1-(o-Tolyl)piperazine hydrochloride
1-(o-Tolyl)piperazine hydrochloride (CAS 70849-60-4), with the molecular formula C11H16N2 · HCl and a molecular weight of 212.72 g/mol, is a heterocyclic organic compound. It serves as a valuable building block in chemical synthesis, particularly within the realm of developing novel pharmaceutical agents and research chemicals. Its structure facilitates its use in creating more complex molecules.

Pharmaceutical Intermediates
This compound functions as a key intermediate in the synthesis of active pharmaceutical ingredients (APIs), contributing to the development of new therapeutic agents.
Chemical Synthesis
As a versatile building block, it is employed in organic synthesis to construct complex molecular architectures for various research and development purposes.
Research and Development
Utilised in R&D laboratories for exploring new chemical reactions and discovering novel compounds with potential biological activities.
| Molecular weight | 212.72 |
|---|---|
| Empirical formula | C11H16N2 · HCl |
| Assay | 97% |
| Melting point | 238-240 °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.
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 1-(o-Tolyl)piperazine hydrochloride used for?
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1-(o-Tolyl)piperazine hydrochloride is primarily used as a building block in chemical synthesis, particularly for pharmaceutical intermediates and in research and development.
What are the CAS number and formula for 1-(o-Tolyl)piperazine hydrochloride?
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The CAS number for 1-(o-Tolyl)piperazine hydrochloride is 70849-60-4, and its empirical formula is C11H16N2 · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-(o-Tolyl)piperazine hydrochloride with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the main hazards associated with 1-(o-Tolyl)piperazine hydrochloride?
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According to GHS, this compound is a Warning, with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate PPE including a dust mask type N95, eyeshields, and gloves should be used.
How is 1-(o-Tolyl)piperazine hydrochloride packed and shipped?
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Tech Serve Solutions, a global supplier and exporter, ensures appropriate packaging and shipping protocols are followed for this chemical.
How can I request a sample or quote for 1-(o-Tolyl)piperazine hydrochloride?
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Please contact our sales team via the website or direct enquiry channels to request a sample or a quotation for 1-(o-Tolyl)piperazine hydrochloride.
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