Invention Grant
US06420616B1 Process for preparing a dinitronaphthalene isomer mixture having an increased proportion of 1,5- dinitronaphthalene
失效
制备1,5-二硝基萘比例增加的二硝基萘异构体混合物的方法
- Patent Title: Process for preparing a dinitronaphthalene isomer mixture having an increased proportion of 1,5- dinitronaphthalene
- Patent Title (中): 制备1,5-二硝基萘比例增加的二硝基萘异构体混合物的方法
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Application No.: US09726241Application Date: 2000-11-29
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Publication No.: US06420616B1Publication Date: 2002-07-16
- Inventor: Christoph Gürtler , Manfred Jautelat , Michael Schelhaas
- Applicant: Christoph Gürtler , Manfred Jautelat , Michael Schelhaas
- Priority: DE19958389 19991203
- Main IPC: C07C20500
- IPC: C07C20500
Abstract:
The present invention relates to a process for preparing a dinitronaphthalene isomer mixture having an increased proportion of 1,5-dinitronaphthalene by nitrating naphthalene in the presence of at least one ionic liquid.
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