Description

5-Hepten-2-One, 4-Methyl- (7Ci,9Ci) CAS NO 88691-51-4 is a specialized aliphatic ketone characterized by its unsaturated heptenone backbone with a methyl substituent. This compound serves as a valuable chemical intermediate and building block in advanced organic synthesis, prized for its reactive carbonyl and alkene functionalities. It is primarily sought by research institutions, flavor & fragrance houses, and fine chemical manufacturers for the development of novel molecules, aroma chemicals, and active pharmaceutical ingredients (APIs).

Application

• Flavor and Fragrance (F&F) Industry: A key intermediate for synthesizing complex aroma molecules and terpenoid derivatives.
• Pharmaceutical Research: Used as a versatile building block in the synthesis of potential drug candidates and bioactive compounds.
• Agrochemical Synthesis: Serves as a precursor in the development of novel pesticides and herbicides.
• Organic Synthesis & Catalysis: Employed in academic and industrial research for studying Michael addition, cyclization, and other C-C bond-forming reactions.
• Fine Chemical Production: A critical raw material for manufacturing specialty chemicals with specific chiral or structural properties.
• Polymer Chemistry: Can be utilized as a monomer or co-monomer in the synthesis of specialty polymers and resins.

Basic Information

Product Name	5-Hepten-2-One, 4-Methyl- (7Ci,9Ci) CAS NO 88691-51-4
CAS No.	88691-51-4
Molecular Formula	C8H14O
Molecular Weight	126.20 g/mol
Synonyms	4-Methyl-5-hepten-2-one; 4-Methylhept-5-en-2-one; 5-Hepten-2-one, 4-methyl-; 4-Methyl-5-heptene-2-one; Unsaturated Methyl Heptenone; FEMA 3761; (E/Z)-4-Methyl-5-hepten-2-one
EINECS	Contact for details

Quality Control

Our 5-Hepten-2-One, 4-Methyl- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality commitment ensures the material is suitable for demanding research and industrial synthesis applications.

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. Due to its unsaturated nature, prolonged storage under air should be avoided; for optimal long-term stability, consider storage under an inert atmosphere such as nitrogen.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0% (Typical 97-99%)
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.430 - 1.440
Specific Gravity (20/20°C)	0.840 - 0.860

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