Description

3-Buten-2-One, 4-Cyclopropyl-, (E)- (9Ci) is a high-purity, unsaturated ketone building block characterized by its cyclopropyl and conjugated enone functional groups. This compound is valued for its unique structural motif, which enables its use in sophisticated organic synthesis and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the fine chemical, agrochemical, and pharmaceutical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates, particularly those requiring cyclopropane or α,β-unsaturated ketone moieties.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, where the cyclopropyl group can impart specific biological activity.
• Fine Chemical Building Block: Serves as a versatile precursor in multi-step organic synthesis for creating complex molecules in academic and industrial research settings.
• Material Science Research: Investigated as a monomer or cross-linking agent in the development of specialty polymers with tailored properties.
• Flavor & Fragrance Chemistry: Potential intermediate for synthesizing novel aroma compounds, leveraging the reactivity of the enone system.

Basic Information

Product Name	3-Buten-2-One, 4-Cyclopropyl-, (E)- (9Ci)
CAS No.	105891-18-7
Molecular Formula	C7H10O
Molecular Weight	110.15 g/mol
Synonyms	(E)-4-Cyclopropylbut-3-en-2-one; trans-4-Cyclopropyl-3-buten-2-one; 4-Cyclopropyl-3-buten-2-one, (E)-; 4-Cyclopropylbut-3-en-2-one; (E)-1-Cyclopropyl-1-buten-3-one; 3-Buten-2-one, 4-cyclopropyl-, (E)-; (E)-4-Cyclopropylbutenone
EINECS	Contact for details

Quality Control

Our 3-Buten-2-One, 4-Cyclopropyl-, (E)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high chemical purity and identity. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%

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