Description

1-Methylsulfanylnaphthalene is a sulfur-containing naphthalene derivative, a versatile organic intermediate prized for its role in synthesizing more complex chemical architectures. Its value lies in its ability to act as a building block for pharmaceuticals, agrochemicals, and advanced materials, offering a unique combination of aromatic stability and sulfur reactivity. This compound is essential for R&D chemists and production specialists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the production of active pharmaceutical ingredients (APIs), particularly those requiring naphthalene-based scaffolds with sulfur functionalities.
• Agrochemical Synthesis: Used in the research and manufacture of herbicides, fungicides, and insecticides, where the methylthio group can influence biological activity.
• Organic Synthesis Building Block: Serves as a versatile precursor in cross-coupling reactions, oxidation to sulfoxides/sulfones, and other transformations for creating novel organic compounds.
• Material Science Research: Investigated for use in the development of organic semiconductors, liquid crystals, and other advanced functional materials due to its conjugated aromatic system.
• Dye and Pigment Intermediate: Acts as a starting material in the synthesis of sulfur-containing dyes and organic pigments.
• Ligand and Catalyst Development: Utilized in the preparation of specialized ligands for metal catalysis in asymmetric synthesis and other catalytic processes.

Basic Information

Product Name	1-Methylsulfanylnaphthalene
CAS No.	10075-72-6
Molecular Formula	C₁₁H₁₀S
Molecular Weight	174.26 g/mol
Synonyms	1-(Methylthio)naphthalene; Methyl 1-Naphthyl Sulfide; 1-Naphthyl Methyl Sulfide; α-Naphthyl Methyl Sulfide; Naphthalene, 1-(methylthio)-; NSC 404087; 1-Methylmercaptonaphthalene
EINECS	233-211-6

Quality Control

Our 1-Methylsulfanylnaphthalene is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specified parameters. Our quality commitment ensures the material is suitable for demanding applications in research and regulated synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0% (Standard Grade)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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