Description

4-Phenyl-3-Butyn-2-One is a versatile organic building block characterized by its conjugated alkyne-ketone functionality attached to a phenyl ring. This unique structure makes it a valuable intermediate for synthesizing complex molecules in advanced research and industrial chemistry. It is primarily sought after by fine chemical manufacturers and R&D laboratories engaged in pharmaceutical development, agrochemical research, and materials science.

Application

• Pharmaceutical Intermediate: A key synthon for the preparation of bioactive molecules, heterocyclic compounds, and potential drug candidates.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Material Science Research: Serves as a precursor for organic electronic materials, ligands for catalysts, and specialty polymers.
• Organic Synthesis Building Block: Employed in acetylene chemistry for cross-coupling reactions (e.g., Sonogashira), cycloadditions, and other carbon-carbon bond-forming transformations.
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of complex aromatic compounds.
• Academic & R&D: A valuable reagent for methodological studies and the exploration of new synthetic pathways in university and corporate laboratories.

Basic Information

Product Name	4-Phenyl-3-Butyn-2-One
CAS No.	1817-57-8
Molecular Formula	C10H8O
Molecular Weight	144.17 g/mol
Synonyms	1-Phenyl-2-butyn-1-one; 3-Butyn-2-one, 4-phenyl-; Phenyl ethynyl ketone; Methyl phenylethynyl ketone; Benzoylethyne; Phenylethynyl methyl ketone; 4-Phenylbut-3-yn-2-one
EINECS	217-337-7

Quality Control

Our 4-Phenyl-3-Butyn-2-One is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) with batch-specific data is provided to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	40 - 44 °C

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.