Description

3,3'-Thiobis(Propionic Acid Nonyl) Ester is a sulfur-containing diester compound valued for its role as a versatile intermediate and additive. Its molecular structure imparts properties useful in modifying polymer characteristics and enhancing material performance. This product is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to improve product stability and functionality.

Application

• As a plasticizer and stabilizer in polymer formulations, particularly for PVC and other vinyl resins.
• As an intermediate in the synthesis of specialty chemicals, including lubricant additives and surfactants.
• As a viscosity modifier and pour point depressant in synthetic lubricants and functional fluids.
• In the production of adhesives and sealants to enhance flexibility and environmental resistance.
• As a potential antioxidant synergist in formulations requiring protection against oxidative degradation.
• For research and development purposes in material science to study sulfur-containing ester functionalities.

Basic Information

Product Name	3,3'-Thiobis(Propionic Acid Nonyl) Ester
CAS No.	4335-67-5
Molecular Formula	C24H46O4S
Molecular Weight	430.69 g/mol
Synonyms	Bis(2-nonyloxy-2-oxoethyl) Sulfide; Di(nonyl) 3,3'-Thiodipropionate; Dinonyl Thiodipropionate; TNPP Analog (Sulfur-based); Nonyl Thiodipropionate; 3,3'-Thiodipropionic Acid Dinonyl Ester; Propanoic acid, 3,3'-thiobis-, dinonyl ester
EINECS	Contact for details

Quality Control

Our 3,3'-Thiobis(Propionic Acid Nonyl) Ester is produced under a rigorous quality management system. Each batch is analyzed to ensure it meets precise chemical and physical specifications. A comprehensive Certificate of Analysis (COA) documenting purity, identity, and other critical parameters is available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen to preserve product integrity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC or HPLC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%
Refractive Index (20°C)	Contact for details
Density (20°C)	~0.95 g/cm³

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