Description

3,4-Dihydro-9-Benzyloxy-[1]Benzothieno[2,3-F]-1,4-Thiazepin-5(2H)-One is a high-purity, advanced pharmaceutical intermediate characterized by its complex heterocyclic structure. This compound is of significant value in medicinal chemistry for the research and development of novel therapeutic agents. It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in synthesizing innovative drug candidates.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel thiazepine-based drug candidates for preclinical and clinical research.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies to develop new bioactive molecules.
• Organic Synthesis Reference Standard: Serves as a high-purity reference material for analytical method development and validation in QC laboratories.
• Contract Research & Manufacturing (CRAM): Supplied to CDMOs for the production of custom APIs and complex molecules under GMP conditions.
• Academic Research: Utilized in university and institutional labs for exploring new synthetic pathways and heterocyclic chemistry.

Basic Information

Product Name	3,4-Dihydro-9-Benzyloxy-[1]Benzothieno[2,3-F]-1,4-Thiazepin-5(2H)-One
CAS No.	1259977-97-3
Molecular Formula	C19H15NO2S2
Molecular Weight	353.46 g/mol
Synonyms	9-Benzyloxy-3,4-dihydro-1-benzothieno[2,3-f][1,4]thiazepin-5(2H)-one; 9-(Benzyloxy)-2,3,4,5-tetrahydro-1-benzothieno[2,3-f][1,4]thiazepin-5-one; Benzothieno[2,3-f][1,4]thiazepin-5(2H)-one, 9-(benzyloxy)-3,4-dihydro-; CAS 1259977-97-3
EINECS	Contact for details

Quality Control

Our 3,4-Dihydro-9-Benzyloxy-[1]Benzothieno[2,3-F]-1,4-Thiazepin-5(2H)-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, MS). We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Complies with ICH guidelines
Water Content (KF)	≤ 0.5%

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