Description

m-Tolyl-Propynoic Acid Ethyl Ester is a specialized organic ester compound that serves as a versatile building block in advanced chemical synthesis. Its unique structure, featuring both an aromatic tolyl group and a propynoate moiety, makes it a valuable intermediate for creating complex molecules with tailored properties. This high-purity intermediate is primarily sought by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, leveraging its reactive alkyne functionality.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers and advanced organic materials.
• Chemical Research & Development: Employed in academic and industrial R&D labs for exploring new organic reactions and constructing complex molecular architectures.
• Fine Chemical Production: Serves as a building block for synthesizing flavors, fragrances, and other high-value specialty chemicals.

Basic Information

Product Name	m-Tolyl-Propynoic Acid Ethyl Ester
CAS No.	58686-70-7
Molecular Formula	C₁₂H₁₂O₂
Molecular Weight	188.22 g/mol
Synonyms	Ethyl 3-(3-Methylphenyl)propiolate; 3-Methylphenylpropiolic Acid Ethyl Ester; m-Tolylpropiolic Acid Ethyl Ester; Ethyl m-Tolylpropiolate; Ethyl 3-(m-Tolyl)propynoate; Propiolic Acid, 3-(3-Methylphenyl)-, Ethyl Ester; NSC 403108
EINECS	Contact for details

Quality Control

Our m-Tolyl-Propynoic Acid Ethyl Ester is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. Certificates of Analysis (COA) detailing all specifications are provided and 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 area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

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.