Description

Cyclopropane, 2-Bromo-1-Ethyl-1-Methyl-, cis- (9Ci) is a specialized brominated cyclopropane derivative, a valuable synthetic intermediate in advanced organic chemistry. This compound is crucial for constructing complex molecular architectures, particularly in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily sought by research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries for its unique three-membered ring structure and reactive bromine substituent, which enable key cyclopropanation and cross-coupling reactions.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those requiring a functionalized cyclopropane core for bioactivity.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where the cyclopropane ring can impart specific biological properties.
• Material Science Precursor: Serves as a monomer or precursor for synthesizing specialized polymers and advanced materials with unique structural characteristics.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for cyclopropanation reactions, Suzuki-Miyaura cross-couplings, and other transition-metal catalyzed transformations.
• Ligand and Catalyst Development: Utilized as a scaffold for creating novel chiral ligands and organocatalysts used in asymmetric synthesis.
• Chemical Biology Probe: Acts as a reactive handle for labeling or modifying biomolecules in biochemical research and probe development.

Basic Information

Product Name	Cyclopropane, 2-Bromo-1-Ethyl-1-Methyl-, cis- (9Ci)
CAS No.	197661-71-5
Molecular Formula	C6H11Br
Molecular Weight	163.06 g/mol
Synonyms	cis-2-Bromo-1-ethyl-1-methylcyclopropane; 1-Ethyl-1-methyl-2-bromocyclopropane, cis-; (1R,2S)-2-Bromo-1-ethyl-1-methylcyclopropane; (1S,2R)-2-Bromo-1-ethyl-1-methylcyclopropane; Brominated C3 ring; 2-Bromo-1-ethyl-1-methylcyclopropane; cis-BEMCP
EINECS	Contact for details

Quality Control

Our Cyclopropane, 2-Bromo-1-Ethyl-1-Methyl-, cis- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopy (NMR, IR), to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment ensures the material meets the high standards required for research and scale-up applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0% (Area %)
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Specific Rotation (if chiral)	Contact for details

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