2-Phenylpiperazine
2-Phenylpiperazine (CAS: 5271-26-1) is a heterocyclic organic compound with the molecular formula C10H14N2 and a molecular weight of 162.23 g/mol. It serves as a valuable building block in organic synthesis, particularly within the realm of pharmaceutical research and chemical development. Its structure lends itself to the construction of more complex molecules.

Pharmaceutical Intermediate
Utilised in the synthesis of active pharmaceutical ingredients (APIs). Its piperazine core is a common motif in many drug molecules.
Organic Synthesis Reagent
Serves as a key starting material or intermediate for creating diverse organic compounds. Its reactive sites allow for various chemical transformations.
Research and Development
Employed in academic and industrial research laboratories for exploring new synthetic routes and developing novel chemical entities.
| Molecular weight | 162.23 |
|---|---|
| Empirical formula | C10H14N2 |
| Assay | 96% |
| Melting point | 83-87 °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) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 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.
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 2-Phenylpiperazine used for?
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2-Phenylpiperazine is primarily used as a building block in organic synthesis, particularly as an intermediate in the development of pharmaceuticals and other complex organic molecules.
What are the CAS number and formula for 2-Phenylpiperazine?
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The CAS number for 2-Phenylpiperazine is 5271-26-1, and its molecular formula is C10H14N2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Phenylpiperazine with an assay of 96%. We do not represent this product as USP, BP, or EP grade.
How should 2-Phenylpiperazine be handled safely?
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2-Phenylpiperazine is classified as a Warning substance (GHS07) with hazards including H302 (Harmful if swallowed), H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment includes a dust mask type N95 (US), eyeshields, faceshields, and gloves. Avoid breathing dust/fume/gas/mist/vapours/spray. Wash skin thoroughly after handling. Use only outdoors or in a well-ventilated area.
Is 2-Phenylpiperazine a controlled substance?
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The provided data does not indicate that 2-Phenylpiperazine is a controlled substance.
How is 2-Phenylpiperazine packed, shipped, and exported?
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Tech Serve Solutions exports fine chemicals globally, adhering to all necessary regulations for safe and compliant packaging and shipping.
How can I request a sample or quote for 2-Phenylpiperazine?
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To request a sample or quote, please contact our sales department through the details provided on our website.
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