Description

2-Methylbenzothiophene 1,1-Dioxide is a high-purity, specialized organic sulfur compound, also known as 2-Methylbenzothiophene sulfone. This chemical serves as a critical building block and intermediate in advanced organic synthesis, valued for its unique sulfone functional group which imparts specific reactivity and polarity. It is primarily utilized by pharmaceutical research, agrochemical development, and material science laboratories for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly those containing benzothiophene or sulfone motifs.
• Agrochemical Synthesis: Used in the creation of advanced herbicides, fungicides, and pesticides, where the sulfone group can enhance biological activity.
• Organic Light-Emitting Diode (OLED) Materials: Acts as a precursor or dopant in the synthesis of electron-transport or host materials for OLED displays and lighting.
• Ligand and Catalyst Development: Employed in organometallic chemistry to develop new ligands and catalysts for asymmetric synthesis and cross-coupling reactions.
• Polymer Modification: Serves as a monomer or additive to introduce sulfone groups into polymers, potentially modifying their thermal stability, solubility, or mechanical properties.
• Dye and Pigment Intermediate: Used in the synthesis of specialized dyes and pigments, particularly those requiring sulfur heterocycles for color fastness or specific hues.

Basic Information

Product Name	2-Methylbenzothiophene 1,1-Dioxide
CAS No.	6224-55-1
Molecular Formula	C9H8O2S
Molecular Weight	180.22 g/mol
Synonyms	2-Methylbenzothiophene Sulfone; 2-Methylbenzo[b]thiophene 1,1-Dioxide; 2-Methyl-1-benzothiophene 1,1-Dioxide; 2-Methylbenzothiophene S,S-Dioxide; 2-Methylthianaphthene 1,1-Dioxide; 2-Methyl-1,1-dioxobenzo[b]thiophene; 2-Methylbenzo[b]thiophene Sulfone
EINECS	Contact for details

Quality Control

Our 2-Methylbenzothiophene 1,1-Dioxide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all commercial and research quantities, supporting compliance in GMP and ISO environments.

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 oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	108 - 112 °C
Loss on Drying	≤ 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.