Description

4-Methoxybenzyl Thioacetic Acid is a specialized organic sulfur compound featuring a thioacetic acid moiety linked to a 4-methoxybenzyl group. This structure makes it a valuable building block and intermediate in the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and life science industries.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring a thioether or sulfide linkage.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides where the methoxybenzyl group imparts specific biological activity.
• Ligand and Catalyst Development: Acts as a starting material for creating specialized ligands used in transition metal catalysis and organocatalysis.
• Peptide Mimetics and Bioconjugation: The reactive thioacetic acid group can be utilized for modifying peptides or creating bioconjugates for drug delivery systems.
• Material Science Research: Employed in the development of advanced organic materials, such as liquid crystals or polymers with specific electronic properties.
• Custom Synthesis and Contract Manufacturing: A critical intermediate for custom synthesis houses serving the biotechnology and pharmaceutical sectors.

Basic Information

Item	Detail
Product Name	4-Methoxybenzyl Thioacetic Acid
CAS No.	34722-37-7
Molecular Formula	C10H12O3S
Molecular Weight	212.27 g/mol
Synonyms	p-Methoxybenzylthioacetic Acid; (4-Methoxyphenyl)methylthioacetic Acid; 4-Methoxybenzylmercaptoacetic Acid; 2-[(4-Methoxyphenyl)methylthio]acetic Acid; Thioglycolic Acid 4-Methoxybenzyl Ester; PMB-Thioacetic Acid; Contact for additional synonyms
EINECS	Contact for details

Quality Control

Our 4-Methoxybenzyl Thioacetic Acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity, identity, and consistency. Standard testing includes assay (HPLC), identification (IR, NMR), and impurity profiling. Certificates of Analysis (COA) documenting all test results are available upon request to support your quality and regulatory requirements.

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 storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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