Patent number: 9200035
Abstract: A compound having the formula: wherein X is S, SO or SO2; one of R1, R2, and R3 is O and the others of R1, R2 and R3 are independently, the same or different, CH2, or CR13 wherein, R13 is an alkyl group, an alkenyl group, an alkynyl group, a trialkylsilyl group, or —(CH2)mOR15, wherein R15 is an alkyl group or an aryl group and m is an integer in the range of 1 to 10, and one of R5, R6, and R7 is O and the others of R5, R6 and R7 are independently, the same or different, CH2, or CR14 wherein, R14 is an alkyl group, an alkenyl group, an alkynyl group, a trialkylsilyl group, or —(CH2)nOR16, wherein R16 is an alkyl group or an aryl group and n is an integer in the range of 1 to 10; R4 and R8 are independently, the same or different, H, an alkyl group, an alkenyl group, an alkynyl group, an aryl group, a heteroaryl group, a C1-C3 alkoxy group, an aryloxy group, or —(CH2)qOR17, wherein R17 is an alkyl group or an aryl group and q is an integer in the range of 1 to 10, provided that R4 is not a C1-C3 alkoxy g
Type:
Grant
Filed:
October 19, 2012
Date of Patent:
December 1, 2015
Assignee:
University of Pittsburgh—of the Commonwealth System of Higher Education
Inventors:
Peter Wipf, Joel S. Greenberger, Michael W. Epperly, Melissa M. Sprachman, Julie Pamela Goff