Description

Cyclobutane, 1-Bromo-3-Methylene- (7Ci,8Ci,9Ci) is a specialized brominated cyclobutane derivative, a high-value intermediate in advanced organic synthesis. Its unique strained-ring structure and reactive bromine and methylene groups make it a critical building block for constructing complex molecular architectures. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and advanced materials sectors, where it is used to introduce functionalized cyclobutane motifs into target molecules.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those requiring strained carbocyclic frameworks for biological activity.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, where the cyclobutane ring can enhance stability and efficacy.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of polymers with unique thermal or mechanical properties.
• Ligand and Catalyst Development: Employed to create novel chiral ligands or organometallic catalysts for asymmetric synthesis.
• Chemical Biology Probes: Utilized to synthesize molecular probes for studying enzyme mechanisms or protein interactions.
• Academic & Industrial R&D: A valuable reagent for methodological studies in ring-opening, cross-coupling, and cycloaddition reactions.

Basic Information

Product Name	Cyclobutane, 1-Bromo-3-Methylene- (7Ci,8Ci,9Ci)
CAS No.	4934-60-5
Molecular Formula	C5H7Br
Molecular Weight	147.01 g/mol
Synonyms	1-Bromo-3-methylenecyclobutane; 3-Methylenecyclobutyl bromide; 1-Bromo-3-methylidenecyclobutane; 3-Bromomethylidenecyclobutane; Cyclobutane, bromomethylene-; Bromomethylenecyclobutane; (3-Methylenecyclobutyl)bromide
EINECS	225-577-5

Quality Control

Every batch of Cyclobutane, 1-Bromo-3-Methylene- is produced and analyzed under strict quality management protocols. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles, typically determined by GC, GC-MS, and NMR. Our commitment to consistent quality and traceability ensures reliability for your critical R&D and scale-up processes.

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 storage under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0% (Typical 97-99%)
Water Content (KF)	≤ 0.5%

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