Description

Spiro(Isobenzofuran-1(3H),9'-Xanthen)-3-One CAS NO 596-24-7 is a high-purity, specialized organic compound belonging to the spirocyclic and xanthene chemical families. This compound is valued for its unique structural framework, which imparts specific photophysical and chemical properties critical for advanced material synthesis. It serves as a key synthetic intermediate and functional component for research and industrial applications demanding precise molecular architecture. Target sectors include pharmaceutical research, organic electronics, and the development of novel dyes and pigments.

Application

• Pharmaceutical Intermediate: Used in the research and synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring complex spirocyclic or xanthene motifs.
• Organic Light-Emitting Diodes (OLEDs): Acts as a precursor or core structure for developing host or dopant materials in OLED displays and lighting due to potential charge-transport properties.
• Functional Dyes & Pigments: Serves as a building block for synthesizing specialized dyes, fluorescent markers, and high-performance pigments for industrial and analytical applications.
• Material Science Research: Employed in academic and industrial R&D for creating novel polymers, coatings, or organic semiconductors with tailored properties.
• Photocatalyst & Photoinitiator Development: Investigated for use in designing new photocatalysts or photoinitiator systems for polymerization reactions and green chemistry applications.
• Analytical Chemistry Standards: Can be utilized as a high-purity reference standard or calibration compound in chromatographic and spectroscopic analysis.

Basic Information

Product Name	Spiro(Isobenzofuran-1(3H),9'-Xanthen)-3-One
CAS No.	596-24-7
Molecular Formula	C20H12O3
Molecular Weight	300.31 g/mol
Synonyms	Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one; 3H-Spiro[isobenzofuran-1,9'-xanthen]-3-one; 1,3-Dihydrospiro[isobenzofuran-1,9'-xanthen]-3-one; Fluorane; Fluoran; Spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one; Spiroxanthen-3-one; Spiro(isobenzofuran-1(3H),9'-xanthen)-3-one
EINECS	209-879-2

Quality Control

Our Spiro(Isobenzofuran-1(3H),9'-Xanthen)-3-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity assessment and spectroscopic methods for structural confirmation, to ensure consistency and compliance with customer specifications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality parameters. For applications requiring specific regulatory support, such as cGMP for pharmaceutical intermediates, please contact our technical sales team.

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. For long-term storage, consider using an inert atmosphere to preserve product integrity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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