Aldehyde-PEG-Aldehyde,CHO-PEG-CHO,醛基-聚乙二醇-醛基

An English name:Aldehyde-PEG-Aldehyde,CHO-PEG-CHO
Chinese name:醛基-聚乙二醇-醛基
CAS:N/A
Formula:N/A
MW:CHO-PEG5k-CHO/CHO-PEG10k-CHO/Aldehyde-PEG3.4k-Aldehyde/Aldehyde-PEG20k-Aldehyde/醛基-聚乙二醇-醛基
Purity:95%+
Availability:In Stock
Ships within:24 hours
Storage condition:-20℃,In dark,In drying
Shipping:Ambient temperature
供應(yīng):西安凱新生物科技有限公司

醛PEG是一種胺反應(yīng)性PEG衍生物,可用于通過可用的胺基團(tuán)修飾生物分子。醛基與賴氨酸殘基的ε-胺與N端的α-胺之間的反應(yīng)產(chǎn)生一個(gè)中間席夫堿,用氫化物進(jìn)一步還原將形成穩(wěn)定的CN鍵。PEG醛在5.5至9.5的pH下與胺基反應(yīng),較高的pH值會(huì)導(dǎo)致末端和賴氨酸基團(tuán)多次聚乙二醇化,醛PEG是蛋白質(zhì)或肽中n端聚乙二醇化的常用PEG試劑。
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