Description

4,5,6,7-Tetrachloro-2-(2-Hydroxyphenyl)-1H-Isoindole-1,3(2H)-Dione is a specialized halogenated isoindole-1,3-dione derivative, a key intermediate in advanced organic synthesis. Its unique polyhalogenated structure with a phenolic substituent makes it a valuable building block for creating complex molecules with tailored properties. This compound is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme inhibition or possessing unique pharmacophores.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and pesticides, leveraging its halogenated structure for potential bioactive properties.
• Organic Light-Emitting Diode (OLED) Materials: Acts as a building block for electron-transport materials or host materials in OLED devices due to its rigid, conjugated core.
• Polymer Chemistry: Employed as a monomer or functionalizing agent to introduce halogen and hydroxyl groups into polymer backbones, modifying thermal stability and solubility.
• Coordination Chemistry & Ligand Synthesis: The phenolic hydroxyl and carbonyl groups can act as chelating sites for metal ions, useful in creating catalysts or metal-organic frameworks (MOFs).
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized pigments and dyes where the tetrachlorinated isoindole structure contributes to color fastness and stability.

Basic Information

Product Name	4,5,6,7-Tetrachloro-2-(2-Hydroxyphenyl)-1H-Isoindole-1,3(2H)-Dione
CAS No.	199930-15-9
Molecular Formula	C14H5Cl4NO3
Molecular Weight	391.01 g/mol
Synonyms	2-(2-Hydroxyphenyl)-4,5,6,7-tetrachloro-1H-isoindole-1,3(2H)-dione; 4,5,6,7-Tetrachloro-2-(2-hydroxyphenyl)isoindoline-1,3-dione; Tetrachlorohydroxyphenylphthalimide; N-(2-Hydroxyphenyl)-3,4,5,6-tetrachlorophthalimide; 3,4,5,6-Tetrachloro-N-(2-hydroxyphenyl)phthalimide
EINECS	Contact for details

Quality Control

Our 4,5,6,7-Tetrachloro-2-(2-Hydroxyphenyl)-1H-Isoindole-1,3(2H)-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure consistent quality and batch-to-batch reproducibility. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be amber-colored or stored in light-resistant secondary packaging.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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