TCO-PEG4-NHS Ester is a multifunctional bioactive compound, whose core structure integrates a biocompatible polyethylene glycol (PEG) chain and active ester groups. The structure of this product is precise, incorporating TCO groups, PEG connecting arms and NHS ester functional components. The production process is rigorous, involving precise synthetic chemical steps to ensure the chemical purity and functionality of each component. The product connects its components together through fine chemical reactions, ensuring the stability of the molecular structure and biological activity. TCO-PEG4-NHS Ester is often used in the biomedical field, such as protein modification and drug development. Its application scenarios are extensive, including the functionalization of biomaterial surfaces and the preparation of drug carriers, etc. With its superior biocompatibility and functional characteristics, this product has broad application prospects in the field of biomedicine.