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Chemical structure of CY5-SE

GC35771

CY5-SE

Also known as (2Z)-2-[(2E,4E)-5-[1-[6-(2,5-dioxopyrrolidin-1-yl)oxy-6-oxohexyl]-3,3-dimethyl-5-sulfoindol-1-ium-2-yl]penta-2,4-dienylidene]-1-ethyl-3,3-dimethylindole-5-sulfonate

Cy5-SE (Cy5 NHS Ester) is a reactive dye for the labeling of amino-groups in peptides, proteins, and oligonucleotides

ChemicalCAS146368-14-1MW753.88FormulaC37H43N3O10S2
CAS number
146368-14-1
Molecular weight
753.88
Formula
C37H43N3O10S2
Solubility
DMSO ： 25 mg/mL (33·16 mM; Need ultrasonic); H2O ： ≥ 5·88 mg/mL (7·80 mM)
InChIKey
WXWLHDCCGVWTDZ-UHFFFAOYSA-N
Catalogue number
GC35771
Brand
GLPBIO
Computed properties PubChem CID 91811032 · XLogP 4 · TPSA 198 Ų · H-bond donors 1
XLogP
4
TPSA
198 Ų
H-bond donors
1
H-bond acceptors
11
Rotatable bonds
13
Heavy atoms
52

SMILES CCN\1C2=C(C=C(C=C2)S(=O)(=O)[O-])C(/C1=C/C=C/C=C/C3=[N+](C4=C(C3(C)C)C=C(C=C4)S(=O)(=O)O)CCCCCC(=O)ON5C(=O)CCC5=O)(C)C

Computed descriptors from PubChem (CID 91811032), 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.