Description

3,3'-[(4-Hydroxyphenyl)Methylene]Bis[4-Hydroxybenzaldehyde] is a specialized phenolic dialdehyde compound with significant utility as a key synthetic intermediate. Its molecular structure, featuring multiple reactive hydroxyl and aldehyde groups, makes it a versatile building block for the synthesis of complex organic molecules. This compound is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel polymers, ligands, and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those with complex polyphenolic or macrocyclic structures.
• Polymer Chemistry: Used as a monomer or cross-linking agent for the production of specialty resins, epoxy hardeners, and high-performance phenolic polymers.
• Ligand Synthesis: Acts as a starting material for creating chelating agents and Schiff base ligands used in catalysis and metal ion coordination chemistry.
• Agrochemical Research: Employed in the development of new plant protection agents and growth regulators due to its bioactive phenolic framework.
• Dye and Pigment Intermediate: Utilized in the synthesis of advanced colorants and optical materials.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis and material science.

Basic Information

Product Name	3,3'-[(4-Hydroxyphenyl)Methylene]Bis[4-Hydroxybenzaldehyde]
CAS No.	235106-86-2
Molecular Formula	C21H16O5
Molecular Weight	348.35 g/mol
Synonyms	4,4'-[1-(4-Hydroxyphenyl)ethylidene]diphenol dialdehyde; Bis(4-hydroxy-3-formylphenyl)(4-hydroxyphenyl)methane; 3,3'-[(4-Hydroxyphenyl)methylene]bis(4-hydroxybenzaldehyde); Phenolic Dialdehyde; Tetrahydroxy Benzophenone Derivative
EINECS	Contact for details

Quality Control

Our production of 3,3'-[(4-Hydroxyphenyl)Methylene]Bis[4-Hydroxybenzaldehyde] adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to light and propensity for oxidation, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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