Description

6-Chloro-3 H-Isobenzofuran-1-One is a versatile and high-purity organic intermediate of significant importance in advanced chemical synthesis. This compound serves as a critical building block for the development of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is essential for research and production teams focused on creating novel active ingredients, functional materials, and fine chemicals, where precise molecular architecture is paramount.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for central nervous system (CNS) and cardiovascular drugs.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or building block for novel polymers and organic electronic materials.
• Dye and Pigment Manufacturing: Intermediate for producing specialized chromophores and high-performance pigments.
• Organic Synthesis Laboratory: A valuable reagent for academic and industrial research in heterocyclic and medicinal chemistry.
• Fine Chemical Production: Employed in the custom synthesis of complex, high-value specialty chemicals for various industrial applications.

Basic Information

Item	Details
Product Name	6-Chloro-3 H-Isobenzofuran-1-One
CAS No.	19641-29-3
Molecular Formula	C8H5ClO2
Molecular Weight	168.58 g/mol
Synonyms	6-Chlorophthalide; 6-Chloro-1(3H)-isobenzofuranone; 6-Chloro-3H-isobenzofuran-1-one; 6-Chloro-1-phthalanone; 6-Chlorobenzofuran-1(3H)-one; 6-Chloro-3H-2-benzofuran-1-one; 6-Chloro-1-oxo-1,3-dihydroisobenzofuran
EINECS	Contact for details

Quality Control

Our 6-Chloro-3 H-Isobenzofuran-1-One is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity and purity against stringent internal specifications. A Certificate of Analysis (COA) detailing all test results is provided with every 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 area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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