4-Phenyl-3-butyn-2-ol
4-Phenyl-3-butyn-2-ol (CAS: 5876-76-6), a versatile organic building block with the molecular formula C10H10O and a molecular weight of 146.19 g/mol. This alkynol serves as a valuable intermediate in organic synthesis. Its unique structure allows for diverse chemical transformations, making it a key component in the development of complex molecules for research and development purposes. TSS supplies this chemical for laboratory use and chemical synthesis applications.
- IUPAC
- 3-Hydroxy-1-phenyl-1-butyne
- Synonyms
- 3-Hydroxy-1-phenyl-1-butyne

Organic Synthesis Intermediate
This compound functions as a key intermediate in the synthesis of more complex organic molecules. Its alkyne and alcohol functionalities allow for a range of chemical reactions, including additions, substitutions, and coupling reactions, facilitating the creation of novel chemical entities.
Building Block for Research
As an organic building block, 4-Phenyl-3-butyn-2-ol is utilized in academic and industrial research settings. It enables chemists to explore new synthetic pathways and construct intricate molecular architectures for various scientific investigations.
Pharmaceutical Research
The molecule's structure may lend itself to the development of novel pharmaceutical agents. It can serve as a precursor or fragment in the synthesis of potential drug candidates, contributing to medicinal chemistry research.
| Molecular weight | 146.19 |
|---|---|
| Empirical formula | C10H10O |
| Assay | 97% |
| Density | 1.005 g/mL at 25 °C |
| Refractive index | n20/D 1.5667 |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | >110 °C / >230 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26 |
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-Phenyl-3-butyn-2-ol used for?
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4-Phenyl-3-butyn-2-ol is primarily used as an organic building block and intermediate in chemical synthesis, particularly in research and development settings for creating more complex organic molecules.
What are the CAS number and formula for 4-Phenyl-3-butyn-2-ol?
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The CAS number for 4-Phenyl-3-butyn-2-ol is 5876-76-6, and its molecular formula is C10H10O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Phenyl-3-butyn-2-ol with an assay of 97%. This product is intended for research and laboratory use. TSS does not represent it as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety considerations when handling 4-Phenyl-3-butyn-2-ol?
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4-Phenyl-3-butyn-2-ol is classified with a Warning signal word and carries hazard statements H302 (Harmful if swallowed) and H319 (Causes serious eye irritation). Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used. Refer to the Safety Data Sheet for detailed handling information.
How is 4-Phenyl-3-butyn-2-ol shipped and exported?
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Tech Serve Solutions, as a specialist global supplier and exporter, ensures that 4-Phenyl-3-butyn-2-ol is packed and shipped in compliance with all relevant international regulations for chemical transport.
How can I request a sample or quote for 4-Phenyl-3-butyn-2-ol?
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To request a sample or obtain a quote for 4-Phenyl-3-butyn-2-ol, please contact our sales department via the website or by telephone. Our team will be pleased to assist you with your inquiry.
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