TCO连接是在四嗪和应变烯烃（例如反式-环辛烯）之间发生的反应。甲基四嗪-八聚乙二醇-碘乙酰胺中甲基提高了稳定性，亲水性PEG间隔基增加了水溶性。甲基四嗪-四聚乙二醇-碘乙酰胺Methyltetrazine-PEG4-iodoacetamide
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C23H33IN6O.46tetrazine95+%5mg，10mg，25mg是红色固体（具体由其分子量大小决定外观）-20℃长期保存，暗黑处，干燥溶于二氯甲烷、极性有机溶剂（DMF、DMSO）、醇类、低水。避免频繁的溶解和冻干，取用时注意干燥Methyltetrazine-PEG8-NH-BocMethyltetrazine-PEG11-NH-BocMethyltetrazine-PEG5-MaleimideMethyltetrazine-PEG4-maleimideMethyltetrazine-PEG2-maleimideMethyltetrazine-PEG8-NHSesterMethyltetrazine-PEG4-azideMethyltetrazine-PEG4-NH-BocMethyltetrazine-PEG12-NHSesterMethyltetrazine-PEG4-t-butylesterMethyltetrazine-PEG12-MaleimideMethyltetrazine-PEG24-t-butylesterMethyltetrazine-PEG4-amineHClsaltMethyltetrazine-PEG5-triethoxysilaneMethyltetrazine-PEG12-t-butylester西安凯新生物提供各类四嗪的产品包括Tetrazineamine、Me-Tetrazineamine、diPy-Tetrazine-amine、diPy-Tetrazine-COOH、Tz-PEG-COOH、Tz-PEG-NH2等等，小编WMJ后续会持续输出相关知识，动动各位小伙伴的手收藏吧。以上试剂仅供科研使用，不用于诊疗。