2-Oxopiperazine
2-Oxopiperazine (CAS 5625-67-2, C4H8N2O) is a heterocyclic organic compound with a molecular weight of 100.12 g/mol. It serves as a versatile building block in chemical synthesis. Its structural features make it valuable for creating more complex molecules, particularly within the fields of medicinal chemistry and materials science. Tech Serve Solutions supplies this compound for research and development purposes.

Organic Synthesis Intermediate
2-Oxopiperazine functions as a key intermediate in the synthesis of various organic compounds. Its piperazine ring structure is amenable to diverse chemical modifications, facilitating the construction of complex molecular architectures.
Heterocyclic Chemistry
This compound is utilized in heterocyclic chemistry research. It can be incorporated into novel ring systems, contributing to the exploration of new chemical entities with potential applications in pharmaceuticals or material science.
Building Block for Complex Molecules
As a readily available building block, 2-Oxopiperazine aids chemists in the efficient assembly of larger, more elaborate organic structures. Its inclusion can streamline synthetic routes to target molecules.
| Molecular weight | 100.12 |
|---|---|
| Empirical formula | C4H8N2O |
| Assay | 97% |
| Melting point | 136-140 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- 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) | 36/37/38-43 |
| 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-Oxopiperazine used for?
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2-Oxopiperazine is primarily used as a building block and intermediate in organic synthesis, particularly in heterocyclic chemistry for the development of more complex molecules.
What are the CAS number and formula for 2-Oxopiperazine?
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The CAS number for 2-Oxopiperazine is 5625-67-2, and its empirical formula is C4H8N2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Oxopiperazine with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 2-Oxopiperazine be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 recommended), eyeshields, faceshields, and gloves. Ensure adequate ventilation. Avoid breathing dust and in case of contact with eyes, rinse cautiously with water for several minutes; remove contact lenses if present and easy to do. Continue rinsing. It may cause skin irritation, eye irritation, and respiratory irritation.
Does Tech Serve Solutions export 2-Oxopiperazine?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Oxopiperazine.
How can I request a sample or quote for 2-Oxopiperazine?
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Please contact our sales team or use the online enquiry form on our website to request a sample or quote for 2-Oxopiperazine.
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