CN114685254A - 一种藜芦酮工艺回收的方法 - Google Patents
一种藜芦酮工艺回收的方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000011084 recovery Methods 0.000 title claims description 6
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- QWXYZCJEXYQNEI-OSZHWHEXSA-N intermediate I Chemical compound COC(=O)[C@@]1(C=O)[C@H]2CC=[N+](C\C2=C\C)CCc2c1[nH]c1ccccc21 QWXYZCJEXYQNEI-OSZHWHEXSA-N 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 239000002253 acid Substances 0.000 claims abstract description 6
- 239000003513 alkali Substances 0.000 claims abstract description 6
- ABDKAPXRBAPSQN-UHFFFAOYSA-N veratrole Chemical compound COC1=CC=CC=C1OC ABDKAPXRBAPSQN-UHFFFAOYSA-N 0.000 claims description 27
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 230000007062 hydrolysis Effects 0.000 claims description 6
- 238000006460 hydrolysis reaction Methods 0.000 claims description 6
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 3
- 238000010189 synthetic method Methods 0.000 claims 3
- 238000006243 chemical reaction Methods 0.000 abstract description 4
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- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 24
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- 239000000543 intermediate Substances 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
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- 239000002994 raw material Substances 0.000 description 9
- 229960004205 carbidopa Drugs 0.000 description 4
- TZFNLOMSOLWIDK-JTQLQIEISA-N carbidopa (anhydrous) Chemical compound NN[C@@](C(O)=O)(C)CC1=CC=C(O)C(O)=C1 TZFNLOMSOLWIDK-JTQLQIEISA-N 0.000 description 4
- 240000006162 Chenopodium quinoa Species 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- SBMSBQOMJGZBRY-UHFFFAOYSA-N Propioveratrone Chemical compound CCC(=O)C1=CC=C(OC)C(OC)=C1 SBMSBQOMJGZBRY-UHFFFAOYSA-N 0.000 description 2
- 239000002220 antihypertensive agent Substances 0.000 description 2
- 229940127088 antihypertensive drug Drugs 0.000 description 2
- YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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- 238000007069 methylation reaction Methods 0.000 description 2
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- YKFCISHFRZHKHY-NGQGLHOPSA-N (2s)-2-amino-3-(3,4-dihydroxyphenyl)-2-methylpropanoic acid;trihydrate Chemical compound O.O.O.OC(=O)[C@](N)(C)CC1=CC=C(O)C(O)=C1.OC(=O)[C@](N)(C)CC1=CC=C(O)C(O)=C1 YKFCISHFRZHKHY-NGQGLHOPSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- HRQGCQVOJVTVLU-UHFFFAOYSA-N bis(chloromethyl) ether Chemical compound ClCOCCl HRQGCQVOJVTVLU-UHFFFAOYSA-N 0.000 description 1
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 229940083181 centrally acting adntiadrenergic agent methyldopa Drugs 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- HKYGSMOFSFOEIP-UHFFFAOYSA-N dichloro(dichloromethoxy)methane Chemical compound ClC(Cl)OC(Cl)Cl HKYGSMOFSFOEIP-UHFFFAOYSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- MCSAJNNLRCFZED-UHFFFAOYSA-N nitroethane Chemical compound CC[N+]([O-])=O MCSAJNNLRCFZED-UHFFFAOYSA-N 0.000 description 1
- 239000012450 pharmaceutical intermediate Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
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- 239000007858 starting material Substances 0.000 description 1
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- 230000002194 synthesizing effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
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- MWOOGOJBHIARFG-UHFFFAOYSA-N vanillin Chemical compound COC1=CC(C=O)=CC=C1O MWOOGOJBHIARFG-UHFFFAOYSA-N 0.000 description 1
- -1 veratrol Ketone Chemical class 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/42—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/80—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
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Abstract
本发明提供一种回收藜芦酮的方法,该方法将含有中间体I或II的固体或液体,加入碱或酸,水解得到藜芦酮;反应式如下:
Description
技术领域
本发明涉及医药化工领域,涉及一种医药中间体原料藜芦酮的工业回收方法。
背景技术
根据文献报道,藜芦酮的生产主要有以下几种:
(1)以香兰醛为起始原料,经过甲基化得到藜芦醛后,与硝基乙烷在正丁胺下缩合,再用铁粉还原值得。该工艺路线原料价格过高,工艺过程会产生大量废渣铁粉,不适用于绿色环保要求。
(2)以邻苯二酚为原料,经甲基化,再与氰化钾反应,经缩合,水解,得到藜芦酮。虽然原料较为易得,但是工艺中用到氰化钾,属剧毒品,增加工艺安全风险,同时该路线中副产物释放氯甲醚和二氯甲醚,这两种强致癌物,不适合企业规模化生产。
根据文献报道,在合成降压药卡比多巴的工艺过程常使用已藜芦酮为原料经过化合物I和II等步骤以制备卡比多巴。
综上所述,在合成卡比多巴时,利用中间体I和II进行原料藜芦酮的回收具有降成本,提高收益和绿色环保的意义。
发明内容
本发明目的提供一种原料藜芦酮的工业回收方法,该回收方法是一种反应步骤短,反应条件温和,易纯化的合成新方法,提高原料使用率,降低成本。
本发明提供一种藜芦酮的回收方法,该方法包括:
a)将含有中间体I的固体或液体,加入碱,水解得到藜芦酮;
b)将含有中间体I的固体或液体,加入酸,水解得到藜芦酮;
c)将含有中间体II的固体或液体,加入碱,水解得到藜芦酮;
d)将含有中间体II的固体或液体,加入酸,水解得到藜芦酮;
制备路线如下所示:
本发明的有益的技术效果在于:本发明所提供的方法反应时间短,后处理简单,反应条件温和,所提供的合成路线总收率高,不仅适合实验室小规模制备,也适合大规模工业化生产。
具体实施例
以下将结合实施例对本发明的技术方案及其所产生的技术效果作进一步说明,但并不因此将本发明限制在所述的实施例范围之中。
实施例1:
将含有中间体I 22g的溶液,加入到50ml乙醇中,加入6g氢氧化钠,升温至40~50℃,搅拌16~18小时,加入乙酸乙酯,萃取,分液,洗涤,浓缩得到19.4g藜芦酮,收率99%。
实施例2:
将含有中间体I 22g的溶液,加入到200ml中,加入6g氢氧化钾,升温至90~100℃,搅拌12~14小时,加入乙酸乙酯,萃取,分液,洗涤,浓缩得到19.4g藜芦酮,收率99%。
实施例3:
将含有中间体I 22g的固体,加入到50ml乙醇中,加入8g碳酸钾,加入50ml水,升温至60~70℃,搅拌9~11小时,过滤,加入乙酸乙酯,萃取,分液,洗涤,浓缩得到18.6g藜芦酮,收率95%。
实施例4:
将含有中间体I 20g的溶液,加入到50ml乙醇中,加入7g碳酸钠,加入100ml水,升温至70~80℃,搅拌9~11小时,加入甲苯,萃取,分液,洗涤,浓缩得到16.4g藜芦酮,收率92%。
实施例5:
将含有中间体I 20g的固体,加入到200ml水中,加入10ml盐酸,升温至90~100℃,搅拌9~11小时,加入乙酸乙酯,过滤,萃取,分液,洗涤,浓缩得到17.6g藜芦酮,收率99%。
实施例6:
将含有中间体I 40g固体,加入到100ml水中,加入16ml硫酸,升温至40~50℃,搅8~12小时,过滤率,加入甲苯,萃取,分液,洗涤,浓缩得到38.0g藜芦酮,收率98%。
实施例7:
将含有中间体I 22g固体,加入到50ml水中,加入15ml磷酸,升温至70~80℃,搅8~12小时,过滤,加入甲苯,萃取,分液,洗涤,浓缩得到18.2g藜芦酮,收率93%。
实施例8:
将含有中间体I 20g液体,加入到150ml水中,加入50ml乙腈,加入15ml硝酸,升温至50~60℃,搅8~12小时,加入甲苯,萃取,分液,洗涤,浓缩得到16.7g藜芦酮,收率94%。
实施例9:
将含有中间体II 25.4g的溶液,加入到200ml水中,加入50ml乙腈,加入6g氢氧化钠,升温至40~50℃,搅拌16~18小时,加入乙酸乙酯,萃取,分液,洗涤,浓缩得到18.5g藜芦酮,收率95%。
实施例10:
将含有中间体II 30g的溶液,加入到200ml中,加入6g氢氧化钾,升温至90~100℃,搅拌12~14小时,加入乙酸乙酯,萃取,分液,洗涤,浓缩得到22.9g藜芦酮,收率94%。
实施例11:
将含有中间体II 20g的固体,加入到50ml乙醇中,加入8g碳酸钾,加入50ml水,升温至60~70℃,搅拌9~11小时,过滤,加入乙酸乙酯,萃取,分液,洗涤,浓缩得到15.3g藜芦酮,收率93%。
实施例12:
将含有中间体II 25g的溶液,加入到50ml乙醇中,加入7g碳酸钠,加入100ml水,升温至70~80℃,搅拌9~11小时,加入甲苯,萃取,分液,洗涤,浓缩得到19.1g藜芦酮,收率94%。
实施例13:
将含有中间体II 25.4g的固体,加入到200ml水中,加入10ml盐酸,升温至90~100℃,搅拌9~11小时,加入乙酸乙酯,过滤,萃取,分液,洗涤,浓缩得到17.8g藜芦酮,收率92%。
实施例14:
将含有中间体II 50g固体,加入到100ml水中,加入16ml硫酸,升温至40~50℃,搅拌8~12小时,过滤,加入甲苯,萃取,分液,洗涤,浓缩得到38.2g藜芦酮,收率94%。
实施例15:
将含有中间体II 40g固体,加入到50ml水中,加入15ml磷酸,升温至70~80℃,搅8~12小时,过滤,加入甲苯,萃取,分液,洗涤,浓缩得到30.6g藜芦酮,收率93%。
实施例16:
将含有中间体II25g液体,加入到150ml水中,加入50ml乙腈,加入15ml硝酸,升温至50~60℃,搅8~12小时,加入甲苯,萃取,分液,洗涤,浓缩得到19.1g藜芦酮,收率92%。
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2868818A (en) * | 1953-12-15 | 1959-01-13 | Merck & Co Inc | Alpha methyl phenylalanines |
US3344023A (en) * | 1960-04-08 | 1967-09-26 | Merck & Co Inc | Treatment of hypertension with l-alphamethyl-3, 4-dihydroxyphenylalanine |
-
2020
- 2020-12-25 CN CN202011562788.7A patent/CN114685254A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2868818A (en) * | 1953-12-15 | 1959-01-13 | Merck & Co Inc | Alpha methyl phenylalanines |
BE585436Q (fr) * | 1953-12-15 | 1960-04-01 | Merck & Co Inc | Alpha-méthyl-phénylalanines. |
US3344023A (en) * | 1960-04-08 | 1967-09-26 | Merck & Co Inc | Treatment of hypertension with l-alphamethyl-3, 4-dihydroxyphenylalanine |
US3344023B1 (zh) * | 1960-04-08 | 1983-04-12 |
Non-Patent Citations (4)
Title |
---|
冀政勤,毛翰梅主编,: "有机化学", 30 September 1995, 北京:中国环境科学出版社 , pages: 326 - 332 * |
战宇,郑成,宁正祥编著: "食品分子生物学", 30 September 2005, 北京:中国轻工业出版社, pages: 148 - 152 * |
莫新良,胡普信主编: "黄酒化学", 30 November 2015, 北京:中国轻工业出版社, pages: 70 - 72 * |
贾日红: "卡比多巴的合成工艺研究", 中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑, no. 6, 15 June 2013 (2013-06-15), pages 016 - 441 * |
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