Description

4-(9-Hydroxy-9-Xanthenyl)Benzoic Acid is a specialized organic compound featuring a xanthene core linked to a benzoic acid moiety. This unique structure makes it a valuable intermediate in the synthesis of advanced materials and fine chemicals, where its photophysical and chemical properties are leveraged. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those requiring complex, functionalized aromatic systems.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides, herbicides, and plant growth regulators.
• Material Science Research: Serves as a precursor for developing organic dyes, pigments, and photoresponsive materials due to its xanthene-based chromophore.
• Fine Chemical Production: Employed as a high-value intermediate in custom synthesis and contract manufacturing for specialty chemical applications.
• Laboratory Reagent: Utilized in academic and industrial R&D labs for methodological studies and as a reference standard in analytical chemistry.

Basic Information

Product Name	4-(9-Hydroxy-9-Xanthenyl)Benzoic Acid
CAS No.	191168-41-9
Molecular Formula	C26H18O4
Molecular Weight	394.42 g/mol
Synonyms	9-(4-Carboxyphenyl)-9H-xanthen-9-ol; 4-(9-Hydroxyxanthen-9-yl)benzoic acid; 9-Hydroxy-9-(4-carboxyphenyl)xanthene; Xanthen-9-ol, 9-(4-carboxyphenyl)-; Benzoic acid, 4-(9-hydroxy-9-xanthenyl)-
EINECS	Contact for details

Quality Control

Our 4-(9-Hydroxy-9-Xanthenyl)Benzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with detailed specifications, including assay by HPLC, impurity profile, and physical characterization. Our quality commitment supports applications requiring high-purity intermediates for research and regulated synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, minimize exposure during handling.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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