Copper(II) 2,3-naphthalocyanine
Copper(II) 2,3-naphthalocyanine (CAS: 33273-09-5) is a complex organic compound with the empirical formula C48H24CuN8 and a molecular weight of 776.30 g/mol. This phthalocyanine derivative is known for its strong absorption in the infrared region. It finds primary applications as an infrared dye and in materials science, particularly in organic electronics and photonic applications.
- IUPAC
- 2,3-Naphthalocyanine copper(II) salt
- Synonyms
- Copper(II) 2,3-naphthalocyanine2,3-Naphthalocyanine copper(II) salt

Infrared (IR) Dyes
Copper(II) 2,3-naphthalocyanine functions as an effective infrared dye due to its characteristic absorption spectrum, making it suitable for specialised optical applications.
Materials Science
This compound is utilised in materials science research, contributing to the development of novel materials with specific optical and electronic properties.
Organic and Printed Electronics
Its electronic properties lend themselves to applications in organic electronics, including use in conductive polymers and organic semiconductor research.
Photonic and Optical Materials
As a photonic material, Copper(II) 2,3-naphthalocyanine is investigated for its potential in optical devices and systems requiring specific light absorption or emission characteristics.
| Molecular weight | 776.30 |
|---|---|
| Empirical formula | C48H24CuN8 |
| Composition | Dye content, 85% |
| Protective equipment | Eyeshields, 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.
| Absorption | λmax 692 nm (2nd)λmax-315 nm |
|---|
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 Copper(II) 2,3-naphthalocyanine used for?
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Copper(II) 2,3-naphthalocyanine is primarily used as an infrared (IR) dye and in materials science, including organic electronics and photonic applications.
What is the CAS number and formula for Copper(II) 2,3-naphthalocyanine?
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The CAS number is 33273-09-5, and the empirical formula is C48H24CuN8.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Copper(II) 2,3-naphthalocyanine with a dye content of 85%. This product is intended for research and laboratory use. TSS does not represent this product as USP, BP, EP, or other pharmacopoeial grades.
What are the safety and handling considerations for Copper(II) 2,3-naphthalocyanine?
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When handling Copper(II) 2,3-naphthalocyanine, it is recommended to wear eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used. The compound is classified with WGK Germany 3, indicating a high hazard to water.
Is Copper(II) 2,3-naphthalocyanine a controlled substance?
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Based on the provided data, there is no indication that Copper(II) 2,3-naphthalocyanine is a controlled substance.
How is Copper(II) 2,3-naphthalocyanine shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Copper(II) 2,3-naphthalocyanine is available for international shipment and export, adhering to all relevant regulations.
How can I request a sample or quote for Copper(II) 2,3-naphthalocyanine?
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To request a sample or obtain a quote for Copper(II) 2,3-naphthalocyanine, please contact our sales department through the website or via direct inquiry, referencing the product name and CAS number.
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