Description

4-Penten-2-One, 4-Methyl-3-Methylene- (7Ci,9Ci) CAS NO 61345-99-1 is a specialized, high-purity unsaturated ketone characterized by its unique conjugated diene and carbonyl functionality. This compound matters as a versatile and reactive chemical intermediate, enabling the synthesis of complex molecular architectures in advanced research and development. It is primarily needed by fine chemical manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and fragrance industries for constructing key synthetic building blocks.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and plant growth regulators due to its reactive diene system.
• Fragrance & Flavor Chemistry: Acts as a building block for creating unique musk-like or green note odorants and flavoring agents.
• Material Science Research: Employed in polymer and resin research as a monomer or cross-linking agent for specialty polymers.
• Organic Synthesis: Utilized in Diels-Alder reactions and other cycloadditions to construct complex carbocyclic and heterocyclic frameworks.
• Chemical Research & Development: A valuable reagent for methodological studies and the development of new synthetic pathways in academic and industrial settings.

Basic Information

Product Name	4-Penten-2-One, 4-Methyl-3-Methylene- (7Ci,9Ci)
CAS No.	61345-99-1
Molecular Formula	C7H10O
Molecular Weight	110.15 g/mol
Synonyms	4-Methyl-3-methylene-4-penten-2-one; 3-Methylene-4-methyl-4-penten-2-one; 4-Methyl-3-methylenepent-4-en-2-one; Isopropenyl methyl vinyl ketone; 2-Penten-4-one, 4-methyl-3-methylene-; 4-Methyl-3-methylenepent-4-en-2-one; 4-Methyl-3-methylene-4-penten-2-one (7CI,9CI)
EINECS	Contact for details

Quality Control

Our 4-Penten-2-One, 4-Methyl-3-Methylene- is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistent performance as a chemical intermediate. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. This material is light-sensitive and should be stored away from light. It is recommended to store under an inert atmosphere for long-term 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%

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