An amine-reactive fluorescent probe
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Cy5-SE (triethylamine salt)

Item No. 30387

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
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(Learn about Variance in Solubility)
DMF: 30 mg/mlDMSO: 30 mg/mlEthanol: 15 mg/mlPBS (pH 7.2): 1 mg/ml
λmax
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
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
Certificates of Analysis & Batch Specific Data

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    1 mg

    $107

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    5 mg

    $477

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    10 mg

    $845

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    Cayman Chemical
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    Product Description

    Cy5-SE is a hydrophilic amine-reactive fluorescent probe.1 It displays excitation/emission maxima of 646/662 nm, respectively. Cy5-SE-conjugated ligands have been used in the characterization of hematopoietic tumor microenvironments.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Soodgupta, D., Zhou, H., Beaino, W., et al. Ex vivo and in vivo evaluation of overexpressed VLA-4 in multiple myeloma using LLP2A imaging agents. J. Nucl. Med. 57(4), 640-645 (2016).