Description

1-[4-(4-Chloro-But-2-Ynyloxy)-Phenyl]-Ethanone is a high-purity, synthetically valuable organic intermediate characterized by its unique acetylphenyl and chloroalkynyl ether structure. This compound is essential for advanced organic synthesis, serving as a critical building block in the development of complex molecules for pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and agrochemical industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting specific biological pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands and organometallic catalysts used in asymmetric synthesis.
• Material Science Research: Employed in the development of advanced organic materials, including liquid crystals and polymers with specific optical or electronic properties.
• Academic and Industrial R&D: A versatile building block for exploratory organic synthesis in university laboratories and corporate R&D centers.
• Custom Synthesis and Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of client-specific target molecules.

Basic Information

Product Name	1-[4-(4-Chloro-But-2-Ynyloxy)-Phenyl]-Ethanone
CAS No.	1284229-49-7
Molecular Formula	C₁₂H₁₁ClO₂
Molecular Weight	222.67 g/mol
Synonyms	4'-(4-Chlorobut-2-yn-1-yloxy)acetophenone; 1-[4-[(4-Chlorobut-2-yn-1-yl)oxy]phenyl]ethanone; 4-(4-Chloro-2-butynyloxy)acetophenone; p-(4-Chlorobut-2-ynyloxy)acetophenone; 4-Acetylphenyl 4-chloro-2-butynyl ether; 4-(4-Chloro-2-butyn-1-yloxy)acetophenone; 1-[4-(4-Chloro-but-2-ynyloxy)-phenyl]ethanone
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Each batch of 1-[4-(4-Chloro-But-2-Ynyloxy)-Phenyl]-Ethanone is manufactured under controlled conditions and analyzed using advanced techniques such as HPLC, GC, NMR, and mass spectrometry to confirm identity, purity, and consistency. Certificates of Analysis (COA) are available upon request, providing full transparency on all critical quality attributes. We adhere to cGMP principles where applicable to support our clients in regulated development pipelines.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light) and should be handled under an inert atmosphere if prolonged exposure is anticipated during use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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