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聚乙二醇(PEG)衍生物是绝佳的连接剂,其片段具有水溶性、生物相溶性、灵活性。以下是异官能团双取代的典型结构式:
NH2-PEG-COOH
mPEG-OH
mPEG-NH2
mPEG-COOH
mPEG-NHS
AA-PEG-AA (AA-Acetic Acid)
OH-PEG-OH
AC-PEG-AC (AC-Acrylate)
NCO-PEG-NCO
SAA-PEG-SAA (SAA-Succinamide Acid)
GAA-PEG-GAA (GAA-Glutaramide Acid)
MA-PEG-MA (MA-Methacrylate)
GA-PEG-GA (GA-Glutaric Acid)
VS-PEG-VS (VS-Vinyl Sulfone)
CHO-PEG-CHO
COOH-PEG-COOH
SH-PEG-SH (SH-thiol)
Alkyne-PEG-Alkyne
Azide-PEG-Azide
NH2-PEG-NH2
SA-PEG-SA (SA-Succinic Acid)
SS-PEG-SS (SS-Succinimidyl Succinate ester)
Br-PEG-Br
HZ-PEG-HZ (HZ-Hydrazide)
Biotin-PEG-Biotin
华腾生物为国内广大客户提供种类最为齐全的同官能团双取代聚乙二醇衍生物,纯度高、质量好、价格优