Description

Methyl (4-Oxo-2,3,4,5-tetrahydro-1,5-benzoxazepin-3-yl)acetate is a high-purity, advanced pharmaceutical intermediate characterized by its benzoxazepine core structure. This compound matters for its critical role as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), enabling the development of next-generation therapeutics. It is primarily needed by research institutions, pharmaceutical development companies, and fine chemical manufacturers focused on central nervous system (CNS) and other therapeutic areas.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the multi-step synthesis of complex drug candidates, particularly those targeting neurological pathways.
• Research & Development (R&D): Used in medicinal chemistry for structure-activity relationship (SAR) studies and the discovery of new chemical entities.
• API Synthesis: A key building block in the production route for Active Pharmaceutical Ingredients (APIs) containing the benzoxazepine pharmacophore.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis and scale-up projects.
• Process Chemistry: Utilized in route scouting and optimization for efficient, scalable manufacturing processes.
• Reference Standard: Can be supplied as a high-purity standard for analytical method development and quality control in pharmaceutical production.

Basic Information

Product Name	Methyl (4-Oxo-2,3,4,5-tetrahydro-1,5-benzoxazepin-3-yl)acetate
CAS No.	1120258-93-6
Molecular Formula	C₁₂H₁₃NO₄
Molecular Weight	235.24 g/mol
Synonyms	Methyl 2-(4-oxo-2,3,4,5-tetrahydro-1,5-benzoxazepin-3-yl)acetate; 3-Acetic acid, 2,3,4,5-tetrahydro-4-oxo-1,5-benzoxazepin-3-yl-, methyl ester; 1,5-Benzoxazepin-3-acetic acid, 2,3,4,5-tetrahydro-4-oxo-, methyl ester; (4-Oxo-2,3,4,5-tetrahydro-1,5-benzoxazepin-3-yl)acetic acid methyl ester; Methyl (4-oxo-1,5-benzoxazepin-3-yl)acetate (shortened form); Benzoxazepine acetate ester intermediate; CAS 1120258-93-6
EINECS	Contact for details

Quality Control

Our Methyl (4-Oxo-2,3,4,5-tetrahydro-1,5-benzoxazepin-3-yl)acetate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our production adheres to cGMP principles where applicable, ensuring reliability for your most demanding R&D and scale-up projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). The product may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if specified. Keep away from incompatible materials such as strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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