5(6)-ROX PEG3 azide Size:1mg NCCOC1=CC=C2C(=O)N(C3CCC(=O)NC3=O)C(=O)C2=C1 Purity (HPLC) >= 95%

NCCOC1=CC=C2C(=O)N(C3CCC(=O)NC3=O)C(=O)C2=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

376 SMILES OC(=O)C1CCN(CC1)C1=C2C(=O)N(C3CCC(=O)NC3=O)C(=O)C2=CC=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

626 SMILES: CN(C)C1=CC=C2C(OC3=CC(C=CC3=C2C2=CC(=CC=C2C([O-])=O)C(=O)NCCCCCN)=[N+](C)C)=C1 Purity (HPLC): ≥ 95% Shipping Conditions: room temperature Storage Conditions: Refrigerated Regulatory Statement: For Research Use Only

69 SMILES CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](NC(=O)CCOCCC(O)=O)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

389 SMILES CC(C)(C)OC(=O)N1CCN(CC1)C1CCNCC1 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

5(6)-ROX PEG3 azide Size:1mg NCCOC1=CC=C2C(=O)N(C3CCC(=O)NC3=O)C(=O)C2=C1 Purity (HPLC) >= 95%5(6) ROX PEG3 azide is an excellent alkyne reactive fluorescent reagent for labeling alkyne containing biological molecules through the well known click chemitry. The conjugate has better solubility than the parent dye carboxyrhodamine and its long PEG spacer should reduce any steric effect of the dye on the molecule to be labelled. ROX is a red emitting rhodamine dye possessing high brightness and fluorescence quantum yield. Can replace Alexa Fluor