Description

4,5,6,7-Tetrachloro-3,3-Bis(1-Ethyl-2-Methyl-1H-Indol-3-Yl)Phthalide is a specialized, high-purity organic compound belonging to the class of phthalide derivatives. This compound is valued for its unique structural properties, which make it a critical intermediate in the synthesis of advanced functional materials and colorants. It is primarily sought after by research institutions and industrial manufacturers in the fine chemical, specialty dye, and advanced material science sectors.

Application

• Key intermediate in the synthesis of functional dyes and colorants, particularly for high-performance applications.
• Precursor for the development of advanced organic electronic materials and photoresponsive compounds.
• Used in research and development of novel chromophores and fluorophores for analytical chemistry.
• Building block for specialty polymers and coatings requiring specific optical properties.
• Potential use in the formulation of security inks and other authentication technologies.
• Starting material for pharmaceutical research involving complex heterocyclic systems.

Basic Information

Product Name	4,5,6,7-Tetrachloro-3,3-Bis(1-Ethyl-2-Methyl-1H-Indol-3-Yl)Phthalide
CAS No.	41621-86-7
Molecular Formula	C₃₀H₂₄Cl₄N₂O₂
Molecular Weight	582.34 g/mol
Synonyms	3,3-Bis(1-Ethyl-2-methylindol-3-yl)-4,5,6,7-tetrachlorophthalide; 4,5,6,7-Tetrachloro-3,3-bis(1-ethyl-2-methylindol-3-yl)-1(3H)-isobenzofuranone; Tetrachlorophthalide Indole Derivative; TC-BEMIP; 41621-86-7 (CAS); Phthalide-based indole dye intermediate
EINECS	Contact for details

Quality Control

Our production of 4,5,6,7-Tetrachloro-3,3-Bis(1-Ethyl-2-Methyl-1H-Indol-3-Yl)Phthalide adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets exacting research and industrial-grade specifications. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials and sources of ignition. Due to its light-sensitive nature, handling should be performed under appropriate conditions to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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