Description

Benzo[B]Thiophene, 6-Ethoxy-2,3-Dihydro-, 1,1-Dioxide (9Ci) is a high-purity, functionalized benzothiophene derivative, serving as a critical advanced intermediate in modern organic synthesis. Its value lies in providing a versatile sulfone-containing scaffold for constructing complex molecules with tailored electronic and steric properties. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of potential drug candidates, especially those targeting central nervous system (CNS) disorders or possessing sulfonamide-related bioactivity.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, where the benzothiophene sulfone core can contribute to specific biological activity.
• Material Science Precursor: Acts as a monomer or functional unit in the research of organic semiconductors, conductive polymers, and advanced organic materials.
• Organic Synthesis Building Block: Employed in cross-coupling reactions, cyclizations, and as a substrate for further functionalization to create diverse chemical libraries for screening.
• Dye and Pigment Intermediate: Serves as a starting material for synthesizing specialized heterocyclic dyes and optical brighteners.

Basic Information

Product Name	Benzo[B]Thiophene, 6-Ethoxy-2,3-Dihydro-, 1,1-Dioxide (9Ci)
CAS No.	342623-81-8
Molecular Formula	C10H12O3S
Molecular Weight	212.26 g/mol
Synonyms	6-Ethoxy-2,3-dihydro-1-benzothiophene 1,1-dioxide; 6-Ethoxy-2,3-dihydrobenzo[b]thiophene 1,1-dioxide; 2,3-Dihydro-6-ethoxybenzo[b]thiophene 1,1-dioxide; 6-Ethoxy-2,3-dihydro-1-benzothiophene sulfone; 1,1-Dioxo-6-ethoxy-2,3-dihydro-1-benzothiophene
EINECS	Contact for details

Quality Control

Our Benzo[B]Thiophene, 6-Ethoxy-2,3-Dihydro-, 1,1-Dioxide (9Ci) is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and 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	Contact for details
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.