C-14 labeled (±) 15-Deoxyspergualin trihydrochloride, 1-amino-19-(14C-guanidine)-11-hydroxy-4,9,12-triazanonadecane-10,13-dione trihydrochloride was prepared in a 3% overall yield from Carbon-14 labeled S-Methyl isothiourea hemisulfate, [imino-14C]. The radiochemical purity of the sample was 97.0% and the specific activity was 41.3 microcuries/mg.
用碳-14 标记的 S-甲基异
硫脲半
硫酸盐[亚
氨基-14C]制备了碳-14 标记的(±) 15-Deoxyspergualin 三盐酸盐,1-
氨基-19-(14C-
胍)-11-羟基-4,9,12-三氮杂
十一烷-10,13-二酮三盐酸盐,总收率为 3%。样品的放射
化学纯度为 97.0%,比活度为 41.3 微库仑/毫克。