Description

2-Propynoic Acid, 3-(4-Chlorophenyl)-, Methyl Ester is a specialized organic compound belonging to the class of propargylic esters, characterized by its acetylene and chlorophenyl functional groups. This unique structure makes it a valuable high-purity chemical intermediate for advanced synthesis in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development teams in the fine chemical and life sciences industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a propargylic or chlorophenyl moiety.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides, leveraging its reactive acetylene group.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of specialized polymers and advanced materials.
• Organic Synthesis Reagent: Employed in academic and industrial laboratories for cycloaddition reactions, Sonogashira couplings, and other catalytic transformations.
• Ligand Precursor: Utilized in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	2-Propynoic Acid, 3-(4-Chlorophenyl)-, Methyl Ester
CAS No.	7515-18-6
Molecular Formula	C10H7ClO2
Molecular Weight	194.61 g/mol
Synonyms	Methyl 3-(4-Chlorophenyl)propiolate; Methyl 4-Chlorophenylpropiolate; 3-(p-Chlorophenyl)propiolic Acid Methyl Ester; 4-Chlorophenylpropiolic Acid Methyl Ester; Methyl (4-Chlorophenyl)propynoate; Propiolic Acid, 3-(4-Chlorophenyl)-, Methyl Ester; NSC 403107
EINECS	Contact for details

Quality Control

Our production of 2-Propynoic Acid, 3-(4-Chlorophenyl)-, Methyl Ester adheres to stringent quality protocols. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical parameters. We support cGMP and ISO 9001 aligned practices for traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly closed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.