Cy5-SE (triethylamine salt)

Cy5-SE is a hydrophilic amine-reactive fluorescent probe. It displays excitation/emission maxima of 646/662 nm, respectively. Cy5-SE-conjugated ligands have been used in the characterization of hematopoietic tumor microenvironments.Formal Name: 2-[5-[1-[6-[(2,5-dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1,3-pentadien-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-3H-indolium, inner salt, compd. with N,N-diethylethanamine. CAS Number: 1497420-70-8. Synonyms: Sulfo-Cy5. Molecular Formula: C37H43N3O10S2 . C6H15N. Formula Weight: 855.1. Purity: >95%. Emission: 662 nm. Excitation: 646 nm. Formulation: (Request formulation change), A crystalline solid. Solubility: DMF: 30 mg/ml, DMSO: 30 mg/ml, Ethanol: 15 mg/ml, PBS (pH 7.2): 1 mg/ml. lambdamax: 649 nm. SMILES: O=C(CCCCCN1/C(C(C)(C2=C1C=CC(S(O)(=O)=O)=C2)C)=C/C=C/C=C/C3=[N+](C4=CC=C(C=C4C3(C)C)S([O-])(=O)=O)CC)ON5C(CCC5=O)=O.CCN(CC)CC. InChi Code: InChI=1S/C37H43N3O10S2.C6H15N/c1-6-38-29-18-16-25(51(44,45)46)23-27(29)36(2,3)31(38)13-9-7-10-14-32-37(4,5)28-24-26(52(47,48)49)17-19-30(28)39(32)22-12-8-11-15-35(43)50-40-33(41)20-21-34(40)42,1-4-7(5-2)6-3/h7,9-10,13-14,16-19,23-24H,6,8,11-12,15,20-22H2,1-5H3,(H-,44,45,46,47,48,49),4-6H2,1-3H3. InChi Key: IFUMHFCOWWJPSC-UHFFFAOYSA-N.