 ES ES21728346T patent/ES3050095T3/es active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP7731371B2 (ja) | 2025-08-29 |
| WO2021225956A1 (en) | 2021-11-11 |
| EP4146617A1 (en) | 2023-03-15 |
| DK4146617T3 (da) | 2025-10-27 |
| EP4146617B1 (en) | 2025-09-03 |
| JP2023524744A (ja) | 2023-06-13 |
| CN115989212A (zh) | 2023-04-18 |
| KR20230006541A (ko) | 2023-01-10 |
| CN115989212B (zh) | 2025-08-29 |
| US20230348352A1 (en) | 2023-11-02 |
| PT4146617T (pt) | 2025-10-29 |
| EP4146617B8 (en) | 2025-10-15 |
| FI4146617T3 (fi) | 2025-10-31 |
| ES3050095T3 (en) | 2025-12-19 |
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