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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

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About This Item

Empirical Formula (Hill Notation):
C36H44ClIN2
CAS Number:
207399-07-3
Molecular Weight:
667.11
MDL number:
MFCD00191907
UNSPSC Code:
12352103
PubChem Substance ID:
24866626
NACRES:
NA.23

form

solid

Quality Level

100

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

Related Categories

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.

Storage Class Code

11 - 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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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 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)
IR-780 dye loaded tumor targeting theranostic nanoparticles for NIR imaging and photothermal therapy
Yue C, et al.
Biomaterials, 34(28), 6853-6861 (2013)
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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