Description

Benzene, 1-Ethoxy-3-(Methylsulfonyl)- (9Ci) is a specialized aromatic ether-sulfone derivative, identified by CAS number 700348-34-1. This high-purity intermediate is valued for its unique chemical structure, which makes it a critical building block in advanced organic synthesis. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for molecules requiring an ethoxy and methylsulfonyl motif.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides, where its specific functional groups contribute to biological activity and selectivity.
• Material Science Research: Acts as a monomer or precursor in the development of specialty polymers and advanced organic materials with tailored electronic or thermal properties.
• Ligand and Catalyst Development: Employed in organometallic chemistry for the synthesis of novel ligands used in catalytic systems for cross-coupling and other transformative reactions.
• Fine Chemical Production: Utilized as a high-value intermediate in custom synthesis and contract manufacturing for specialty chemical applications.

Basic Information

Product Name	Benzene, 1-Ethoxy-3-(Methylsulfonyl)- (9Ci)
CAS No.	700348-34-1
Molecular Formula	C9H12O3S
Molecular Weight	200.26 g/mol
Synonyms	1-Ethoxy-3-(methylsulfonyl)benzene; 3-(Methylsulfonyl)phenetole; 3-Ethoxybenzenesulfonylmethane; m-Ethoxyphenyl methyl sulfone; 1-Ethoxy-3-methanesulfonylbenzene; Phenetole, 3'-(methylsulfonyl)-
EINECS	Contact for details

Quality Control

Every batch of Benzene, 1-Ethoxy-3-(Methylsulfonyl)- (9Ci) is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency meet the exacting standards required for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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