JPH0342266B2 - - Google Patents
Info
- Publication number
- JPH0342266B2 JPH0342266B2 JP60164019A JP16401985A JPH0342266B2 JP H0342266 B2 JPH0342266 B2 JP H0342266B2 JP 60164019 A JP60164019 A JP 60164019A JP 16401985 A JP16401985 A JP 16401985A JP H0342266 B2 JPH0342266 B2 JP H0342266B2
- Authority
- JP
- Japan
- Prior art keywords
- mmol
- oxiracetam
- reaction
- hours
- chloro
- 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
- IHLAQQPQKRMGSS-UHFFFAOYSA-N oxiracetam Chemical compound NC(=O)CN1CC(O)CC1=O IHLAQQPQKRMGSS-UHFFFAOYSA-N 0.000 claims description 22
- 229960001227 oxiracetam Drugs 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 9
- BEBCJVAWIBVWNZ-UHFFFAOYSA-N glycinamide Chemical compound NCC(N)=O BEBCJVAWIBVWNZ-UHFFFAOYSA-N 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- -1 4-chloro-3-hydroxybutyric acid ester Chemical class 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 16
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 239000002994 raw material Substances 0.000 description 11
- WKNMKGVLOWGGOU-UHFFFAOYSA-N 2-aminoacetamide;hydron;chloride Chemical compound Cl.NCC(N)=O WKNMKGVLOWGGOU-UHFFFAOYSA-N 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 229910000029 sodium carbonate Inorganic materials 0.000 description 9
- 238000003756 stirring Methods 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 6
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 description 6
- WMRINGSAVOPXTE-UHFFFAOYSA-N methyl 4-chloro-3-hydroxybutanoate Chemical compound COC(=O)CC(O)CCl WMRINGSAVOPXTE-UHFFFAOYSA-N 0.000 description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- WHBMMWSBFZVSSR-UHFFFAOYSA-N R3HBA Natural products CC(O)CC(O)=O WHBMMWSBFZVSSR-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- GGSUCNLOZRCGPQ-UHFFFAOYSA-N diethylaniline Chemical compound CCN(CC)C1=CC=CC=C1 GGSUCNLOZRCGPQ-UHFFFAOYSA-N 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 description 2
- 239000012433 hydrogen halide Substances 0.000 description 2
- 229910000039 hydrogen halide Inorganic materials 0.000 description 2
- 150000007529 inorganic bases Chemical class 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 150000007530 organic bases Chemical class 0.000 description 2
- 229910000027 potassium carbonate Inorganic materials 0.000 description 2
- 239000003586 protic polar solvent Substances 0.000 description 2
- 235000009518 sodium iodide Nutrition 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
- SPEUIVXLLWOEMJ-UHFFFAOYSA-N 1,1-dimethoxyethane Chemical compound COC(C)OC SPEUIVXLLWOEMJ-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- VIRWKAJWTKAIMA-UHFFFAOYSA-N 2-chloroethyl acetate Chemical compound CC(=O)OCCCl VIRWKAJWTKAIMA-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- VFTCEPBUNAKJHC-UHFFFAOYSA-N [acetyloxy(ethyl)amino] acetate Chemical compound CC(=O)ON(CC)OC(C)=O VFTCEPBUNAKJHC-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229960002298 aminohydroxybutyric acid Drugs 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000005810 carbonylation reaction Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229920001429 chelating resin Polymers 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004210 ether based solvent Substances 0.000 description 1
- KWFADUNOPOSMIJ-UHFFFAOYSA-N ethyl 3-chloro-3-oxopropanoate Chemical compound CCOC(=O)CC(Cl)=O KWFADUNOPOSMIJ-UHFFFAOYSA-N 0.000 description 1
- ZAJNMXDBJKCCAT-UHFFFAOYSA-N ethyl 4-chloro-3-hydroxybutanoate Chemical compound CCOC(=O)CC(O)CCl ZAJNMXDBJKCCAT-UHFFFAOYSA-N 0.000 description 1
- YQGDEPYYFWUPGO-UHFFFAOYSA-N gamma-amino-beta-hydroxybutyric acid Chemical compound [NH3+]CC(O)CC([O-])=O YQGDEPYYFWUPGO-UHFFFAOYSA-N 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 150000004694 iodide salts Chemical class 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000003541 multi-stage reaction Methods 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Landscapes
- Pyrrole Compounds (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16401985A JPS6226267A (ja) | 1985-07-26 | 1985-07-26 | オキシラセタムの製造法 |
| US06/889,428 US4686296A (en) | 1985-07-26 | 1986-07-22 | Process for producing oxiracetam |
| EP86305607A EP0223328B1 (en) | 1985-07-26 | 1986-07-22 | Process for producing oxiracetam |
| DE8686305607T DE3683728D1 (de) | 1985-07-26 | 1986-07-22 | Verfahren zur herstellung von oxiracetam. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16401985A JPS6226267A (ja) | 1985-07-26 | 1985-07-26 | オキシラセタムの製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6226267A JPS6226267A (ja) | 1987-02-04 |
| JPH0342266B2 true JPH0342266B2 (ru) | 1991-06-26 |
Family
ID=15785241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16401985A Granted JPS6226267A (ja) | 1985-07-26 | 1985-07-26 | オキシラセタムの製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6226267A (ru) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2561201B2 (ja) * | 1992-05-19 | 1996-12-04 | 株式会社電設 | 共振型ｄｃ−ｄｃコンバータ |
| CN101914052B (zh) * | 2010-08-02 | 2012-06-27 | 胡建荣 | 一种奥拉西坦化合物的制备方法 |
| CN102718691A (zh) * | 2012-07-20 | 2012-10-10 | 上海现代哈森（商丘）药业有限公司 | 一种吡拉西坦合成新方法 |
| CN104276992B (zh) * | 2014-09-17 | 2017-02-15 | 浙江工业大学 | 一种奥拉西坦关键中间体2‑(2,4‑二氧代吡咯烷‑1‑基)‑乙酰胺的合成工艺 |
| CN108239016A (zh) * | 2016-12-23 | 2018-07-03 | 上虞京新药业有限公司 | 一种制备左乙拉西坦的方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57183756A (en) * | 1981-04-28 | 1982-11-12 | Denki Kagaku Kogyo Kk | Preparation of 4-hydroxy-2-pyrrolidone |
-
1985
- 1985-07-26 JP JP16401985A patent/JPS6226267A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57183756A (en) * | 1981-04-28 | 1982-11-12 | Denki Kagaku Kogyo Kk | Preparation of 4-hydroxy-2-pyrrolidone |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6226267A (ja) | 1987-02-04 |
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