CN106117043A - 医药原料3-甲基全氟辛酸的合成方法 - Google Patents

医药原料3-甲基全氟辛酸的合成方法 Download PDF

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CN106117043A
CN106117043A CN201510749083.9A CN201510749083A CN106117043A CN 106117043 A CN106117043 A CN 106117043A CN 201510749083 A CN201510749083 A CN 201510749083A CN 106117043 A CN106117043 A CN 106117043A
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octanoic acid
methyl perfluoro
synthetic method
medical material
acid
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彭海燕
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WUXI QIANHAO BIO-PHARMACEUTICAL Co Ltd
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WUXI QIANHAO BIO-PHARMACEUTICAL Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42Separation; Purification; Stabilisation; Use of additives
    • C07C51/43Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/02Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/353Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by isomerisation; by change of size of the carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/41Preparation of salts of carboxylic acids
    • C07C51/412Preparation of salts of carboxylic acids by conversion of the acids, their salts, esters or anhydrides with the same carboxylic acid part
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/58Preparation of carboxylic acid halides
    • C07C51/62Preparation of carboxylic acid halides by reactions not involving the carboxylic acid halide group
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00Electrolytic production of organic compounds
    • C25B3/20Processes
    • C25B3/27Halogenation
    • C25B3/28Fluorination

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  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

本发明涉及一种医药原料3-甲基全氟辛酸的合成方法,将原料辛酰氯与氟化氢及少量正丁基硫酸投入电解槽,于20-25℃下通电(电压5-8V),电解产物用碱中和,再先后通过酸化和甲基化,最后蒸馏,即得3-甲基全氟辛酸。本发明医药原料3-甲基全氟辛酸的合成方法简单、高效,并且操作安全,在具体生产中非常实用。

Description

医药原料3-甲基全氟辛酸的合成方法
技术领域
本发明涉及一种医药原料3-甲基全氟辛酸的合成方法。
背景技术
3-甲基全氟辛酸是许多药物合成的起始原料,特别是很多全氟化合物的起始原料,目前国内未见报道此化合物的合成方法。
发明内容
本发明的目的在于克服上述不足,提供一种简单、高效、安全操作的医药原料3-甲基全氟辛酸的合成方法。
本发明的目的是这样实现的:
一种医药原料3-甲基全氟辛酸的合成方法,将原料辛酰氯与氟化氢及少量正丁基硫酸投入电解槽,于20-25℃下通电(电压5-8V),电解产物用碱中和,再先后通过酸化和甲基化,最后蒸馏,即得3-甲基全氟辛酸。
与现有技术相比,本发明的有益效果是:
本发明医药原料3-甲基全氟辛酸的合成方法简单、高效,并且操作安全,在具体生产中非常实用。
具体实施方式
本发明医药原料3-甲基全氟辛酸的合成方法具体如下:
将原料辛酰氯与氟化氢及少量正丁基硫酸投入电解槽,于20-25℃下通电(电压5-8V),电解产物用碱中和,再先后通过酸化和甲基化,最后蒸馏,即得3-甲基全氟辛酸。此粗品的纯度可以满足一般的反应需求,可直接投入反应中。

Claims (1)

1.一种医药原料3-甲基全氟辛酸的合成方法,其特征在于将原料辛酰氯与氟化氢及少量正丁基硫酸投入电解槽,于20-25℃下通电(电压5-8V),电解产物用碱中和,再先后通过酸化和甲基化,最后蒸馏,即得3-甲基全氟辛酸。
CN201510749083.9A 2015-11-08 2015-11-08 医药原料3-甲基全氟辛酸的合成方法 Pending CN106117043A (zh)

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CN106117043A true CN106117043A (zh) 2016-11-16

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Application publication date: 20161116