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IR-783

CAS 115970-66-6C38H46ClN2NaO6S2Organic & Printed Electronics

IR-783 (CAS: 115970-66-6; Formula: C38H46ClN2NaO6S2; MW: 749.35) is a sodium salt of an indolocarbocyanine dye. It exhibits strong absorption in the near-infrared region, with a lambda max of 782 nm. This compound is primarily utilised in materials science, particularly in the development of organic and printed electronics, as well as photonic and optical materials. Its spectral properties also make it suitable for laser dye applications.

IUPAC
2-[2-[2-Chloro-3-[2-[1,3-dihydro-3,3-dimethyl-1-(4-sulfobutyl)-2H-indol-2-ylidene]-ethylidene]-1-cyclohexen-1-yl]-ethenyl]-3,3-dimethyl-1-(4-sulfobutyl)-3H-indolium hydroxide, inner salt sodium salt
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IR-783 (C38H46ClN2NaO6S2) — chemical structure, CAS 115970-66-6; Materials Science, fine chemical supplied by Tech Serve Solutions
Infrared (IR) DyesLaser DyesMaterials Science
01 /Applications

Organic and Printed Electronics

IR-783 serves as a functional material in organic electronic devices, contributing to their optical and electronic properties. Its absorption characteristics are valuable for applications in optoelectronic research and development.

Photonic and Optical Materials

This dye is incorporated into advanced materials for photonic and optical applications. Its near-infrared absorption properties are leveraged in the design of novel optical systems and sensors.

Laser Dyes

With its characteristic absorption at 782 nm, IR-783 is suitable for use as a laser dye in specific spectral ranges. It enables the generation of laser light in the near-infrared spectrum.

Materials Science Research

IR-783 is employed in general materials science research to investigate new compounds with specific light-absorbing properties. It aids in exploring novel material functionalities.

02 /Properties
Molecular weight749.35
Empirical formulaC38H46ClN2NaO6S2
Melting point209-212 °C(lit.)
03 /Safety & handling
Protective equipmentEyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Water hazard class (WGK, DE)3

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
115970-66-6
MDL number
MFCD03427057
PubChem substance
24878673
05 /Additional specifications
Absorptionλmax 782 nm
06 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

07 /Frequently asked questions

What is IR-783 used for?

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IR-783 is used in materials science, organic and printed electronics, photonic and optical materials, and as a laser dye, due to its strong near-infrared absorption at 782 nm.

What is the CAS number and chemical formula for IR-783?

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The CAS number for IR-783 is 115970-66-6, and its chemical formula is C38H46ClN2NaO6S2.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies IR-783 as a research-grade chemical. The precise purity is not specified in the available data, and we do not represent it as meeting USP, BP, or EP pharmacopoeia standards.

What are the safety and handling considerations for IR-783?

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When handling IR-783, it is essential to wear eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used. The German WGK classification is 3, indicating a higher hazard to water.

How is IR-783 packed and shipped?

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IR-783 is typically packed according to industry standards for chemical reagents and is exported globally by Tech Serve Solutions.

How can I request a sample or quote for IR-783?

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To request a sample or a quotation for IR-783, please contact our sales department through the website or by phone.

Need IR-783 in a specific grade or volume?