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Cyanine7 hydrazide

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Cyanine7 hydrazide

Cyanine7 hydrazide

Catalog Number R05-0010
Category Hydrazides
Molecular Formula C37H48Cl2N4O
Molecular Weight 635.70
Catalog Number Size Price Quantity

Product Introduction

Hydrazide derivative of Cyanine7, a NIR fluorescent dye, an analog of Cy7®. This variety of heptamethine fluorophore contains a six-membered ring rigidizing the polymethine chain which allows to increase quantum yield by 20% compared to parent structure.

Chemical Information

Related CAS 2183440-61-9 (without anion)
Purity NMR 1H, HPLC-MS (95%)
IUPAC Name [6-[3,3-dimethyl-2-[2-[3-[2-(1,3,3-trimethylindol-1-ium-2-yl)ethenyl]cyclohex-2-en-1-ylidene]ethylidene]indol-1-yl]hexanoylamino]azanium;dichloride
Canonical SMILES CC1(C2=CC=CC=C2[N+](=C1C=CC3=CC(=CC=C4C(C5=CC=CC=C5N4CCCCCC(=O)N[NH3+])(C)C)CCC3)C)C.[Cl-].[Cl-]
InChI InChI=1S/C37H46N4O.2ClH/c1-36(2)29-16-8-10-18-31(29)40(5)33(36)23-21-27-14-13-15-28(26-27)22-24-34-37(3,4)30-17-9-11-19-32(30)41(34)25-12-6-7-20-35(42)39-38;;/h8-11,16-19,21-24,26H,6-7,12-15,20,25,38H2,1-5H3;2*1H
InChI Key YBDAEKSMRYCHJV-UHFFFAOYSA-N
Solubility moderate solubility in water, good in polar organic solvents (DMF, DMSO, alcohols)
Appearance green powder
  • Product Specification
ε, L⋅mol-1⋅cm-1 199000
Fluorescence Quantum Yield 0.3
Excitation 750
Emission 773
Storage 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.

Computed Properties

Hydrogen Bond Donor Count 2
Hydrogen Bond Acceptor Count 4
Rotatable Bond Count 9
Exact Mass 634.3205176 g/mol
Monoisotopic Mass 634.3205176 g/mol
Topological Polar Surface Area 63Ų
Heavy Atom Count 44
Formal Charge 0
Complexity 1150
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 3
Covalently-Bonded Unit Count 3
Compound Is Canonicalized Yes
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