Description

Thieno[2,3-f]-1,4-oxazepin-5-amine, 3-ethyl-2,3-dihydro-2-methyl-, (2S,3S)- (9Ci) is a high-purity, stereochemically defined heterocyclic compound of significant interest in advanced organic synthesis. This molecule matters as a sophisticated chiral building block, enabling the development of novel pharmacologically active agents with precise three-dimensional structures. It is primarily needed by pharmaceutical R&D teams and fine chemical manufacturers focused on creating new therapeutic candidates, particularly in central nervous system (CNS) and oncology research.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new active pharmaceutical ingredients (APIs), especially for neurological and psychiatric targets.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and high-throughput screening libraries to discover novel drug candidates.
• Asymmetric Synthesis: Employed in advanced synthetic routes to introduce complex heterocyclic and stereochemical elements into target molecules.
• Chemical Biology Probes: Serves as a starting material for developing tool compounds and probes to study biological pathways and protein functions.
• Process Chemistry Development: Used in scaling up synthetic routes from laboratory to pilot plant scale for potential commercial drug production.
• Academic Research: A valuable compound for university and institutional research in organic chemistry, heterocyclic chemistry, and drug discovery methodologies.

Basic Information

Product Name	Thieno[2,3-f]-1,4-oxazepin-5-amine, 3-ethyl-2,3-dihydro-2-methyl-, (2S,3S)- (9Ci)
CAS No.	734523-97-8
Molecular Formula	C10H14N2OS
Molecular Weight	210.30 g/mol
Synonyms	(2S,3S)-3-Ethyl-2,3-dihydro-2-methyl-thieno[2,3-f][1,4]oxazepin-5-amine; (2S,3S)-3-Ethyl-2-methyl-2,3-dihydro-5H-thieno[2,3-f][1,4]oxazepin-5-amine; 734523-97-8; Thieno[2,3-f]-1,4-oxazepin-5-amine, 3-ethyl-2,3-dihydro-2-methyl-, (2S,3S)-; (2S,3S)-rel-3-Ethyl-2-methyl-2,3-dihydro-5H-[1,4]oxazepino[2,3-f]thiophen-5-amine
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical characterization, including chiral purity verification, to meet the exacting standards of pharmaceutical research. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to maintain stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 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.