IR-1061
IR-1061 (CAS: 155614-01-0) is a specialized organic chemical with the molecular formula C44H34ClS2 · BF4. Its structure facilitates strong absorption in the near-infrared region, with a characteristic absorption maximum (λmax) at 1061 nm in methylene chloride. This compound is primarily utilised in applications requiring specific optical and photonic properties, including as an infrared dye and in the field of organic and printed electronics.
- IUPAC
- 4-[2-[2-Chloro-3-[(2,6-diphenyl-4H-thiopyran-4-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-2,6-diphenylthiopyrylium tetrafluoroborate

Infrared (IR) Dyes
IR-1061 functions as a dye with significant absorption in the near-infrared spectrum, making it suitable for applications where light absorption at approximately 1061 nm is required.
Laser Dyes
Its optical properties may lend themselves to applications in laser technology, particularly where emission or absorption characteristics align with its spectral profile.
Materials Science
This compound is employed in materials science research and development, potentially for creating novel materials with specific optical or electronic functionalities.
Organic and Printed Electronics
IR-1061 can be integrated into organic electronic devices, contributing to the development of advanced functional materials for displays, sensors, or other electronic components.
Photonic and Optical Materials
Its spectral absorption characteristics make it a candidate for use in developing advanced photonic and optical materials for specialized scientific and technological applications.
| Molecular weight | 749.13 |
|---|---|
| Empirical formula | C44H34ClS2 · BF4 |
| Storage temperature | −20°C |
| Melting point | 222 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | λmax 1061 nm in methylene chloride |
|---|
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.
What is IR-1061 used for?
+
IR-1061 is used as an infrared (IR) dye, in laser dye applications, and within materials science, organic and printed electronics, and photonic and optical materials research.
What is the CAS number and chemical formula for IR-1061?
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The CAS number for IR-1061 is 155614-01-0, and its empirical formula (Hill notation) is C44H34ClS2 · BF4.
What grade and purity does Tech Serve Solutions supply for IR-1061?
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Tech Serve Solutions supplies IR-1061 for research and development purposes. The specific assay or grade is not specified beyond technical or research use in the provided data; TSS does not represent this product as USP, BP, or EP grade.
How should IR-1061 be handled and stored?
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IR-1061 is classified as a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). It should be handled with appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, and gloves. Store at -20°C. Avoid breathing dust/fume/gas/mist/vapours/spray.
Is IR-1061 available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including IR-1061.
How can I obtain a sample or quote for IR-1061?
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To request a sample or a quote for IR-1061, please contact our sales department through the website or by phone, providing your specific requirements.
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