Description

4-Hepten-2-One, 3-Methylene-, (E)- (9Ci) is a specialized, high-purity unsaturated ketone characterized by its conjugated diene system. This compound is valued as a crucial chemical intermediate and building block in advanced organic synthesis, offering a reactive site for Michael additions and cycloaddition reactions. It is primarily sought by R&D chemists and process development teams in the pharmaceutical, agrochemical, and fragrance industries for the development of novel active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Fragrance & Flavor Chemistry: Acts as a building block for creating unique scent and flavor molecules due to its reactive ketone functionality.
• Material Science Research: Employed in the development of novel polymers, resins, and functional materials.
• Organic Synthesis & Catalysis: A versatile reagent for academic and industrial research in developing new synthetic methodologies.
• Fine Chemical Production: Used in the manufacture of other specialty and performance chemicals.

Basic Information

Product Name	4-Hepten-2-One, 3-Methylene-, (E)- (9Ci)
CAS No.	110354-34-2
Molecular Formula	C8H12O
Molecular Weight	124.18 g/mol
Synonyms	(E)-3-Methylene-4-hepten-2-one; 3-Methylene-4-hepten-2-one, (E)-; 4-Hepten-2-one, 3-methylene-, (E)-; (E)-3-Methylidenehept-4-en-2-one; trans-3-Methylene-4-hepten-2-one; 2-Hepten-4-one, 3-methylene-, (E)-; 3-Methylene-4-hepten-2-one; 110354-34-2
EINECS	Contact for details

Quality Control

Every batch of 4-Hepten-2-One, 3-Methylene-, (E)- (9Ci) is produced and tested under a strict quality management system. Our products undergo rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and batch-to-batch consistency suitable for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are sealed when not in use. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.85 - 0.90
Refractive Index (20°C)	1.450 - 1.470

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