Description

4-Chloro-4'-Hydroxybiphenyl is a versatile biphenyl derivative characterized by its chloro and hydroxyl functional groups, making it a valuable intermediate in advanced organic synthesis. This compound matters for its role as a key building block in the production of high-performance materials and active pharmaceutical ingredients, where precise molecular architecture is critical. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and liquid crystal industries for research, development, and commercial-scale production processes.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Liquid Crystal Materials: Serves as a core intermediate for manufacturing liquid crystal compounds used in display technologies (LCDs).
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and other crop protection agents.
• Polymer & Material Science: Acts as a monomer or modifying agent in the synthesis of specialty polymers and high-performance resins.
• Organic Synthesis & Research: A valuable building block for creating complex organic molecules in academic and industrial R&D laboratories.
• Dye & Pigment Intermediate: Employed in the synthesis of specialized dyes and organic pigments.

Basic Information

Product Name	4-Chloro-4'-Hydroxybiphenyl
CAS No.	28034-99-3
Molecular Formula	C12H9ClO
Molecular Weight	204.65 g/mol
Synonyms	4'-Hydroxy-4-chlorobiphenyl; 4-Chloro-4'-biphenol; p-Chloro-p'-hydroxybiphenyl; 4-(4-Chlorophenyl)phenol; 1-Chloro-4-(4-hydroxyphenyl)benzene; (1,1'-Biphenyl)-4-ol, 4'-chloro-; 4-Chlorobiphenyl-4'-ol
EINECS	Contact for details

Quality Control

Our 4-Chloro-4'-Hydroxybiphenyl is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC, GC, and NMR, to confirm identity and meet stringent impurity profiles. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and specific tests 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, well-ventilated area at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	168°C - 172°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.