Description

3-Methoxybutyl 3-Mercaptopropionate is a specialized sulfur-containing ester with a unique chemical structure. This compound is valued for its role as a versatile intermediate and functional additive in advanced material synthesis. It is particularly sought after by manufacturers in the polymer, adhesive, and specialty chemical industries for applications requiring specific reactivity or performance modification.

Application

• Polymer Modification: Acts as a chain transfer agent (CTA) or cross-linking agent in the production of acrylic resins and other specialty polymers.
• Adhesive Formulation: Serves as a reactive diluent or adhesion promoter in high-performance epoxy, acrylic, and polyurethane adhesive systems.
• Coatings Industry: Used as an intermediate in the synthesis of UV-curable oligomers or as an additive to enhance film properties and weatherability.
• Chemical Synthesis: Functions as a key building block for synthesizing more complex molecules in pharmaceutical and agrochemical research.
• Lubricant Additives: Employed in the formulation of extreme pressure (EP) additives and anti-wear agents for industrial lubricants.
• Flavor & Fragrance Intermediate: Used in the controlled synthesis of specific sulfur-containing aroma compounds.

Basic Information

Product Name	3-Methoxybutyl 3-Mercaptopropionate
CAS No.	27431-40-9
Molecular Formula	C8H16O3S
Molecular Weight	192.28 g/mol
Synonyms	3-Methoxybutyl 3-mercaptopropanoate; 3-Mercaptopropionic Acid 3-Methoxybutyl Ester; 3-(3-Methoxybutoxy)-3-oxopropane-1-thiol; MBMP; Thioglycolic acid β-ester derivative
EINECS	Contact for details

Quality Control

Our 3-Methoxybutyl 3-Mercaptopropionate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee compliance with your technical 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). This material is easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen) is recommended to preserve product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Specific Gravity (20°C)	1.050 - 1.090
Refractive Index (20°C)	1.460 - 1.470

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