Description

[1,1-Biphenyl]-3-Carboxaldehyde, 4,5-Dihydroxy- (9Ci) is a specialized aromatic aldehyde derivative with a biphenyl core and adjacent hydroxyl groups. This unique molecular structure makes it a valuable high-purity intermediate for advanced organic synthesis, particularly in the development of complex molecules. It is primarily sought by pharmaceutical research and fine chemical industries for applications requiring precise chemical building blocks.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), especially those with biphenyl-based structures.
• Ligand Synthesis: Used in the preparation of complex ligands for catalysis and metal-organic frameworks (MOFs).
• Advanced Material Research: Serves as a monomer or functionalizing agent in the development of specialty polymers and organic electronic materials.
• Agrochemical Development: Employed as a building block for creating new crop protection agents and herbicides.
• Dye and Pigment Chemistry: Functions as an intermediate in the synthesis of high-performance dyes and organic pigments.
• Academic & R&D: Utilized in research laboratories for methodological studies and the exploration of new organic reactions.

Basic Information

Product Name	[1,1-Biphenyl]-3-Carboxaldehyde, 4,5-Dihydroxy- (9Ci)
CAS No.	757995-89-4
Molecular Formula	C₁₄H₁₀O₃
Molecular Weight	226.23 g/mol
Synonyms	4,5-Dihydroxy-[1,1'-biphenyl]-3-carboxaldehyde; 3-Formyl-4,5-dihydroxybiphenyl; 4,5-Dihydroxybiphenyl-3-carbaldehyde; Biphenyl-3-carboxaldehyde, 4,5-dihydroxy-; 4,5-Dihydroxy-3-biphenylcarboxaldehyde
EINECS	Contact for details

Quality Control

Every batch of [1,1-Biphenyl]-3-Carboxaldehyde, 4,5-Dihydroxy- (9Ci) is produced and tested under a strict quality management system. We ensure high purity and batch-to-batch consistency through advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to handle and store the material under an inert atmosphere for long-term preservation. Keep away from incompatible materials.

Specification

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

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