Description

3-Isochromanone is a versatile heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique lactone structure makes it a valuable precursor for developing complex molecules, particularly in the pharmaceutical and agrochemical sectors. This intermediate is essential for researchers and manufacturers creating active pharmaceutical ingredients (APIs), fine chemicals, and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and plant growth regulators.
• Organic Synthesis Building Block: Employed in constructing complex heterocyclic compounds and fine chemicals for research and development.
• Material Science: Acts as a precursor for specialty polymers, liquid crystals, and other functional organic materials.
• Flavor and Fragrance Industry: Utilized in the synthesis of certain aroma chemicals and fragrance components.
• Chemical Research: Serves as a standard or reagent in academic and industrial laboratories for methodological studies.

Basic Information

Product Name	3-Isochromanone
CAS No.	4385-35-7
Molecular Formula	C9H8O2
Molecular Weight	148.16 g/mol
Synonyms	3-Isochromanone; Isochroman-3-one; 3,4-Dihydro-1H-2-benzopyran-1-one; 1-Isochromanone; 3-Oxo-3,4-dihydro-1H-isochromene; 3,4-Dihydroisocoumarin; 1-Oxo-1H-isochromane; 4385-35-7
EINECS	Contact for details

Quality Control

Our 3-Isochromanone is manufactured under strict quality management protocols. We provide material that meets high-purity standards suitable for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for every batch upon request, ensuring traceability and compliance with your project specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong bases and reducing agents.

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%

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