4-Piperazinobenzonitrile
4-Piperazinobenzonitrile (CAS 68104-63-2), with the molecular formula C11H13N3 and a molecular weight of 187.24, is a heterocyclic organic compound. It serves as a valuable building block in chemical synthesis, particularly within the pharmaceutical and agrochemical industries. Its structure, featuring a piperazine ring linked to a cyanophenyl group, makes it a key intermediate for creating more complex molecules. This compound is supplied by TSS with an assay of ≥97.0%.
- IUPAC
- 1-(4-Cyanophenyl)piperazine
- Synonyms
- 1-(4-Cyanophenyl)piperazine

Pharmaceutical Intermediate
4-Piperazinobenzonitrile is utilised as a key intermediate in the synthesis of various active pharmaceutical ingredients (APIs). Its piperazine moiety is frequently incorporated into drug candidates targeting a range of therapeutic areas.
Agrochemical Synthesis
The compound can serve as a precursor in the development of novel agrochemicals. Its structural features allow for modification to create compounds with potential herbicidal, fungicidal, or insecticidal activity.
Research and Development
As a versatile building block, 4-Piperazinobenzonitrile is employed in academic and industrial research laboratories for exploring new chemical reactions and developing novel organic molecules with specific properties.
Material Science
This nitrile derivative may find applications in the synthesis of specialty polymers or functional materials where its unique electronic or structural properties can be leveraged.
| Molecular weight | 187.24 |
|---|---|
| Empirical formula | C11H13N3 |
| Assay | ≥97.0% |
| Melting point | 83-86 °C |

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 |
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 4-Piperazinobenzonitrile used for?
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4-Piperazinobenzonitrile is primarily used as a building block in chemical synthesis, particularly for pharmaceutical intermediates and potentially in agrochemical research and material science applications.
What are the CAS number and formula for 4-Piperazinobenzonitrile?
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The CAS number for 4-Piperazinobenzonitrile is 68104-63-2, and its molecular formula is C11H13N3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Piperazinobenzonitrile with an assay of ≥97.0%. This product is not graded as USP, BP, EP, or any other pharmacopoeia standard and is intended for research and chemical synthesis purposes.
How should 4-Piperazinobenzonitrile be handled safely?
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4-Piperazinobenzonitrile is classified as harmful if swallowed, causes skin irritation, causes serious eye irritation, and may cause respiratory irritation. Handle with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, face shields, and gloves. Ensure adequate ventilation and avoid breathing dust.
Is 4-Piperazinobenzonitrile exported by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-Piperazinobenzonitrile.
How can I request a sample or quote for 4-Piperazinobenzonitrile?
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To request a sample or a quotation for 4-Piperazinobenzonitrile, please contact our sales team via the website or your usual representative.
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