CAS 615288-66-9 appears in our catalog under these names: 2'-Deoxy-5'-DMT-5-ethynyluridine 3'-CE phosphoramidite, 5-Ethynyl-dU-CE Phosphoramidite 97%, (2R,3S,5R)-2-((Bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-5-(5-ethynyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-3-yl (2-cyanoethyl) diisopropylphosphoramidite, 97%, 97%, 5-Ethynyl-DU CEP, 5-Ethynyl-DU CEP, 98%. Offered by: Biosynth, Ambeed, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 250mg, 100mg, 500mg, 1000mg, 2000mg, 1g, 5g, 250 mg.