Chemical Information Catelog Number: F01-0224 Product Name: BDP FL-PEG4-TCO CAS Number: 2183473-16-5 Molecular Formula: C33H49BF2N4O7 Molecular Weight: 662.6 Purity: 95% Solubility: DMSO, DMF, DCM, low solubility in water Product Specification Excitation Maximum (nm): 503 ε, L⋅mol−1⋅cm−1: 80,000 Emission Maximum (nm): 509 Package: 5 mg/10 mg/25 mg Storage Condition: -20 °CBDP FL-PEG4-TCO is a BDP FL linker containing a TCO group and a hydrophilic PEG spacer arm. The TCO group allows site-specific conjugation by Click Chemistry and is ideal for conjugation with of antibodies, proteins or probes. The hydrophilic PEG spacer arm can increase water solubility.