Description

2-Pentanethiol, 4-Methyl- is a specialized organic sulfur compound, a branched-chain thiol with the CAS registry number 1639-05-0. This chemical is valued for its role as a versatile intermediate and a source of sulfur-containing functional groups in advanced organic synthesis. It is primarily sought by the chemical manufacturing, agrochemical, and pharmaceutical industries for applications requiring precise molecular construction, such as in the development of ligands, catalysts, and active pharmaceutical ingredients.

Application

• Chemical Intermediate: A key building block in the synthesis of more complex sulfur-containing organic molecules for pharmaceuticals and agrochemicals.
• Catalyst & Ligand Synthesis: Used in the preparation of metal-chelating ligands and organocatalysts for asymmetric synthesis and polymerization processes.
• Flavor & Fragrance Industry: Serves as a precursor for creating specific sulfurous notes in flavor and fragrance compositions, where trace amounts are impactful.
• Polymer Modification: Acts as a chain-transfer agent or a functional monomer to introduce thiol groups into polymer backbones, altering material properties.
• Research & Development: An essential reagent in academic and industrial R&D labs for exploring new synthetic pathways and material science.
• Surface Functionalization: Utilized in self-assembled monolayers (SAMs) on metal surfaces for corrosion inhibition or to create specific surface chemistries.

Basic Information

Product Name	2-Pentanethiol, 4-Methyl-
CAS No.	1639-05-0
Molecular Formula	C6H14S
Molecular Weight	118.24 g/mol
Synonyms	4-Methyl-2-pentanethiol; 4-Methylpentane-2-thiol; 2-Mercapto-4-methylpentane; Isobutyl methyl carbinethiol; Isobutyl methyl carbinol mercaptan; 4-Methyl-2-mercaptopentane; 2-Pentanethiol, 4-methyl-
EINECS	216-683-3

Quality Control

Our production of 2-Pentanethiol, 4-Methyl- adheres to stringent quality management protocols. Each batch is analyzed using advanced techniques including GC and NMR to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality system is designed to meet the rigorous demands of industrial and research applications, ensuring reliable performance in your processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Refractive Index (n20/D)	1.440 - 1.450
Density (g/mL at 20°C)	0.830 - 0.850
Water Content (KF)	≤ 0.5%

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