Description

1,3-Dioxo-2-Phenylisoindoline-5-Carboxylic Acid CAS NO 4649-27-8 is a high-purity, functionalized isoindoline derivative serving as a critical building block in advanced organic synthesis. This compound matters for its role as a versatile intermediate in the development of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily needed by R&D chemists and process development scientists for creating active pharmaceutical ingredients (APIs), functional dyes, and performance materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and inflammation.
• Agrochemical Synthesis: Used in the development of advanced herbicides and pesticides, leveraging its phenylisoindoline core for biological activity.
• Functional Dye & Pigment Manufacturing: Serves as a core structure for producing high-performance organic pigments and dyes with specific light-absorption properties.
• Material Science Research: Employed in the creation of organic semiconductors, photoconductive materials, and other advanced electronic components.
• Chemical Biology Probes: Utilized as a scaffold for developing fluorescent tags and molecular probes for diagnostic and research applications.
• Polymer Modification: Acts as a monomer or cross-linking agent to introduce specific functional groups into polymer chains, enhancing material properties.

Basic Information

Product Name	1,3-Dioxo-2-Phenylisoindoline-5-Carboxylic Acid
CAS No.	4649-27-8
Molecular Formula	C15H9NO4
Molecular Weight	267.24 g/mol
Synonyms	5-Carboxy-2-phenylisoindoline-1,3-dione; 2-Phenyl-1,3-isoindolinedione-5-carboxylic acid; N-Phenyl-5-carboxyphthalimide; 5-Carboxy-N-phenylphthalimide; Phthalimide-5-carboxylic acid, N-phenyl-; 1H-Isoindole-1,3(2H)-dione, 5-carboxy-2-phenyl-; 4649-27-8; N-Phenyl-5-carboxy-1,3-dioxoisoindoline
EINECS	Contact for details

Quality Control

Our production of 1,3-Dioxo-2-Phenylisoindoline-5-Carboxylic Acid adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure compliance with exacting industry standards. Certificates of Analysis (COA) detailing all specifications are available upon request 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 a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%

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