Description

7-Chloro-9-Methyl-3,4-Dihydro-2H-Benzo[B]Oxepin-5-One is a high-purity, specialized organic intermediate of significant interest in advanced chemical synthesis. This compound matters for its role as a key building block in the development of complex heterocyclic molecules, particularly in the pharmaceutical sector. Industries that require it include pharmaceutical R&D, agrochemical manufacturing, and academic research institutions focused on medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with benzoxepin or related heterocyclic scaffolds.
• Agrochemical Research: Serves as a building block for developing new crop protection agents and herbicides with specific biological activity.
• Material Science: Used in research for creating organic electronic materials and specialty polymers due to its fused ring structure.
• Medicinal Chemistry: Employed in structure-activity relationship (SAR) studies and the discovery of new drug candidates targeting various therapeutic areas.
• Chemical Synthesis: Acts as a versatile synthon for further functionalization, enabling the creation of diverse chemical libraries for screening.

Basic Information

Product Name	7-Chloro-9-Methyl-3,4-Dihydro-2H-Benzo[B]Oxepin-5-One
CAS No.	103501-83-3
Molecular Formula	C11H11ClO2
Molecular Weight	210.66 g/mol
Synonyms	7-Chloro-9-methyl-3,4-dihydro-2H-1-benzoxepin-5-one; 2H-Benzoxepin-5-one, 7-chloro-3,4-dihydro-9-methyl-; 7-Chloro-9-methyl-3,4-dihydro-2H-benzo[b]oxepin-5(1H)-one; 7-Chloro-9-methyl-2,3,4,5-tetrahydro-1-benzoxepin-5-one; 103501-83-3 (CAS Name).
EINECS	Contact for details

Quality Control

Our 7-Chloro-9-Methyl-3,4-Dihydro-2H-Benzo[B]Oxepin-5-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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