Bolton-Hunter reagent, 18.5 MBq 、 poly[CH(CH
3)O-(CH
2CH
2O)3-CH(CH
3)O-(CH
2CH
2O)m-CH(CH
3)O-(CH
2CH
2O)3-CH
2CH(NH
2)CH
2O], M
w = 25 000 g/mol, M
w/M
n = 2.0 生成 poly[OCH(CH3)O-(CH2CH2O)3-CH(CH3)O-(CH2CH2O)m-CH(CH3)O-(CH2CH2O)3-CH2CH(NHCOCH2CH2-(4-hydroxy-3,5-di125I-phenyl))CH2], radiolabeled, labeling efficiency 73.6 percent, specif. activity 74 μCi/mg