Description

1-(4-Bromophenyl)-2-Cyclopropylethanone is a specialized organic building block featuring a bromophenyl group and a cyclopropyl ketone moiety, offering unique reactivity for advanced molecular synthesis. This compound is valued for its role as a key intermediate in the development of complex pharmacologically active molecules and advanced materials. It is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce cyclopropane and aryl halide functionalities into target structures.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a cyclopropane ring for metabolic stability or conformational constraint.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides, where the bromophenyl group acts as a versatile handle for further functionalization.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for transition metal catalysis or as a scaffold for organocatalysts in asymmetric synthesis.
• Material Science Research: Functions as a monomer or building block for creating polymers and advanced organic materials with specific electronic or structural properties.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and protein interactions.
• Custom Synthesis and Contract Manufacturing: A key starting material for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving the life sciences sector.

Basic Information

Product Name	1-(4-Bromophenyl)-2-Cyclopropylethanone
CAS No.	54839-14-4
Molecular Formula	C11H11BrO
Molecular Weight	239.11 g/mol
Synonyms	2-Cyclopropyl-1-(4-bromophenyl)ethanone; 4'-Bromo-2-cyclopropylacetophenone; 1-(4-Bromophenyl)-2-cyclopropylethan-1-one; p-Bromophenacyl cyclopropane; (4-Bromophenyl) cyclopropyl ketone; 2-Cyclopropylethanone, 1-(4-bromophenyl)-; 4-Bromo-α-cyclopropylacetophenone
EINECS	Contact for details

Quality Control

Our 1-(4-Bromophenyl)-2-Cyclopropylethanone is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white 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.