Description

1-Oxo-3-Phenyl-3,4-Dihydro-1H-Isochromene-4-Carboxylic Acid is a high-purity, synthetically valuable heterocyclic carboxylic acid derivative. This compound serves as a critical advanced pharmaceutical intermediate (API) and a versatile building block in organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for the development of novel active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Used as a building block for developing new herbicides, fungicides, or plant growth regulators with novel modes of action.
• Fine Chemical Synthesis: Employed in the preparation of complex organic molecules, dyes, and functional materials due to its reactive carboxylic acid and lactone functionalities.
• Academic & R&D: A valuable reagent for methodological studies in organic chemistry, including asymmetric synthesis and heterocyclic chemistry research.
• Material Science Precursor: Potential use in synthesizing monomers or ligands for advanced polymers and coordination complexes.

Basic Information

Product Name	1-Oxo-3-Phenyl-3,4-Dihydro-1H-Isochromene-4-Carboxylic Acid
CAS No.	68204-74-0
Molecular Formula	C₁₆H₁₂O₄
Molecular Weight	268.26 g/mol
Synonyms	4-Carboxy-3-phenyl-3,4-dihydro-1H-2-benzopyran-1-one; 3-Phenyl-1-oxo-1H-isochromene-4-carboxylic acid; 3-Phenyl-3,4-dihydro-1-oxo-1H-isochromene-4-carboxylic acid; 3-Phenyl-3,4-dihydroisocoumarin-4-carboxylic acid; 4-Carboxy-3-phenylisochroman-1-one; 68204-74-0; 1H-Isochromene-4-carboxylic acid, 3,4-dihydro-1-oxo-3-phenyl-
EINECS	Contact for details

Quality Control

Our production of 1-Oxo-3-Phenyl-3,4-Dihydro-1H-Isochromene-4-Carboxylic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are 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 area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and bases. For long-term storage, consider 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.