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425311

Sigma-Aldrich

IR-780 iodide

Dye content ≥95 %

Synonym(s):
2-[2-[2-Chloro-3-[(1,3-dihydro-3,3-dimethyl-1-propyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-3,3-dimethyl-1-propylindolium iodide
Empirical Formula (Hill Notation):
C36H44ClIN2
CAS Number:
Molecular Weight:
667.11
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

form

solid

composition

Dye content, ≥95%

mp

232-234 °C (lit.)

λmax

780 nm

SMILES string

[I-].CCCN1c2ccccc2C(C)(C)/C1=C\C=C3/CCCC(\C=C\C4=[N+](CCC)c5ccccc5C4(C)C)=C3Cl

InChI

1S/C36H44ClN2.HI/c1-7-24-38-30-18-11-9-16-28(30)35(3,4)32(38)22-20-26-14-13-15-27(34(26)37)21-23-33-36(5,6)29-17-10-12-19-31(29)39(33)25-8-2;/h9-12,16-23H,7-8,13-15,24-25H2,1-6H3;1H/q+1;/p-1

InChI key

IRPKBYJYVJOQHQ-UHFFFAOYSA-M

General description

IR-780 iodide is a near-infrared lipophilic cation heptamethine fluorescent dye. It has a good fluorescent intensity and can be used as a photothermal therapy agent. It shows an optical absorption spectrum of 780 nm that makes it useful as a sonodynamic therapy agent for medical treatment.

Application

IR-780 based dyes can be potentially used in a biomedical application and drug delivery for tumor imaging and targeted therapy.

Packaging

1 g in glass bottle

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

IR-780 dye for near-infrared fluorescence imaging in prostate cancer
Yi X, et al.
Medical Science Monitor : International Medical Journal of Experimental and Clinical Research, 21(28), 511-511 (2015)
IR-780 dye loaded tumor targeting theranostic nanoparticles for NIR imaging and photothermal therapy
Yue C, et al.
Biomaterials, 34(28), 6853-6861 (2013)
IR-780 dye as a sonosensitizer for sonodynamic therapy of breast tumor
Li Y, et al.
Scientific Reports, 6(28), 25968-25968 (2016)
Sentinel lymph node mapping by a near-infrared fluorescent heptamethine dye
Zhang C, et al.
Biomaterials, 31(7), 1911-1917 (2010)
Preferential accumulation of the near infrared heptamethine dye IR-780 in the mitochondria of drug-resistant lung cancer cells
Wang Y, et al.
Biomaterials, 35(13), 4116-4124 (2014)

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