4-Phenylpyridine
4-Phenylpyridine (CAS: 939-23-1), with the molecular formula C11H9N and a molecular weight of 155.20 g/mol, is a heterocyclic aromatic organic compound. It serves as a valuable building block in chemical synthesis, particularly in the development of bioactive molecules. Its structure makes it a versatile intermediate for creating more complex chemical entities with potential applications in cell biology and medicinal chemistry research.

Chemical Synthesis Intermediate
4-Phenylpyridine is employed as a fundamental building block in organic synthesis. It is used to construct more complex heterocyclic compounds, which are crucial in various research and development sectors.
Bioactive Molecule Development
This compound is utilised in the design and synthesis of novel bioactive small molecules. These molecules are of interest for their potential in pharmaceutical research and as tools in cell biology studies.
Heterocyclic Chemistry Research
As a substituted pyridine derivative, 4-Phenylpyridine is a key reagent in academic and industrial research focused on exploring new heterocyclic scaffolds and their properties.
| Molecular weight | 155.20 |
|---|---|
| Empirical formula | C11H9N |
| Assay | 97% |
| Boiling point | 274-275 °C(lit.) |
| Melting point | 69-73 °C(lit.) |

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.
| Gene Information | human ... MMP3(4314) |
|---|
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 4-Phenylpyridine used for?
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4-Phenylpyridine is primarily used as a building block in chemical synthesis, particularly for creating bioactive small molecules and heterocyclic compounds relevant to cell biology and medicinal chemistry research.
What are the CAS number and formula for 4-Phenylpyridine?
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The CAS number for 4-Phenylpyridine is 939-23-1, and its molecular formula is C11H9N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Phenylpyridine with a minimum assay of 97%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeia standards; it is intended for research and laboratory use.
How should 4-Phenylpyridine be handled safely?
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4-Phenylpyridine is classified with GHS07 symbol and a Warning signal word. It carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be used. Handle in a well-ventilated area and avoid dust formation. Refer to the Safety Data Sheet (SDS) for comprehensive safety information.
How is 4-Phenylpyridine packaged and shipped?
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4-Phenylpyridine is carefully packaged to ensure safe transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations for chemical substances.
How can I request a quote or sample for 4-Phenylpyridine?
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To request a quote or a sample of 4-Phenylpyridine, please contact our sales department via the website or by phone, providing your details and the quantity required.
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