3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine
3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine (CAS 1046-56-6) is a heterocyclic compound with the molecular formula C20H14N4 and a molecular weight of 310.35 g/mol. Supplied by TSS with a purity of ≥99.0% (HPLC), this chemical serves as a valuable building block in organic synthesis. Its structure, featuring a 1,2,4-triazine core substituted with pyridyl and phenyl groups, makes it useful in the development of complex molecules for research and chemical applications.
- IUPAC
- 5,6-Diphenyl-3-(2-pyridyl)-1,2,4-triazine,PDT
- Synonyms
- 4-triazine1046-56-6C20H14N45,6-Diphenyl-3-(2-pyridyl)-1,2,4-triazinePDT

Organic Synthesis Intermediate
This compound acts as a versatile intermediate in the synthesis of more complex organic molecules. Its heterocyclic structure provides a scaffold for further chemical modification in research and development settings.
Research Chemical
Utilised in academic and industrial laboratories for exploring novel chemical reactions and developing new compounds. Its specific structural features can be leveraged in various synthetic pathways.
Heterocyclic Chemistry Building Block
As a member of the triazine family, it functions as a key building block for constructing advanced heterocyclic systems. This is particularly relevant in the design of materials and pharmaceuticals.
| Molecular weight | 310.35 |
|---|---|
| Empirical formula | C20H14N4 |
| Assay | ≥99.0% (HPLC) |
| Melting point | 190-193 °C191-193 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- 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, Faceshields, 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.
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 3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine used for?
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This compound is primarily used as a building block in organic synthesis and as a research chemical in academic and industrial laboratories for developing complex molecules and exploring novel chemical pathways.
What is the CAS number and molecular formula for 3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine?
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The CAS number is 1046-56-6 and the molecular formula is C20H14N4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with a purity of ≥99.0% (HPLC). We do not represent this product as USP, BP, or EP grade.
How should 3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, faceshields, and gloves. 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. This compound is harmful if swallowed and causes skin and eye irritation, and may cause respiratory irritation.
How is this chemical exported and shipped?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, adhering to all necessary regulations for international shipping. Please contact us for specific export and shipping details.
How can I request a sample or quote for 3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine?
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To request a sample or quote, please use the contact form on our website or reach out to our sales team directly. We will respond promptly to your inquiry.
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