Description

3-Hepten-2-One, 5-Methyl- is a specialized organic ketone with a distinctive seven-carbon chain and an unsaturated bond, offering unique reactivity and olfactory properties. This compound is valued for its role as a versatile chemical intermediate and a potential contributor to complex flavor and fragrance profiles. It is primarily sought by manufacturers in the flavor and fragrance industry, as well as by research and development chemists working on organic synthesis and specialty chemical production.

Application

• Flavor and Fragrance Ingredient: Used as a building block or a component in the synthesis of complex aroma chemicals for perfumes, cosmetics, and food flavorings.
• Chemical Intermediate: Serves as a key precursor in organic synthesis for pharmaceuticals, agrochemicals, and advanced materials due to its reactive ketone and alkene functional groups.
• Research & Development: Employed in academic and industrial laboratories for studying reaction mechanisms, catalysis, and developing new synthetic methodologies.
• Specialty Solvent/Additive: Potential use as a high-purity solvent or additive in specific electronic or coating applications where its properties are advantageous.

Basic Information

Product Name	3-Hepten-2-One, 5-Methyl-
CAS No.	5090-16-4
Molecular Formula	C8H14O
Molecular Weight	126.20 g/mol
Synonyms	5-Methyl-3-hepten-2-one; 5-Methylhept-3-en-2-one; Isobutylidene methyl ethyl ketone; Methyl isoamylidene ketone; 3-Hepten-2-one, 5-methyl-; 2-Hepten-4-one, 6-methyl-
EINECS	225-804-9

Quality Control

Our 3-Hepten-2-One, 5-Methyl- is produced and handled under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee compliance with your technical requirements.

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 kept tightly sealed when not in use. Recommended storage temperature is 2-8°C for extended stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.440 - 1.445
Specific Gravity (20/20°C)	0.845 - 0.855

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