Description

Cyclopropane, 2-Bromo-1-Ethyl-1-Methyl-, trans- (9Ci) is a specialized brominated cyclopropane derivative, a key building block in advanced organic synthesis. This compound matters for its unique sterically constrained structure, which is highly valuable for constructing complex molecular frameworks and introducing chiral centers. It is primarily needed by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a crucial synthon in the synthesis of novel drug candidates, particularly those requiring rigid, three-dimensional scaffolds.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where the cyclopropane ring can impart specific biological activity and stability.
• Ligand and Catalyst Development: Acts as a precursor for chiral ligands and organocatalysts used in asymmetric synthesis.
• Material Science Research: Employed in the synthesis of specialty monomers and polymers with unique thermal or mechanical properties.
• Chemical Biology Probes: Utilized to create molecular probes for studying enzyme mechanisms and protein interactions due to its reactive bromine handle.
• Academic & Process Chemistry: A valuable reagent for methodological studies in organic chemistry and scaling up synthetic routes.

Basic Information

Product Name	Cyclopropane, 2-Bromo-1-Ethyl-1-Methyl-, trans- (9Ci)
CAS No.	197661-70-4
Molecular Formula	C6H11Br
Molecular Weight	163.06 g/mol
Synonyms	trans-2-Bromo-1-ethyl-1-methylcyclopropane; (1R,2R)-2-Bromo-1-ethyl-1-methylcyclopropane; (1S,2S)-2-Bromo-1-ethyl-1-methylcyclopropane; 2-Bromo-1-ethyl-1-methylcyclopropane, trans-; 1-Ethyl-1-methyl-2-bromocyclopropane; Brominated C3 ring compound; BEMCP
EINECS	Contact for details

Quality Control

Our Cyclopropane, 2-Bromo-1-Ethyl-1-Methyl-, trans- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopic methods, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong bases and incompatible organic solvents. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Isomeric Purity (trans-)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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