Description

1-(6,7-Dichloro-2,3-Dihydro-1,4-Benzodioxin-5-Yl)-1-Ethanone is a high-purity, functionalized benzodioxin derivative of significant interest in advanced organic synthesis. This compound serves as a critical building block for the development of novel chemical entities, particularly in the pharmaceutical and agrochemical sectors. Its unique chlorinated benzodioxin core structure makes it a valuable intermediate for researchers and manufacturers requiring precise molecular architecture. The product is supplied with a CAS number of 166816-11-1, ensuring unambiguous identification for global procurement and regulatory compliance.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Used in the creation of novel herbicides and pesticides, leveraging its halogenated aromatic structure for bioactivity.
• Material Science Research: Serves as a precursor for the synthesis of specialty polymers and organic electronic materials due to its rigid, fused-ring system.
• Ligand and Catalyst Development: Employed in the design of complex ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Biology Probes: Utilized in the development of molecular probes for studying biological pathways and enzyme functions.
• Custom Synthesis and Contract Manufacturing: An essential starting material for fine chemical producers engaged in custom synthesis projects for clients.

Basic Information

Product Name	1-(6,7-Dichloro-2,3-Dihydro-1,4-Benzodioxin-5-Yl)-1-Ethanone
CAS No.	166816-11-1
Molecular Formula	C10H8Cl2O3
Molecular Weight	247.08 g/mol
Synonyms	5-Acetyl-6,7-dichloro-2,3-dihydro-1,4-benzodioxine; 6,7-Dichloro-5-acetyl-2,3-dihydro-1,4-benzodioxine; 1-(6,7-Dichloro-2,3-dihydro-1,4-benzodioxin-5-yl)ethanone; 5-Acetyl-6,7-dichloro-1,4-benzodioxane; 166816-11-1; Ethanone, 1-(6,7-dichloro-2,3-dihydro-1,4-benzodioxin-5-yl)-
EINECS	Contact for details

Quality Control

Our 1-(6,7-Dichloro-2,3-Dihydro-1,4-Benzodioxin-5-Yl)-1-Ethanone is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency suitable for sensitive synthesis applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents and bases. For long-term storage, consider storage under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.