Description

Bis(2-Mercaptoethyl) Glutarate is a specialty organic compound containing two thiol (mercapto) functional groups. This chemical structure makes it a valuable multifunctional monomer and cross-linking agent in advanced polymer synthesis. It is primarily sought by R&D and production teams in the polymer, adhesive, and specialty materials industries for developing high-performance, sulfur-containing networks with tailored properties.

Application

• Polymer Modification & Cross-linking Agent: A key monomer for synthesizing and curing polythioether and other specialty polymers, enhancing properties like chemical resistance, flexibility, and adhesion.
• Advanced Adhesive Formulations: Used in the development of high-performance sealants and adhesives, particularly where excellent substrate wetting and durability are required.
• Optical Material Precursor: Serves as a building block for high-refractive-index polymers used in optical lenses, coatings, and electronic displays.
• Pharmaceutical Intermediate: Employed in the research and synthesis of complex molecules where the dithiol functionality is critical for specific molecular architectures.
• Surface Coating Resins: Incorporated into coating formulations to improve scratch resistance, weatherability, and cross-link density.
• Rubber and Elastomer Production: Acts as a curing agent or co-monomer to modify the vulcanization process and final mechanical properties of elastomers.

Basic Information

Product Name	Bis(2-Mercaptoethyl) Glutarate
CAS No.	60642-68-4
Molecular Formula	C9H16O4S2
Molecular Weight	252.35 g/mol
Synonyms	1,5-Bis(2-mercaptoethyl) pentanedioate; Glutaric Acid Bis(2-mercaptoethyl) Ester; 2,2'-(1,5-Dioxopentane-1,5-diyl)bis(ethanethiol); Dithiodiethylene Glutarate; Bis(β-mercaptoethyl) Glutarate; Pentanedioic Acid, Bis(2-mercaptoethyl) Ester; 2,2'-(Glutaroyldioxy)diethanethiol
EINECS	Contact for details

Quality Control

Our Bis(2-Mercaptoethyl) Glutarate is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing key parameters such as assay, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

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 area. Recommended storage temperature is 2-8°C to minimize oxidation and prolong shelf life. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.20 - 1.25
Refractive Index (20°C)	1.520 - 1.530

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