Description

1,1-Bis(4-Bromophenyl)Cyclopentane CAS NO 39617-48-6 is a high-purity brominated aromatic compound featuring a cyclopentane core, serving as a versatile and valuable advanced organic intermediate for sophisticated chemical synthesis. Its molecular structure makes it a critical precursor for constructing complex molecules in pharmaceutical and materials science research. This compound is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty polymer industries.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in drug discovery programs targeting central nervous system (CNS) and metabolic diseases.
• Agrochemical Synthesis: Serves as a precursor for developing advanced crop protection agents, including herbicides and fungicides, leveraging its bromine atoms for further functionalization.
• Liquid Crystal & OLED Materials: Used in the research and development of organic electronic materials, where its rigid, brominated biphenyl-like structure contributes to desired electronic and mesomorphic properties.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of high-performance engineering plastics and specialty resins with enhanced thermal stability.
• Ligand & Catalyst Development: Employed in organometallic chemistry to create sophisticated phosphine or nitrogen-based ligands for catalytic applications.
• Chemical Research: A valuable reagent for methodological studies in organic synthesis, including cross-coupling reactions like Suzuki or Buchwald-Hartwig amination.

Basic Information

Product Name	1,1-Bis(4-Bromophenyl)Cyclopentane
CAS No.	39617-48-6
Molecular Formula	C17H16Br2
Molecular Weight	380.12 g/mol
Synonyms	1,1-Bis(p-bromophenyl)cyclopentane; Cyclopentane, 1,1-bis(4-bromophenyl)-; 1,1-Bis(4-bromophenyl)cyclopentane; p,p'-Dibromo-1,1-diphenylcyclopentane; 4,4'-(Cyclopentane-1,1-diyl)bis(bromobenzene); NSC 163045; 1,1-Di(4-bromophenyl)cyclopentane
EINECS	Contact for details

Quality Control

Our 1,1-Bis(4-Bromophenyl)Cyclopentane is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, NMR, and elemental analysis, to verify identity and purity against stringent specifications. A detailed Certificate of Analysis (COA) documenting all test results is provided with every shipment to support your quality assurance and regulatory compliance needs.

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). Keep away from heat, sparks, and open flame. The compound is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.