Publication number: 20130135574
Abstract: A liquid crystal compound of Formula (I) is provided. In Formula (I), A is benzene, naphthalene, pyridine, furan, thiophene or a single bond, D is benzene, naphthalene, pyridine, furan, thiophene or a single bond, R1 and R2 are C1-10 alkyl, C1-10 alkoxy, fluoro or trifluoro methyl, E is benzene, naphthalene, pyridine, furan, thiophene or a single bond, W is —CO—O—, —O—CO—, —O—, —CH2—CH2—, —CH?CH—, —CH2—O— or a single bond, Z is benzene, naphthalene, pyridine, furan, thiophene or a single bond, Y is hydrogen, methyl, ethyl or propyl, m is 0, 1 or 2, p is 0, 1 or 2, r is 0, 1 or 2, q is 0, 1 or 2, and n is 0, 1, 2 or 3. The invention also provides a liquid crystal display and photochromic material including the compound.
Type:
Application
Filed:
December 29, 2011
Publication date:
May 30, 2013
Applicant:
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
Inventors:
Yi-Rong WANG, Chih-Lung CHIN, Wan-Chi CHEN, Kung-Lung CHENG, Shih-Hsien LIU
Patent number: 8163766
Abstract: The present invention comprises a new class of compounds useful for the modulation of Beta-secretase enzyme activity and for the treatment of Beta-secretase mediated diseases, including Alzheimer's disease (AD) and related conditions. In one embodiment, the compounds have a general Formula I wherein A, B, R3, R4, R5, i and j are defined herein. The invention also comprises pharmaceutical compositions including one or more compounds of Formula I, methods of use for these compounds, including treatment of AD and related diseases, by administering the compound(s) of Formula I, or compositions including them, to a subject. The invention also comprises further embodiments of Formulas II and III, intermediates and processes useful for the preparation of compounds of the invention.
Type:
Grant
Filed:
October 21, 2010
Date of Patent:
April 24, 2012
Assignee:
Amgen Inc.
Inventors:
Wenge Zhong, Stephen A. Hitchcock, Vinod F. Patel, Yuan Cheng, Michael Croghan, Randall W. Hungate, Daniel La, Patricia Lopez, Matthew K. Kaller, Holger Monenschein, Thomas Nguyen, Thomas Nixey, Lewis Pennington, Matthew Weiss, Ted Judd, Russell Graceffa, Qiufen Xue, Charles Kreiman, Brian K. Albrecht, Denise Lyn Andersen, Michael Bartberger, James Brown, Ryan Brown, Stuart C. Chaffee, Scott Harried, Craig Masse, Bryant Yang