Description

Propanoic Acid, 3-Mercapto-, 2-Methylpropyl Ester is a specialized organosulfur compound valued for its unique thiol and ester functional groups. This chemical is a critical intermediate and building block in the synthesis of advanced materials and fine chemicals, offering reactivity that enables the introduction of sulfur-containing moieties. It is primarily sought by research and development teams, as well as production chemists, in the pharmaceutical, agrochemical, and polymer industries for creating novel compounds with tailored properties.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring thioether or disulfide linkages.
• Agrochemical Synthesis: Serves as a key precursor for developing novel pesticides, herbicides, and fungicides.
• Polymer Modification: Acts as a chain transfer agent or cross-linking monomer in the production of specialty polymers and resins.
• Flavor & Fragrance Industry: Employed as a building block for synthesizing sulfur-containing aroma compounds.
• Chemical Research: A versatile reagent in organic synthesis for introducing the 3-mercaptopropanoate group.
• Lubricant & Fuel Additives: Used in the development of extreme pressure additives and anti-wear agents.

Basic Information

Product Name	Propanoic Acid, 3-Mercapto-, 2-Methylpropyl Ester
CAS No.	89635-77-8
Molecular Formula	C7H14O2S
Molecular Weight	162.25 g/mol
Synonyms	2-Methylpropyl 3-mercaptopropanoate; Isobutyl 3-mercaptopropionate; 3-Mercaptopropionic Acid Isobutyl Ester; β-Mercaptopropionic Acid Isobutyl Ester; Isobutyl β-mercaptopropionate; 89635-77-8; 3-Mercaptopropanoic Acid 2-Methylpropyl Ester
EINECS	Contact for details

Quality Control

Our Propanoic Acid, 3-Mercapto-, 2-Methylpropyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopic methods, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

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). This compound is moisture-sensitive (hygroscopic) and should be kept under an inert atmosphere such as nitrogen to prevent oxidation and degradation. Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.450 - 1.460
Density (20°C)	1.00 - 1.05 g/mL

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