CN101735132B - N-甲基-2-羟乙基吡咯烷的合成方法 - Google Patents
N-甲基-2-羟乙基吡咯烷的合成方法 Download PDFInfo
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- CN101735132B CN101735132B CN2009102661760A CN200910266176A CN101735132B CN 101735132 B CN101735132 B CN 101735132B CN 2009102661760 A CN2009102661760 A CN 2009102661760A CN 200910266176 A CN200910266176 A CN 200910266176A CN 101735132 B CN101735132 B CN 101735132B
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CN101735132A CN101735132A (zh) | 2010-06-16 |
CN101735132B true CN101735132B (zh) | 2011-05-11 |
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KR101874021B1 (ko) | 2015-06-02 | 2018-07-04 | 주식회사 제이앤씨사이언스 | 1-메틸-2-(2-하이드록시에틸)피롤리딘의 효과적인 합성방법 |
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Non-Patent Citations (1)
Title |
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石勇 等.1-甲基-2-(β-羟乙基)吡咯烷的合成新工艺.《江苏化工》.2005,第33卷第211-212页. * |
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EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Kangheng Chemical Co., Ltd. Assignor: Jiangsu Heng-Xi'ang Chemical Co., Ltd. Contract record no.: 2012320000067 Denomination of invention: Synthesis method of N-methyl-2-hydroxyethyl hydroxyethyl Granted publication date: 20110511 License type: Exclusive License Open date: 20100616 Record date: 20120210 |
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CP03 | Change of name, title or address |
Address after: 226500, Jiangsu Province, Nantong City, Rugao Shi Zhuang Town, new harbor village 24 groups (the former south side of the mulberry bridge) Patentee after: Jiangsu Heng Xiang Chemical Limited by Share Ltd Address before: 226500, Jiangsu province Rugao Shi Zhen town mulberry wood bridge Patentee before: Jiangsu Heng-Xi'ang Chemical Co., Ltd. |