Description

Cyclobutanone, 2-Chloro-3-(2-Methyl-1-Propenyl)- (9Ci) is a specialized organic building block featuring a functionalized cyclobutanone core. This compound matters for its unique molecular architecture, which combines a reactive ketone group with halogen and alkene substituents, making it a valuable intermediate for synthesizing complex molecules. It is primarily needed by research chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing novel ring systems and active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for compounds requiring strained ring systems.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides where the cyclobutane scaffold can impart unique biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for [2+2] cycloaddition reactions, ring-expansion studies, and the synthesis of complex natural product analogs.
• Material Science Research: Investigated as a precursor for specialty polymers or advanced organic materials with specific optical or electronic properties.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying enzyme mechanisms or biological pathways.

Basic Information

Product Name	Cyclobutanone, 2-Chloro-3-(2-Methyl-1-Propenyl)- (9Ci)
CAS No.	111545-32-5
Molecular Formula	C8H11ClO
Molecular Weight	158.62 g/mol
Synonyms	2-Chloro-3-(2-methylprop-1-en-1-yl)cyclobutan-1-one; 2-Chloro-3-(2-methyl-1-propenyl)cyclobutanone; 1-Cyclobutanone, 2-chloro-3-(2-methyl-1-propenyl)-; 111545-32-5; 2-Chloro-3-(2-methylprop-1-enyl)cyclobutanone; Cyclobutanone, 2-chloro-3-(2-methyl-1-propenyl)-; (9CI)
EINECS	Contact for details

Quality Control

Our Cyclobutanone, 2-Chloro-3-(2-Methyl-1-Propenyl)- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment 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 area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 95.0% (Contact for higher grades)
Water Content (KF)	≤ 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.