Description

1H-Isoindole-5-Carboxylic Acid, 2,3-Dihydro-1-Oxo-, Methyl Ester is a high-purity organic building block and pharmaceutical intermediate of significant commercial interest. This compound is valued for its role in the synthesis of complex heterocyclic molecules, particularly in medicinal chemistry research and development. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced material sectors for constructing novel active ingredients and functional compounds.

Application

• Pharmaceutical Intermediate: A key synthon for the research and synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its heterocyclic core structure.
• Organic Synthesis Building Block: Serves as a versatile precursor in multi-step synthetic routes for creating complex isoindole-derived compounds in academic and industrial laboratories.
• Material Science Precursor: Potential use in the synthesis of organic semiconductors, ligands for catalysis, or specialty polymers requiring specific heterocyclic motifs.
• Chemical Reference Standard: Supplied as a high-purity standard for analytical method development, quality control, and regulatory submissions in API manufacturing.

Basic Information

Product Name	1H-Isoindole-5-Carboxylic Acid, 2,3-Dihydro-1-Oxo-, Methyl Ester
CAS No.	926307-72-4
Molecular Formula	C10H9NO3
Molecular Weight	191.18 g/mol
Synonyms	Methyl 1-oxo-2,3-dihydro-1H-isoindole-5-carboxylate; 1-Oxo-2,3-dihydro-1H-isoindole-5-carboxylic acid methyl ester; 5-(Methoxycarbonyl)-2,3-dihydro-1H-isoindol-1-one; 2,3-Dihydro-1-oxo-1H-isoindole-5-carboxylic Acid Methyl Ester; Methyl 2,3-dihydro-1-oxo-1H-isoindole-5-carboxylate; 1H-Isoindole-5-carboxylic acid, 2,3-dihydro-1-oxo-, methyl ester; 926307-72-4
EINECS	Contact for details

Quality Control

Our 1H-Isoindole-5-Carboxylic Acid, 2,3-Dihydro-1-Oxo-, Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment to support your quality and regulatory requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5% w/w
Residue on Ignition	≤ 0.1%

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