CAS 143028-98-2 (free acid) appears in our catalog under these names: 2'-O-Methylcytidine 5'-triphosphate lithium - 100mM aqueous solution, 2'-O-Methylcytidine-5'-triphosphate sodium salt - 100mM aqueous solution. Offered by: Biosynth. Available pack sizes: 2,5mg, 1mg, 5mg, 10mg, 25mg, 50mg.