Description

3-Oxo-2,3-Dihydro-1H-Isoindole-4-Carboxylic Acid is a high-purity, synthetically valuable heterocyclic building block. This compound is a critical intermediate in the synthesis of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought by research institutions, fine chemical manufacturers, and contract development and manufacturing organizations (CDMOs) for developing novel active pharmaceutical ingredients (APIs) and advanced materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of biologically active isoindolinone derivatives and other heterocyclic compounds.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its fused-ring structure.
• Organic Synthesis Building Block: Serves as a versatile scaffold for constructing complex molecular architectures in medicinal chemistry.
• Material Science Research: Potential monomer or precursor for specialty polymers and advanced organic materials.
• Contract Manufacturing: Supplied to CDMOs for custom synthesis projects and scale-up production.

Basic Information

Product Name	3-Oxo-2,3-Dihydro-1H-Isoindole-4-Carboxylic Acid
CAS No.	935269-27-5
Molecular Formula	C9H7NO3
Molecular Weight	177.16 g/mol
Synonyms	4-Carboxy-2,3-dihydro-1H-isoindol-1-one; 4-Carboxy-1-oxoisoindoline; 1-Oxoisoindoline-4-carboxylic acid; 2,3-Dihydro-1H-isoindol-1-one-4-carboxylic acid; 3-Oxo-2,3-dihydro-1H-isoindole-4-carboxylic acid; Isoindolin-1-one-4-carboxylic acid; 4-Isoindolinecarboxylic acid, 1-oxo-; 935269-27-5
EINECS	Contact for details

Quality Control

Our 3-Oxo-2,3-Dihydro-1H-Isoindole-4-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specifications and test results. Our quality commitment supports applications requiring high standards, including cGMP-compliant pharmaceutical development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The product is light-sensitive and should be stored away from light. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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