甲氧基-PEG-丙腈, mPEG-CN, average M.W. 30,000

羟基-PEG-酰胺丁二酸活性酯, HO-PEG-SAS, average M.W. 1,000

磷脂-PEG-叶酸, DSPE-PEG-FA, average M.W. 10,000

乙酸活性酯-PEG-叠氮, SCM-PEG-Azide, average M.W. 5,000

(S)-叔丁基3-((叔丁氧基羰基)氨基)-4-((1-(N,4-二甲基苯基磺酰胺基)乙烯基)氧基)-4-硫代丁酸酯, (S)-tert-Butyl3-((tert-butoxycarbonyl)amino)-4-((1-(N,4-dimethylphenylsulfonamido)vinyl)oxy)-4-thioxobutanoate

(S)-O-(1-(N,4-二甲基苯基磺酰胺基)乙烯基)2-(((((9H-芴-9-基)甲氧基)羰基)氨基)-4-甲基戊硫酸酯, (S)-O-(1-(N,4-Dimethylphenylsulfonamido)vinyl)2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-methylpentanethioate

(S)-苄基2-(((((1-(N,4-二甲基苯基磺酰胺基)乙烯基)氧基)羰硫基)吡咯烷-1-甲酸, (S)-Benzyl2-(((1-(N,4-dimethylphenylsulfonamido)vinyl)oxy)carbonothioyl)pyrrolidine-1-carboxylate

N-琥珀酰亚胺丙酸酯-PEG-N-琥珀酰亚胺丙酸酯, SPA-PEG-SPA, average M.W. 6,000

巯基-PEG-叶酸, Thio-PEG-FA, average M.W. 10,000

羟基-PEG-丁二酸活性酯, HO-PEG-SS, average M.W. 4,000