第 46 卷第 2 期 |  | Vol. 46 No. 2 | 2016 年 4 月 | Apr 2016 |
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所屬欄目:醫藥及中間體
奧匹卡朋的合成工藝改進(jìn) |
戴華山,陳 亮,王士康,胡 濤,殷躍凡*
(揚子江藥業(yè)集團有限公司 藥物制劑新技術(shù)國家重點(diǎn)實(shí)驗室,江蘇 泰州 225321) |
摘 要:以3,4-二羥基-5-硝基苯甲酸為起始物料,經(jīng)芐基醚化、酯化、酯基水解得3,4-二芐氧基-5-硝基苯甲酸,再與2,5-二氯-N-羥基-4,6-二甲基煙堿偕胺肟發(fā)生縮合后關(guān)環(huán)、氧化、脫芐基制得帕金森癥治療藥物奧匹卡朋,總收率27.2%,純度達99.3%,改進(jìn)后的路線(xiàn)原料來(lái)源方便,操作簡(jiǎn)單,具有工業(yè)化生產(chǎn)前景。 |
關(guān)鍵詞:3,4-二羥基-5-硝基苯甲酸;奧匹卡朋;帕金森癥 |
中圖分類(lèi)號:R742.5 文獻標識碼:A 文章編號:1009-9212(2015)06-0041-03 |
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Improvement in the Synthesis of Opicapone |
DAI Hua-shan, CHEN Liang, WANG Shi-kang, HU Tao, YIN Yue-fan*
(Yangze River Pharmaceutical Group Co., Ltd., State Key Lab of Advanced Pharmaceutical Formulation with High Technology, Taizhou 225321,China) |
Abstract:As a drug for the treatment of Parkinson′s disease, Opicapone was obtained using 3,4-dihydroxyl-5-nitryl-benzoic acid as the starting material followed by etherification, esterification, hydrolysis, condensation reaction with 2,5-dichlorine-N-hydroxyl-4,6-dimethyl-nicotineamidoxime, cyclization, oxidation, and debenzylation. The overall yield was 27.2% with a purity of 99.3%. This synthetic process is simple and easy for industrial operation with high yield and wide raw material sources. |
Key words:3,4-dihydroxyl-5-nitryl-benzoic acid; opicapone; parkinson′s disease |
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作者簡(jiǎn)介:戴華山(1986-),男,江蘇泰州人,初級工程師,研究方向:藥物合成與工藝開(kāi)發(fā)(E-mail:daihuashan0504@163.com)。
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聯(lián) 系 人: 殷躍凡,工程師,研究方向:新藥合成與工藝開(kāi)發(fā)(E-mail:yinyuefan@yangzijiang.com)。
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收稿日期:2016-03-31
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