Description

2,4,4-Trimethyl-2-Pentanethiol CAS NO 31511-35-0 is a branched-chain tertiary thiol characterized by its distinctive sulfur-containing functional group. This compound serves as a versatile intermediate and additive, valued for its ability to act as a chain transfer agent in polymerizations and as a precursor for synthesizing more complex sulfur-containing molecules. It is primarily utilized by manufacturers in the polymer, lubricant additive, and specialty chemical industries seeking to modify material properties or introduce specific functionalities.

Application

• Polymer Industry: Acts as an effective chain transfer agent (CTA) or modifier in free-radical polymerizations to control molecular weight and polymer architecture.
• Lubricant & Fuel Additives: Serves as a precursor or intermediate in the synthesis of antioxidant and anti-wear additives for advanced lubricants and fuels.
• Organic Synthesis: Used as a building block for introducing the tert-octylthio group into pharmaceuticals, agrochemicals, and other fine chemicals.
• Surface Modification: Employed in the creation of self-assembled monolayers (SAMs) or as a surface-active agent for material science applications.
• Flavor & Fragrance Industry: May be used as an intermediate in the synthesis of certain sulfur-containing aroma compounds, contributing to savory or meaty notes.
• Rubber & Elastomer Production: Functions as a peptizing agent or vulcanization modifier to control the plasticity and curing characteristics of rubber compounds.

Basic Information

Product Name	2,4,4-Trimethyl-2-Pentanethiol
CAS No.	31511-35-0
Molecular Formula	C8H18S
Molecular Weight	146.29 g/mol
Synonyms	tert-Octyl Mercaptan; 2,4,4-Trimethylpentane-2-thiol; tert-Octanethiol; 2-Mercapto-2,4,4-trimethylpentane; (CH3)3CCH2C(CH3)2SH; TOM; TOTM
EINECS	Contact for details

Quality Control

Our production of 2,4,4-Trimethyl-2-Pentanethiol adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) for purity and identity confirmation, to ensure it meets precise customer specifications and industry standards. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources, strong oxidizing agents, and strong bases. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize evaporation and prevent moisture ingress.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Specific Gravity (20°C)	0.84 - 0.86
Refractive Index (n20D)	1.450 - 1.455

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