Description

4-[(4-Hydroxyphenyl)-Phenyl-Methylidene]Cyclohexa-2,5-Dien-1-One is a specialized organic compound belonging to the class of triarylmethane derivatives. This chemical is valued for its unique chromophoric structure, making it a key intermediate in the synthesis of advanced dyes, pigments, and functional materials. It is primarily sought by manufacturers in the fine chemical, specialty dye, and advanced material research sectors for developing products with specific optical and electronic properties.

Application

• Dye & Pigment Intermediate: A crucial precursor for synthesizing triarylmethane dyes and high-performance organic pigments.
• Functional Material Research: Used in the development of organic semiconductors, photoconductive materials, and nonlinear optical (NLO) materials.
• Analytical Chemistry: Can serve as a reagent or a chromogenic agent in specific colorimetric detection methods.
• Photoresist & Imaging Technology: Investigated for use in advanced photoresist formulations and imaging systems due to its light-sensitive properties.
• Academic & R&D: Employed in university and industrial research laboratories for studying charge-transfer complexes and photochemical reactions.

Basic Information

Item	Details
Product Name	4-[(4-Hydroxyphenyl)-Phenyl-Methylidene]Cyclohexa-2,5-Dien-1-One
CAS No.	569-60-8
Molecular Formula	C19H14O2
Molecular Weight	274.32 g/mol
Synonyms	4-[(4-Hydroxyphenyl)phenylmethylene]-2,5-cyclohexadien-1-one; 4-(α-Phenyl-p-hydroxybenzylidene)-2,5-cyclohexadien-1-one; Aurin; Rosolic Acid; Corallin; Pararosolic Acid; p-Hydroxyfuchsone; Goldine
EINECS	209-321-2

Quality Control

Our production of 4-[(4-Hydroxyphenyl)-Phenyl-Methylidene]Cyclohexa-2,5-Dien-1-One adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure consistent quality and batch-to-batch reproducibility. A detailed Certificate of Analysis (COA) documenting all test results is provided with each shipment.

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). Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Reddish-brown to dark red powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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