9 10-bis(phenylethynyl)anthracene July 8, 2019 16 32 64 128 9 10 bis phenylethynyl anthracene 9 10-bis(phenylethynyl)anthracene synthesis 9 10-bis(phenylethynyl)anthracene msds 9 10-bis(phenylethynyl)anthracene wavelength 9 10-diphenylanthracene 9 10-bis (triisopropylsilyl)ethynyl anthracene