Description

2'-Anilino-6'-(n-Ethyl-n-Isopentylamino)Spiro[Phthalide-3,9'-[9H]Xanthene] is a specialized organic compound belonging to the spiroxanthene class, identified by CAS NO 105893-61-6. This compound is valued for its unique photochromic and chromogenic properties, which are critical for advanced material science applications. It is primarily sought by manufacturers and R&D laboratories in the thermochromic ink, pressure-sensitive paper, and optical sensor industries.

Application

• Thermochromic Inks and Pigments: A key leuco dye component for inks that change color with temperature, used in packaging, textiles, and novelty items.
• Pressure-Sensitive Recording Papers: Serves as a color-forming agent in carbonless copy paper and fax paper systems.
• Optical Data Storage and Sensors: Utilized in the development of light-sensitive materials for data storage media and photochromic sensors.
• Advanced Material Research: Employed as a building block or intermediate in synthesizing novel organic compounds with specific electronic or optical characteristics.
• Security Printing: Used in the formulation of inks for anti-counterfeiting and authentication features on documents and labels.

Basic Information

Product Name	2'-Anilino-6'-(n-Ethyl-n-Isopentylamino)Spiro[Phthalide-3,9'-[9H]Xanthene]
CAS No.	105893-61-6
Molecular Formula	C39H38N2O3
Molecular Weight	582.73 g/mol
Synonyms	2'-Anilino-6'-(N-ethyl-N-isopentylamino)spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one; Spiro[phthalide-3,9'-[9H]xanthene], 2'-anilino-6'-(ethylisopentylamino)-; 2'-Anilino-6'-(N-ethyl-N-isopentylamino)-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one; Thermochromic Leuco Dye; Pressure-sensitive dye intermediate; CAS 105893-61-6
EINECS	Contact for details

Quality Control

Our production of 2'-Anilino-6'-(n-Ethyl-n-Isopentylamino)Spiro[Phthalide-3,9'-[9H]Xanthene] adheres to stringent internal quality protocols to ensure batch-to-batch consistency and performance reliability. Each lot is analyzed for critical parameters including identity, purity, and chromatic performance. A comprehensive Certificate of Analysis (COA) detailing these specifications is provided with every shipment to support your quality assurance processes.

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). Keep away from incompatible materials such as strong oxidizing agents. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.