Description

n-(3-Ethynylphenyl)Acetamide is a specialized organic building block featuring both an acetamide group and an ethynyl (acetylene) moiety on a phenyl ring, offering versatile reactivity for advanced synthesis. This compound is valued for its role as a key intermediate in the development of pharmaceuticals, agrochemicals, and functional materials. It is particularly sought after by research institutions and industrial R&D departments focused on medicinal chemistry, material science, and fine chemical manufacturing. The CAS number for this compound is 70933-58-3.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting central nervous system disorders or cancer.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators, leveraging its acetylene group for molecular diversification.
• Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers, resins, and advanced organic electronic materials.
• Chemical Synthesis: Employed in Sonogashira coupling and other palladium-catalyzed reactions to construct complex molecular architectures for research and development.
• Life Science Reagents: Utilized in the preparation of biochemical probes, fluorescent tags, and other diagnostic reagents due to its modifiable functional groups.

Basic Information

Product Name	n-(3-Ethynylphenyl)Acetamide
CAS No.	70933-58-3
Molecular Formula	C10H9NO
Molecular Weight	159.19 g/mol
Synonyms	N-(3-Ethynylphenyl)acetamide; 3-Acetamidophenylacetylene; 1-(3-Ethynylphenyl)ethan-1-one; Acetamide, N-(3-ethynylphenyl)-; 3-Ethynylacetanilide; N-Acetyl-3-ethynylaniline
EINECS	Contact for details

Quality Control

Our n-(3-Ethynylphenyl)Acetamide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is moisture-sensitive (hygroscopic); keep the container tightly sealed under an inert atmosphere for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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