CAS 869709-83-1 appears in our catalog under these names: 4-Chloro-6-(4-methoxyphenyl)thieno[3,2-d]pyrimidine, 95%, 4-Chloro-6-(4-methoxyphenyl)thieno(3,2-d)pyrimidine, 98%, 4-Chloro-6-(4-methoxyphenyl)thieno(3,2-d)pyrimidine, 4-Chloro-6-(4-methoxy-phenyl)-thieno[3,2-d]-pyrimidine. Offered by: Combi-blocks, AmBeed, Biosynth, Fluorochem. Available pack sizes: 100mg, 1g, 250mg, 5g, 10g, 2,5g.