Description

1,1-Dioxo-2,3,4,5-Tetrahydro-1H-116-Benzo[B]Thiepin-5-Ol is a high-purity, specialized heterocyclic compound featuring a benzothiepin core structure. This compound is valued for its role as a critical synthetic intermediate in advanced pharmaceutical research and fine chemical synthesis. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its unique heterocyclic scaffold.
• Material Science Precursor: Acts as a monomer or functional additive in the research of advanced polymers and organic electronic materials.
• Chemical Biology Probe: Utilized in medicinal chemistry for structure-activity relationship (SAR) studies and as a molecular probe in biochemical assays.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving global clients.

Basic Information

Product Name	1,1-Dioxo-2,3,4,5-Tetrahydro-1H-116-Benzo[B]Thiepin-5-Ol
CAS No.	109821-96-7
Molecular Formula	C10H10O3S
Molecular Weight	210.25 g/mol
Synonyms	5-Hydroxy-1,1-dioxo-2,3,4,5-tetrahydro-1H-1λ⁶-benzo[b]thiepin; 5-Hydroxy-2,3,4,5-tetrahydro-1H-1-benzothiepin-1,1-dioxide; 1H-1λ⁶-Benzo[b]thiepin-5-ol, 2,3,4,5-tetrahydro-1,1-dioxide; 2,3,4,5-Tetrahydro-1,1-dioxo-1H-benzo[b]thiepin-5-ol; Benzothiepin-5-ol derivative; 109821-96-7; 5-OH-Benzo[b]thiepin dioxide
EINECS	Contact for details

Quality Control

Our 1,1-Dioxo-2,3,4,5-Tetrahydro-1H-116-Benzo[B]Thiepin-5-Ol is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality system is designed to support cGMP and ISO standards for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.