Invention Grant
- Patent Title: Method for producing quinazoline derivative
- Patent Title (中): 喹唑啉衍生物的制备方法
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Application No.: US12733169Application Date: 2008-08-15
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Publication No.: US08492543B2Publication Date: 2013-07-23
- Inventor: Jun Niijima
- Applicant: Jun Niijima
- Applicant Address: JP Tokyo
- Assignee: Eisai R&D Management Co., Ltd.
- Current Assignee: Eisai R&D Management Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JPP2007-212921 20070817
- International Application: PCT/JP2008/064620 WO 20080815
- International Announcement: WO2009/025238 WO 20090226
- Main IPC: C07D239/72
- IPC: C07D239/72
Abstract:
[4-(3-aminophenyl)-6,7-dimethoxyquinazolin-2-yl]methylamine with a favorable yield and high purity can be produced by subjecting a compound represented by the following formula (I) to a step of reacting with methylamine and a step of deprotection if desired: wherein L represents a protective group of amino.
Public/Granted literature
- US20110152521A1 Method for Producing Quinazoline Derivative Public/Granted day:2011-06-23
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