CN106117106A - 医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法 - Google Patents

医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法 Download PDF

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Publication number
CN106117106A
CN106117106A CN201510761463.4A CN201510761463A CN106117106A CN 106117106 A CN106117106 A CN 106117106A CN 201510761463 A CN201510761463 A CN 201510761463A CN 106117106 A CN106117106 A CN 106117106A
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Prior art keywords
tertbutyloxycarbonyl
ethyl pyrrolidone
synthetic method
medicine intermediate
pyrrolidone
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CN201510761463.4A
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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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Priority to CN201510761463.4A priority Critical patent/CN106117106A/zh
Publication of CN106117106A publication Critical patent/CN106117106A/zh
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D207/00Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D207/24Oxygen or sulfur atoms
    • C07D207/262-Pyrrolidones
    • C07D207/2632-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrrole Compounds (AREA)

Abstract

本发明涉及一种医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法,以吡咯烷酮为原料,在1个大气压和溶剂丙酮作用下,在温度100℃-130℃下先与丁内酯氨化,然后通过氰化生成1-叔丁氧羰基-3-乙基吡咯烷酮。本发明医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法简单、高效,并且操作安全,在具体生产中非常实用。

Description

医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法
技术领域
本发明涉及一种医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法。
背景技术
1-叔丁氧羰基-3-乙基吡咯烷酮是许多药物合成的起始原料,特别是很多吡咯烷酮化合物的重要中间体,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、安全操作的医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法。
本发明的目的是这样实现的:
一种医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法,以吡咯烷酮为原料,在1个大气压和溶剂丙酮作用下,在温度100℃-130℃下先与丁内酯氨化,然后通过氰化生成1-叔丁氧羰基-3-乙基吡咯烷酮。
与现有技术相比,本发明的有益效果是:
本发明医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法简单、高效,并且操作安全,在具体生产中非常实用。
具体实施方式
本发明医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法具体如下:
以吡咯烷酮为原料,在1个大气压和溶剂丙酮作用下,在温度100℃-130℃下先与丁内酯氨化,然后通过氰化生成1-叔丁氧羰基-3-乙基吡咯烷酮。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)

1.一种医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法,其特征在于以吡咯烷酮为原料,在1个大气压和溶剂丙酮作用下,在温度100℃-130℃下先与丁内酯氨化,然后通过氰化生成1-叔丁氧羰基-3-乙基吡咯烷酮。
CN201510761463.4A 2015-11-11 2015-11-11 医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法 Pending CN106117106A (zh)

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CN201510761463.4A CN106117106A (zh) 2015-11-11 2015-11-11 医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法

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CN201510761463.4A CN106117106A (zh) 2015-11-11 2015-11-11 医药中间体1-叔丁氧羰基-3-乙基吡咯烷酮的合成方法

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CN106117106A true CN106117106A (zh) 2016-11-16

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Application publication date: 20161116