Description

5,6-Benzocoumarin-3-Carbonyl Chloride is a specialized organic intermediate featuring a reactive acid chloride functional group fused to a benzocoumarin scaffold. This compound matters for its role as a critical building block in the synthesis of complex heterocyclic molecules and advanced functional materials. It is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and material science industries for constructing novel active ingredients and organic electronic components.

Application

• Pharmaceutical Intermediate: Key precursor for synthesizing novel drug candidates, particularly those targeting specific enzymes or receptors where the benzocoumarin core is pharmacologically active.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, or pesticides, leveraging its structural complexity for targeted biological activity.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for electron-transport or emissive layer materials in display and lighting technologies.
• Fluorescent Dyes and Probes: Acts as a core structure for creating highly specific fluorescent tags used in bio-imaging and diagnostic assays.
• Polymer and Material Science: Incorporated into specialty polymers to impart unique optical, electronic, or mechanical properties.
• Academic and Contract Research: Essential reagent for methodological development and exploring new chemical reactions in synthetic organic chemistry.

Basic Information

Product Name	5,6-Benzocoumarin-3-Carbonyl Chloride
CAS No.	71942-38-6
Molecular Formula	C14H7ClO3
Molecular Weight	258.66 g/mol
Synonyms	5,6-Benzochromone-3-carbonyl chloride; 3-Chlorocarbonyl-5,6-benzocoumarin; 5,6-Benzo-2H-chromene-3-carbonyl chloride; 5,6-Benzo-2H-1-benzopyran-3-carbonyl chloride; 3-Chlorocarbonyl-5,6-benzo-2H-chromen-2-one; 5,6-Benzo-coumarin-3-carboxylic acid chloride
EINECS	Contact for details

Quality Control

Our 5,6-Benzocoumarin-3-Carbonyl Chloride is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%

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