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Chemical structure of Cy5·5

GC39818

Cy5·5

Also known as (2E)-2-[(2E,4E)-5-[3-(5-carboxypentyl)-1,1-dimethyl-6,8-disulfobenzo[e]indol-3-ium-2-yl]penta-2,4-dienylidene]-3-ethyl-1,1-dimethyl-8-sulfobenzo[e]indole-6-sulfonate

Cy5·5 (Sulfo-Cyanine5·5) is a near-infrared fluorescent dye (Ex=673 nm, Em=707 nm) used to label biological molecules, such as peptides, proteins, and oligonucleotides

ChemicalCAS210892-23-2MW917.05FormulaC41H44N2O14S4
CAS number
210892-23-2
Molecular weight
917.05
Formula
C41H44N2O14S4
Solubility
DMSO ： 100 mg/mL (109·05 mM; Need ultrasonic); H2O ： 5 mg/mL (5·45 mM; ultrasonic and warming and heat to 60°C)
InChIKey
LIZDKDDCWIEQIN-UHFFFAOYSA-N
Catalogue number
GC39818
Brand
GLPBIO
Computed properties PubChem CID 131875897 · XLogP 4.6 · TPSA 297 Ų · H-bond donors 4
XLogP
4.6
TPSA
297 Ų
H-bond donors
4
H-bond acceptors
15
Rotatable bonds
13
Heavy atoms
61

SMILES CCN\1C2=C(C3=C(C=C2)C(=CC(=C3)S(=O)(=O)O)S(=O)(=O)[O-])C(/C1=C\C=C\C=C\C4=[N+](C5=C(C4(C)C)C6=C(C=C5)C(=CC(=C6)S(=O)(=O)O)S(=O)(=O)O)CCCCCC(=O)O)(C)C

Computed descriptors from PubChem (CID 131875897), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.