DOTA-NHS Size:100mg CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](N)C(C)(C)C)C=C1 Purity (HPLC) >= 95%

CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](N)C(C)(C)C)C=C1 Purity (HPLC) >= 95% Shipping Conditions Room temperature Storage Conditions Refrigerated Shelf Life 12 months after the date of delivery Regulatory Statement For Research Use Only

1038/s41598-022-13317-8

Product Name: 5(6)-FAM PEG3 alkyne Synonyms: 5-(and 6)-Carboxyfluorescein-PEG3-alkyne CAS Number: N/A Molecular Formula: C30H27NO9 Molecular Weight: 545

It is preferred for some complicated biological applications where reproducibility is more critical than material cost since the minor positional difference between 5-ROX and 6-ROX might significantly affect some biological properties of the underlying conjugates

334 SMILES O=C1N(C2CCC(=O)NC2=O)C(=O)C2=CC(OCCOCC#C)=CC=C12 Purity (HPLC) >= 95% Shipping Conditions Room temperature Storage Conditions Refrigerated Shelf Life 12 months after the date of delivery Regulatory Statement For Research Use Only

DOTA-NHS Size:100mg CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](N)C(C)(C)C)C=C1 Purity (HPLC) >= 95%DOTA bifucational chelator containing an amine reactive NHS group, an alkyl linker, and the macrocyclic chelator DOTA ( 1,4,7,10 tetraazacyclododecane 1,4,7,10 tetraacetic acid). It can be used in many different diagnostic and therapeutic applications, such as MRI contrast agents, PET and SPECT imaging agents, and radiotherapeutic agents. Product Name DOTA NHS Synonyms CAS Number 170908 81 3 Related CAS Molecular Formula C20H31N5O10 Molecular Weight