Tin(IV) 2,3-naphthalocyanine dichloride
Tin(IV) 2,3-naphthalocyanine dichloride (CAS 26857-61-4) is a sophisticated metal complex known for its excellent electron-donating properties. Its empirical formula is C48H24Cl2N8Sn. This compound is primarily recognised for its application as a donor material in the development of Organic Photovoltaic (OPV) cells and finds utility in various organic electronic devices due to its unique photophysical characteristics.
- Synonyms
- Tin(IV) 2,3-naphthalocyanine dichloride

Organic Photovoltaic (OPV) Cells
Serves as a key electron donor material in the fabrication of OPV devices. Its absorption characteristics are beneficial for light harvesting and charge generation within the photovoltaic layer.
Organic Electronics
Applicable in a range of organic electronic components, including Organic Field-Effect Transistors (OFETs) and OLEDs. Its properties as a hole transport and injection material are valuable for device performance.
Infrared (IR) Dyes and Photonic Materials
Functions as an IR dye due to its strong absorption in the near-infrared spectrum. This makes it suitable for applications in photonic devices and optical materials requiring specific light absorption.
| Empirical formula | C48H24Cl2N8Sn |
|---|---|
| Assay | 99% |
| Application | Used as an electron donor material in Organic Photovoltaic (OPV) Cells.1,2 |
| Melting point | >300 °C(lit.)>500 °C |

Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H331Toxic if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P311Call a POISON CENTER or doctor
| Transport (UN / ADR) | UN 3146 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-36/37/38 |
| Safety statements (S) | 26-36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | λmax 875 nm (film)(lit.) |
|---|
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 Tin(IV) 2,3-naphthalocyanine dichloride primarily used for?
+
Tin(IV) 2,3-naphthalocyanine dichloride is primarily used as an electron donor material in Organic Photovoltaic (OPV) cells and in other organic electronic applications such as OFETs and OLEDs.
What is the CAS number and formula for Tin(IV) 2,3-naphthalocyanine dichloride?
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The CAS number is 26857-61-4, and the empirical formula is C48H24Cl2N8Sn.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tin(IV) 2,3-naphthalocyanine dichloride with an assay of 99%. TSS does not represent this product as USP, BP, EP, or any pharmacopoeial grade.
How should Tin(IV) 2,3-naphthalocyanine dichloride be handled safely?
+
This compound is classified as Dangerous (GHS06, Danger). It is acutely toxic if swallowed, in contact with skin, and if inhaled (H301, H311, H331). It also causes skin irritation (H315) and serious eye irritation (H319), and may cause respiratory irritation (H335). Always handle with appropriate personal protective equipment, including gloves, eye protection, and respiratory protection, in a well-ventilated area. Refer to the Safety Data Sheet for full details.
How is Tin(IV) 2,3-naphthalocyanine dichloride packed and exported?
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Tin(IV) 2,3-naphthalocyanine dichloride is packed and exported in accordance with international regulations for hazardous materials, specifically UN 3146, Class 6.1, Packing Group III.
How can I request a quote or sample for this chemical?
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To request a quote or a sample, please contact our sales department via the website or by phone, providing the product name and CAS number.
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