Invention Grant
- Patent Title: Process for preparing substituted 1,4-quinone methides
- Patent Title (中): 取代1,4-醌甲基化物的制备方法
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Application No.: US12763572Application Date: 2010-04-20
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Publication No.: US08212081B2Publication Date: 2012-07-03
- Inventor: Stefanie Rinker , Phillip R. James , Manfred Neumann , Oliver Erpeldinger , Frank Kraushaar
- Applicant: Stefanie Rinker , Phillip R. James , Manfred Neumann , Oliver Erpeldinger , Frank Kraushaar
- Applicant Address: DE Essen
- Assignee: Evonik Degussa GmbH
- Current Assignee: Evonik Degussa GmbH
- Current Assignee Address: DE Essen
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: DE102009002514 20090421
- Main IPC: C07C45/27
- IPC: C07C45/27 ; C07C45/29
Abstract:
A method for preparing a substituted 1,4-quinone methide from a 3,5-disubstituted 4-hydroxybenzaldehyde is provided. Also provided is a method to prepare a 3,5-disubstituted 4-hydroxybenzaldehyde from the corresponding 2,6-disubstituted phenol.
Public/Granted literature
- US20100267992A1 PROCESS FOR PREPARING SUBSTITUTED 1,4-QUINONE METHIDES Public/Granted day:2010-10-21
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