Description

9-Hydroxyxanthene is a versatile organic compound belonging to the xanthene class, serving as a key intermediate and functional building block in advanced chemical synthesis. Its unique molecular structure provides a phenolic hydroxyl group attached to the xanthene core, making it valuable for developing dyes, pharmaceuticals, and functional materials. This product is essential for R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors seeking high-purity intermediates for their processes.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs) and diagnostic agents.
• Dye and Pigment Manufacturing: Used in the production of xanthene-based dyes, fluorescent markers, and colorants for industrial applications.
• Agrochemical Synthesis: Serves as a building block for developing novel herbicides, fungicides, and plant growth regulators.
• Organic Light-Emitting Diodes (OLEDs): Acts as a core material or dopant in the development of organic electronic materials and devices.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Polymer Chemistry: Can be incorporated as a monomer or additive to impart specific properties like fluorescence or UV stability to polymers.

Basic Information

Product Name	9-Hydroxyxanthene
CAS No.	90-46-0
Molecular Formula	C₁₃H₁₀O₂
Molecular Weight	198.22 g/mol
Synonyms	9H-Xanthen-9-ol; Xanthen-9-ol; 9-Xanthenol; NSC 403697; Xanthydrol (Note: Xanthydrol typically refers to 9-Hydroxyxanthene); 9-Hydroxy-9H-xanthene; 9-Xanthenone (common misnomer); Hydroxyxanthene
EINECS	202-995-7

Quality Control

Our 9-Hydroxyxanthene is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and tests for residual solvents and heavy metals to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Melting Point	121 - 125 °C
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.