Description

2-Butanone, 4-Cyclopropylidene- (9Ci) is a specialized organic ketone compound featuring a cyclopropylidene substituent, which imparts unique steric and electronic properties to the molecule. This structural motif makes it a valuable intermediate for synthesizing complex molecules in advanced research and development. It is primarily sought by chemical manufacturers and R&D laboratories in the pharmaceutical and agrochemical sectors for constructing novel molecular frameworks.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring cyclopropane ring systems.
• Agrochemical Synthesis: Used in the research and production of novel pesticides and herbicides, where the cyclopropylidene group can enhance biological activity.
• Advanced Material Research: Serves as a precursor in the development of specialty polymers and organic electronic materials.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for cyclopropanation reactions and the construction of complex, strained ring systems.
• Flavor & Fragrance Chemistry: Potential intermediate for creating unique aroma chemicals with specific structural characteristics.

Basic Information

Product Name	2-Butanone, 4-Cyclopropylidene- (9Ci)
CAS No.	79012-52-5
Molecular Formula	C7H10O
Molecular Weight	110.15 g/mol
Synonyms	4-Cyclopropylidene-2-butanone; 4-Cyclopropylidenebutan-2-one; 2-Butanone, 4-cyclopropylidene-; Butan-2-one, 4-cyclopropylidene-; 4-Cyclopropyliden-2-butanon; 1-Cyclopropyliden-3-oxobutane
EINECS	Contact for details

Quality Control

Our 2-Butanone, 4-Cyclopropylidene- (9Ci) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F).

Specification

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

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