Gallium(III) 2,3-naphthalocyanine chloride
Gallium(III) 2,3-naphthalocyanine chloride (CAS: 142700-78-5) is a complex organometallic compound with the empirical formula C48H24ClGaN8 and a molecular weight of 817.93 g/mol. It is recognised for its strong absorption in the near-infrared spectrum. This phthalocyanine derivative is primarily utilised in advanced materials science, particularly in the development of organic electronics and as an infrared dye.
- IUPAC
- 2,3-Naphthalocyanine gallium(III) monochloride salt
- Synonyms
- 2,3-Naphthalocyanine gallium(III) monochloride salt

Infrared Dyes
This compound exhibits significant absorption at 814 nm, making it suitable for applications requiring near-infrared light absorption or emission, such as in optical filters or thermal imaging.
Organic and Printed Electronics
As a phthalocyanine derivative, it can be explored for its semiconducting properties in organic electronic devices, including transistors and photovoltaic cells.
Materials Science
It serves as a component in the development of novel photonic and optical materials due to its unique electronic and optical characteristics.
Chemical Synthesis
Gallium(III) 2,3-naphthalocyanine chloride can be used as a precursor or a building block in the synthesis of more complex organometallic structures and functional materials.
| Molecular weight | 817.93 |
|---|---|
| Empirical formula | C48H24ClGaN8 |
| Composition | Dye content, 90% |

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 814 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 Gallium(III) 2,3-naphthalocyanine chloride used for?
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Gallium(III) 2,3-naphthalocyanine chloride is primarily used as an infrared dye and in materials science for organic electronics and photonic applications. It is also used in chemical synthesis.
What is the CAS number and formula for Gallium(III) 2,3-naphthalocyanine chloride?
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The CAS number is 142700-78-5 and the empirical formula is C48H24ClGaN8.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Gallium(III) 2,3-naphthalocyanine chloride with a dye content of 90%. TSS does not represent this product as USP, BP, EP, or pharmaceutical grade.
What are the safety and handling precautions for this compound?
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This compound is classified as a Warning. It can cause skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves, should be used. Ensure adequate ventilation. Avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes; remove contact lenses if present and easy to do. Continue rinsing.
How is Gallium(III) 2,3-naphthalocyanine chloride packed, shipped, and exported?
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Tech Serve Solutions handles packing, shipping, and exporting of chemicals with adherence to international regulations, ensuring safe and compliant transit.
How can I request a sample or a quote for Gallium(III) 2,3-naphthalocyanine chloride?
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To request a sample or a quote, please contact the TSS sales department through our website or by calling our customer service line.
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