Description

5-Hexen-2-One, 3-Ethenylidene- (9Ci) is a specialized organic compound with a unique unsaturated ketone structure, serving as a valuable chemical intermediate. Its reactive vinylidene and carbonyl groups make it a versatile building block for synthesizing complex molecules in advanced research and development. This product is essential for fine chemical manufacturers and R&D laboratories focused on pharmaceuticals, agrochemicals, and novel material science.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Agrochemical Synthesis: Serves as a key precursor for developing novel pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Acts as a building block for creating specialty chemicals, flavors, and fragrances.
• Material Science Research: Employed in the development of advanced polymers, coatings, and functional materials.
• Organic Synthesis & Catalysis: A valuable reagent in academic and industrial research for constructing complex organic frameworks.
• Cross-Coupling Reactions: Utilized in palladium-catalyzed and other metal-mediated coupling reactions to form carbon-carbon bonds.

Basic Information

Product Name	5-Hexen-2-One, 3-Ethenylidene- (9Ci)
CAS No.	266317-23-1
Molecular Formula	C8H10O
Molecular Weight	122.16 g/mol
Synonyms	3-Ethenylidene-5-hexen-2-one; 5-Hexen-2-one, 3-ethenylidene-; 3-Vinylidene-5-hexen-2-one; 2-Hexen-5-one, 3-vinylidene-; (E)-3-Ethenylidenehex-5-en-2-one; (Z)-3-Ethenylidenehex-5-en-2-one; 3-(1-Buten-3-ynyl)-3-buten-2-one (related structure).
EINECS	Contact for details

Quality Control

Our 5-Hexen-2-One, 3-Ethenylidene- (9Ci) is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
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.