Methyltetrazine-PEG8-NHS Ester is a PEG active NHS ester, which is very reactive with amine(NH2) cotaining entity. The hydrophilic PEG spacer is transferrable to the labeled molecule, reducing aggregation of labeled proteins stored in solution. Methyltetrazine enable click chemistry with TCO (trans-cycloctene). Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
Usually ships within 24 hours.