CAS 1849-27-0 appears in our catalog under these names: 1,4-Bis(phenylethynyl)benzene, 97% , 1,4-Bis(phenylethynyl)benzene, 1,4-Bis(phenylethynyl)benzene 97%, 1,4-Bis(phenylethynyl)benzene, 98%, 98%, 1,4-Bis(phenylethynyl)benzene, 98%. Offered by: Thermo Scientific (Alfa Aesar), Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 5g, 25g, 10g, 50g, 100g, 500g, 100mg.