IR 140 Perchlorate | CAS 53655-17-7

Catalog Number	A17-0090
Category	Laser Dyes
Molecular Formula	C39H34Cl2N3S2∙ClO4
Molecular Weight	779.19

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Product Introduction

IR 140 Perchlorate is a near-infrared laser dye with strong emission around 820 nm. It’s used for NIR imaging and optical amplification.

Chemical Information
Application

Synonyms	5-chloro-2-[2-[3-[(5-chloro-3-ethyl-2(3H)-benzothiazolylidene)ethylidene]-2-(diphenylamino)-1-cyclopenten-1-yl]ethenyl]-3-ethyl-benzothiazolium perchlorate; 5,5'-Dichloro-11-diphenylamino-3,3'-deithyl-10,12-ethylenethiatricarbocyanine perchlorate
Canonical SMILES	CCN1C2=C(C=CC(=C2)Cl)SC1=CC=C3CCC(=C3N(C4=CC=CC=C4)C5=CC=CC=C5)C=CC6=[N+](C7=C(S6)C=CC(=C7)Cl)CC.[O-]Cl(=O)(=O)=O
InChI	InChI=1S/C39H34Cl2N3S2.ClHO4/c1-3-42-33-25-29(40)19-21-35(33)45-37(42)23-17-27-15-16-28(18-24-38-43(4-2)34-26-30(41)20-22-36(34)46-38)39(27)44(31-11-7-5-8-12-31)32-13-9-6-10-14-32;2-1(3,4)5/h5-14,17-26H,3-4,15-16H2,1-2H3;(H,2,3,4,5)/q+1;/p-1
InChIKey	UVLDECUUBLLYRG-UHFFFAOYSA-M

IR 140 Perchlorate is a compound with varied applications, particularly in physiological and biochemical research. Here are some notable applications of IR 140 Perchlorate:

Fluorescent Labeling and Imaging: IR 140 Perchlorate is used as a fluorescent dye in biological imaging applications. It is particularly suitable for labeling proteins, nucleic acids, and other biomolecules due to its strong absorption and emission features. This allows researchers to visualize and track biological molecules and processes in live cells and tissues with high specificity and sensitivity.

Photodynamic Therapy: IR 140 Perchlorate can serve as a photosensitizer in photodynamic therapy (PDT), a treatment modality for various cancers and microbial infections. When activated by light of a specific wavelength, the dye produces reactive oxygen species that kill targeted cells. This approach allows localized treatment with minimal damage to surrounding healthy tissue and has shown promise in clinical applications.

Spectroscopic Studies: In spectroscopic applications, IR 140 Perchlorate is employed to study molecular interactions and dynamics. Its high quantum yield and distinctive spectral properties make it an excellent probe for fluorescence resonance energy transfer (FRET) experiments. Researchers can use it to monitor changes in molecular distances and conformational alterations in real-time.

Biochemical Assays: IR 140 Perchlorate is also valuable in various biochemical assays, where it is used to detect and quantify biological substances. For instance, it can be part of enzyme-linked immunosorbent assays (ELISAs) or other fluorescence-based detection methods. This enhances the sensitivity and accuracy of the assays, facilitating the identification and measurement of proteins, nucleic acids, and other analytes.