5,10,15,20-Tetrakis(4-hydroxyphenyl)-21H,23H-porphine
5,10,15,20-Tetrakis(4-hydroxyphenyl)-21H,23H-porphine (CAS 51094-17-8) is an organic compound with the molecular formula C44H30N4O4. This porphyrin derivative is characterised by four hydroxyphenyl groups attached to the porphine core. Its optical properties make it valuable in materials science, particularly for applications in organic electronics and photonics, owing to its strong absorption in the visible spectrum. It serves as a building block in advanced materials research.
- Synonyms
- 20-Tetrakis(4-hydroxyphenyl)-21H,23H-porphine51094-17-8C44H30N4O4

Organic Electronics
This compound's porphyrin structure and functional groups lend themselves to use in organic electronic devices. It can be explored for applications in organic light-emitting diodes (OLEDs) or organic field-effect transistors (OFETs).
Photonic and Optical Materials
With a significant absorption maximum at 421 nm, it is a candidate for use in photonic and optical materials. Potential applications include sensors, optical filters, or as a component in light-harvesting systems.
Research and Development
As a specialised porphyrin derivative, it is employed in fundamental research across chemistry and materials science. Its unique structure allows for studies into porphyrin chemistry, supramolecular assemblies, and novel material properties.
| Molecular weight | 678.73 |
|---|---|
| Empirical formula | C44H30N4O4 |
| Melting point | >300 °C(lit.) |


Hazard statements
- H314Causes severe skin burns and eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Transport (UN / ADR) | UN 3263 8 / PGII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-37 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | λmax 421 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 5,10,15,20-Tetrakis(4-hydroxyphenyl)-21H,23H-porphine used for?
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5,10,15,20-Tetrakis(4-hydroxyphenyl)-21H,23H-porphine is primarily used in materials science, with applications in organic electronics and photonic/optical materials. It is also a key compound for research and development in these fields.
What are the CAS number and formula for this compound?
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The CAS number is 51094-17-8 and the empirical formula is C44H30N4O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and development purposes. We provide standard laboratory grades. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety hazards associated with this chemical?
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This compound is classified as corrosive and may cause respiratory irritation. It carries GHS hazard statements H314 (causes severe skin burns and eye damage) and H335 (may cause respiratory irritation). Handle with extreme care in a well-ventilated area using appropriate personal protective equipment.
How is this product packed, shipped, and exported?
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This product is carefully packed in compliance with international shipping regulations, including UN 3263 classification for corrosive solids. Tech Serve Solutions is experienced in global export and ensures all shipments meet regulatory requirements.
How can I request a sample or quote?
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To request a sample or a quote for 5,10,15,20-Tetrakis(4-hydroxyphenyl)-21H,23H-porphine, please use the 'Request a Quote' or 'Sample Request' form on our website, providing your contact details and required quantity.
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