5-(5-Chloro-2-hydroxyphenyl)-1-phenylpyrazole acetate
5-(5-Chloro-2-hydroxyphenyl)-1-phenylpyrazole acetate (CAS: 480438-38-8) is a halogenated heterocyclic compound with the molecular formula C15H11ClN2O and a molecular weight of 270.71 g/mol. This chemical serves as a valuable building block in organic synthesis. It is primarily utilised in research and development settings for the construction of more complex molecular architectures, particularly within medicinal chemistry and materials science research.

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of novel organic compounds. Its functional groups allow for diverse chemical transformations, making it suitable for constructing complex molecules.
Medicinal Chemistry Research
This compound can be employed in the discovery and development of new pharmaceutical agents. Its pyrazole core and specific substituents are common features in biologically active molecules.
Materials Science Applications
May be used in the development of new materials with specific optical or electronic properties. The heterocyclic structure can be incorporated into polymers or functional materials.
| Molecular weight | 270.71 |
|---|---|
| Empirical formula | C15H11ClN2O |
| Assay | 97% |
| Melting point | 147-150 °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 5-(5-Chloro-2-hydroxyphenyl)-1-phenylpyrazole acetate used for?
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This compound is primarily used as a building block in organic synthesis, particularly in medicinal chemistry and materials science research for constructing complex molecules.
What are the CAS number and molecular formula?
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The CAS number is 480438-38-8, and the molecular formula is C15H11ClN2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of 97%. It is supplied as a technical or research grade and is not represented as USP, BP, or EP.
How should 5-(5-Chloro-2-hydroxyphenyl)-1-phenylpyrazole acetate be handled safely?
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Handle with appropriate personal protective equipment including a dust mask (N95 type), eyeshields, and gloves. Avoid breathing dust. Ensure adequate ventilation. This compound is classified as a Warning with hazards H315, H319, and H335, indicating skin, eye, and respiratory irritation.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions exports fine chemicals globally, adhering to stringent packaging and shipping regulations for safe and compliant transport.
How can I request a sample or quote for this product?
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Please contact our sales team directly via our website or by phone to request a sample or a detailed quotation.
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