Patent number: 8475939
Abstract: An m-terphenyl derivative has a structure of formula (I) or (II): wherein A and B are five-membered heterocyclic compounds selected from the group consisting of pyrrole, pyrazole, imidazole, 1,2,3-triazole, 1,2,4-triazole, 1,2,3,4-tetrazole, 1,2-thiazole, 1,3-thiazole and 1,3,4-thiadiazole, each of substituents R, R1 and R2 is a member independently selected from the group consisting of H, halo, cyano, trifluoromethyl, amino, C1-C10 alkyl, C2-C10 alkenyl, C2-C10 alkynyl, C3-C20 cycloalkyl, C3-C20 cycloalkenyl, C1-C20 heterocycloalkyl, C1-C20 heterocycloalkenyl, aryl and heteroaryl. The compound of the present invention may have advantages in good electron affinity, low HOMO and thereby achieving hole blocking and may be used for electron transport material and/or electron injection material.
Type:
Grant
Filed:
January 6, 2011
Date of Patent:
July 2, 2013
Assignee:
National Tsing Hua University
Inventors:
Chien-Hong Cheng, Cheng-An Wu, Fang-Iy Wu, Cheng-Hung Shih
Publication number: 20120329743
Abstract: The invention provides certain cycloalkyl-fused tetrahydroquinolines of the Formula (I), and their pharmaceutically acceptable salts and esters, wherein R1, R2, R7, R8, R8a, E, Y, Z, n, u, and t are as defined herein. The invention also provides pharmaceutical compositions comprising such compounds, and methods of using the compounds for treating diseases or conditions associated with uncontrolled or inappropriate stimulation of CRTH2 function.
Type:
Application
Filed:
June 14, 2012
Publication date:
December 27, 2012
Inventors:
Xianhai Huang, Jason Brubaker, Scott L. Peterson, John W. Butcher, Joshua T. Close, Michelle Martinez, Rachel Nicola MacCoss, Joon O. Jung, Phieng Siliphaivanh, Hongjun Zhang, Robert G. Aslanian, Purakkattle Johny Biju, Li Dong, Ying Huang, Kevin D. McCormick, Anandan Palani, Ning Shao, Wei Zhou