Description

1-Hexanethiol is a versatile aliphatic mercaptan, also known as hexyl mercaptan, with the CAS number 111-31-9. This compound serves as a critical intermediate and functional additive, valued for its ability to introduce sulfur-containing groups and act as a chain transfer agent in polymerization processes. It is essential for manufacturers and R&D teams in the polymer, agrochemical, and specialty chemical industries seeking to modify material properties or synthesize complex organic molecules.

Application

• Polymer Industry: Primarily used as a chain transfer agent (CTA) or modifier in the production of synthetic rubbers (e.g., SBR, NBR) and plastics to control molecular weight and polymer architecture.
• Chemical Synthesis: Acts as a key building block and sulfur source in the synthesis of agrochemicals, pharmaceuticals, and other specialty organic compounds.
• Surface Modification: Employed to create self-assembled monolayers (SAMs) on gold and other metal surfaces for research in nanotechnology and sensor development.
• Odorant & Intermediate: Used in the formulation of odorants for natural gas and as an intermediate in the production of lubricant additives and corrosion inhibitors.
• Crosslinking Agent: Functions as a crosslinking or curing agent in certain elastomer and resin systems to enhance thermal and mechanical properties.

Basic Information

Product Name	1-Hexanethiol
CAS No.	111-31-9
Molecular Formula	C₆H₁₄S
Molecular Weight	118.24 g/mol
Synonyms	Hexyl mercaptan; n-Hexyl mercaptan; 1-Mercaptohexane; n-Hexanethiol; Hexane-1-thiol; NSC 7413; Mercaptan C6
EINECS	203-857-0

Quality Control

Our 1-Hexanethiol is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) for purity and identity confirmation, to ensure it meets exacting standards for industrial and research applications. Certificates of Analysis (COA) with detailed specifications are provided to guarantee supply reliability and product consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and oxidizing agents. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use. Recommended storage temperature is 2-25°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Density (20°C)	0.84 - 0.85 g/mL
Refractive Index (n20/D)	1.447 - 1.449
Water Content (KF)	≤ 0.1%

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