Description

(2-Chloro-Phenyl)-Propynoic Acid Ethyl Ester is a specialized organic building block featuring a phenyl ring substituted with a chloro group and an ethyl propynoate moiety. This compound matters as a versatile intermediate for synthesizing more complex molecules, particularly in pharmaceutical and agrochemical research where its unique structure enables the introduction of specific functional groups. It is needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries for constructing active ingredients and novel chemical entities.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, especially those targeting central nervous system (CNS) disorders or anti-inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or precursor for advanced polymers and liquid crystalline materials.
• Organic Synthesis Reagent: Employed in cross-coupling reactions, such as Sonogashira coupling, to create complex alkynyl-substituted aromatic systems.
• Chemical Biology Probes: Utilized as a scaffold for developing molecular probes and enzyme inhibitors in biochemical research.

Basic Information

Product Name	(2-Chloro-Phenyl)-Propynoic Acid Ethyl Ester
CAS No.	24654-09-9
Molecular Formula	C11H9ClO2
Molecular Weight	208.64 g/mol
Synonyms	Ethyl 3-(2-Chlorophenyl)propiolate; 2-Chlorophenylpropiolic Acid Ethyl Ester; Ethyl (2-Chlorophenyl)propynoate; 3-(2-Chlorophenyl)-2-propynoic Acid Ethyl Ester; Ethyl 2-Chlorophenylpropiolate; Propiolic acid, 3-(2-chlorophenyl)-, ethyl ester; NSC 163044
EINECS	Contact for details

Quality Control

Our (2-Chloro-Phenyl)-Propynoic Acid Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and development applications. Certificates of Analysis (COA) with detailed specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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