Tin(IV) phthalocyanine oxide
Tin(IV) phthalocyanine oxide (CAS 57156-42-0) is an organometallic compound with the formula C32H16N8Sn and a molecular weight of 647.23 g/mol. Exhibiting an absorption maximum at 693 nm in toluene, it is primarily recognised for its utility as an infrared (IR) dye and its applications in materials science and organic electronics. This compound is supplied by Tech Serve Solutions for research and development purposes.

Infrared (IR) Dyes
This tin phthalocyanine derivative functions as an effective infrared dye. Its spectral properties make it suitable for applications requiring absorption or emission in the near-infrared region.
Materials Science
Tin(IV) phthalocyanine oxide is employed in materials science research due to its unique electronic and optical characteristics. It can be incorporated into novel material formulations for various advanced applications.
Organic and Printed Electronics
The compound's semiconducting properties are of interest for organic and printed electronics. It may be investigated for use in organic field-effect transistors (OFETs) or other electronic devices.
Photonic and Optical Materials
As a photonic and optical material, Tin(IV) phthalocyanine oxide can be explored for applications in areas such as optical sensors, non-linear optics, or data storage technologies.
| Molecular weight | 647.23 |
|---|---|
| Empirical formula | C32H16N8OSn |
| Composition | Dye content, 90% |
| Melting point | 352 °C (dec.)(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 26-36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | λmax 693 nm in toluene |
|---|
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) phthalocyanine oxide used for?
+
Tin(IV) phthalocyanine oxide is primarily used as an infrared (IR) dye, in materials science, and for research in organic and printed electronics due to its unique optical and electronic properties.
What is the CAS number and formula for Tin(IV) phthalocyanine oxide?
+
The CAS number for Tin(IV) phthalocyanine oxide is 57156-42-0, and its molecular formula is C32H16N8Sn.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Tin(IV) phthalocyanine oxide with a specified dye content of 90%. We do not represent this product as USP, BP, or EP grade.
How should Tin(IV) phthalocyanine oxide be handled safely?
+
Handling Tin(IV) phthalocyanine oxide requires caution. It is classified with hazard statements H302, H312, H315, H319, H332, and H335, indicating potential harm if swallowed, in contact with skin, or inhaled, and it may cause skin and respiratory irritation. Recommended personal protective equipment includes a dust mask (type N95 or equivalent), eyeshields, and gloves. Ensure adequate ventilation.
How is Tin(IV) phthalocyanine oxide packed and shipped?
+
Tin(IV) phthalocyanine oxide is carefully packed for global export in compliance with all relevant shipping regulations to ensure safe transit.
How can I request a quote or sample for Tin(IV) phthalocyanine oxide?
+
To request a quote or a sample of Tin(IV) phthalocyanine oxide, please contact our sales department through the website or by phone.
▶ Related products

Poly(3-hexylthiophene-2,5-diyl)
Organic & Printed Electronics
![[6,6]-Phenyl C71 butyric acid methyl ester, mixture of isomers — chemical structure, CAS 609771-63-3; Organic & Printed Electronics, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F609771-63-3.png&w=3840&q=75)
[6,6]-Phenyl C71 butyric acid methyl ester, mixture of isomers
Organic & Printed Electronics

6,13-Bis(triisopropylsilylethynyl)pentacene
Organic & Printed Electronics
![[6,6]-Phenyl C61 butyric acid methyl ester — chemical structure, CAS 160848-22-6; Organic & Printed Electronics, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F160848-22-6.png&w=3840&q=75)
[6,6]-Phenyl C61 butyric acid methyl ester
Organic & Printed Electronics

Fullerene-C60
C60
Organic & Printed Electronics
Cholesteryl hemisuccinate
C31H50O4
Organic & Printed Electronics
3,4-Ethylenedioxythiophene
Organic & Printed Electronics

Di-tetrabutylammonium cis-bis(isothiocyanato)bis(2,2′-bipyridyl-4,4′-dicarboxylato)ruthenium(II)
Organic & Printed Electronics
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis