Description

3-(4-Mercapto-2-Methyl-Phenyl)-Propionic Acid Methyl Ester is a specialized aromatic thiol ester compound, valued for its unique chemical structure that incorporates both a reactive mercapto group and an ester functionality. This combination makes it a versatile intermediate for synthesizing complex molecules where controlled reactivity and specific molecular architecture are required. It is primarily sought by research and development chemists in the pharmaceutical and advanced materials sectors for applications in drug discovery, polymer modification, and as a building block for ligands and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting neurological or inflammatory pathways.
• Polymer Chemistry: Used as a functional monomer or chain-transfer agent in the production of specialty polymers with tailored properties like adhesion or refractive index.
• Ligand Synthesis: Acts as a precursor for creating complex ligands used in catalysis and metal-organic frameworks (MOFs).
• Organic Synthesis Research: Employed in academic and industrial R&D for constructing complex heterocyclic compounds and exploring new synthetic methodologies.
• Material Science: Investigated for use in surface modification and the development of advanced functional materials.

Basic Information

Product Name	3-(4-Mercapto-2-Methyl-Phenyl)-Propionic Acid Methyl Ester
CAS No.	591775-09-6
Molecular Formula	C11H14O2S
Molecular Weight	210.29 g/mol
Synonyms	Methyl 3-(4-mercapto-2-methylphenyl)propanoate; 3-(4-Mercapto-2-methylphenyl)propionic acid methyl ester; Methyl 4-Mercapto-2-methylhydrocinnamate; 2-Methyl-4-(2-methoxycarbonylethyl)benzenethiol; 4-Mercapto-2-methylhydrocinnamic Acid Methyl Ester; 591775-09-6; Methyl 3-(4-sulfanyl-2-methylphenyl)propanoate
EINECS	Contact for details

Quality Control

We maintain stringent quality control protocols for our fine chemical intermediates. Each batch of 3-(4-Mercapto-2-Methyl-Phenyl)-Propionic Acid Methyl Ester is analyzed using advanced techniques like HPLC, GC, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment. Our quality system is designed to support cGMP and ISO standards for reliable supply to regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Due to its easily oxidized nature, minimize exposure to air during handling.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 95.0%
Purity (GC)	≥ 95.0%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 5.0%

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