Description

1,4-Benzoxathiin-8-Carbonyl Chloride, 2,3-Dihydro- (9Ci) is a high-purity, reactive organic intermediate featuring a benzoxathiin core functionalized with an acid chloride group. This compound is a critical building block in advanced organic synthesis, enabling the efficient introduction of the 1,4-benzoxathiin pharmacophore into target molecules. It is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for the creation of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic structure for bioactivity.
• Material Science Precursor: Serves as a monomer or functionalization agent in the synthesis of specialized polymers and advanced organic materials.
• Chemical Biology Probe Development: Employed to create labeled compounds or activity-based probes for studying biological pathways and enzyme functions.
• Academic & Contract Research: Essential for fundamental organic chemistry research and custom synthesis projects in university and CRO (Contract Research Organization) laboratories.

Basic Information

Item	Details
Product Name	1,4-Benzoxathiin-8-Carbonyl Chloride, 2,3-Dihydro- (9Ci)
CAS No.	184094-12-0
Molecular Formula	C9H7ClO2S
Molecular Weight	214.67 g/mol
Synonyms	2,3-Dihydro-1,4-benzoxathiin-8-carbonyl chloride; 8-Chlorocarbonyl-2,3-dihydro-1,4-benzoxathiin; 1,4-Benzoxathiin-8-carbonyl chloride, 2,3-dihydro-; 2,3-Dihydrobenzo[b][1,4]oxathiine-8-carbonyl chloride; 184094-12-0; 8-Carboxy-2,3-dihydro-1,4-benzoxathiin chloride; 2,3-Dihydro-1,4-benzoxathiine-8-carbonyl chloride
EINECS	Contact for details

Quality Control

Our 1,4-Benzoxathiin-8-Carbonyl Chloride, 2,3-Dihydro- (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity, suitable for sensitive synthetic applications. All products undergo rigorous analytical testing, including HPLC, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment 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 place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.