Description

(S,E)-2-Methyl-6-(4-Methylphenyl)-2-Heptenal CAS NO 25532-74-5 is a high-purity, unsaturated aldehyde with a distinctive aromatic profile. This compound is valued for its role as a key intermediate and fragrance ingredient, offering precise chemical functionality and consistent organoleptic properties. It is essential for manufacturers in the flavor and fragrance, pharmaceutical, and fine chemical synthesis industries seeking reliable, high-quality building blocks.

Application

• Fragrance & Flavor Ingredient: Serves as a key component in creating sophisticated woody, amber, and floral notes for perfumes, cosmetics, and fine fragrances.
• Flavoring Agent: Used in the development of complex flavor profiles for premium food and beverage applications.
• Pharmaceutical Intermediate: Acts as a chiral building block in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Fine Chemical Synthesis: Employed in organic synthesis for the preparation of more complex aldehydes, alcohols, and other derivatives.
• Research & Development: Utilized in academic and industrial R&D for studying reaction mechanisms and developing new synthetic methodologies.
• Aroma Chemical Production: A fundamental material for producing other specialty aroma chemicals within the fragrance supply chain.

Basic Information

Product Name	(S,E)-2-Methyl-6-(4-Methylphenyl)-2-Heptenal
CAS No.	25532-74-5
Molecular Formula	C15H20O
Molecular Weight	216.32 g/mol
Synonyms	(S,E)-2-Methyl-6-p-tolyl-2-heptenal; (2S,6E)-2-Methyl-6-[(4-methylphenyl)methylene]heptanal; 2-Methyl-6-(4-methylphenyl)-2-heptenal; (E)-2-Methyl-6-(p-tolyl)hept-2-enal; Lilial (related isomer); Lysmeral (related isomer); p-Methyl-α-methylhydrocinnamaldehyde (related); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our (S,E)-2-Methyl-6-(4-Methylphenyl)-2-Heptenal is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity and chemical identity verification, to ensure it meets exacting specifications for the flavor, fragrance, and pharmaceutical sectors. Certificates of Analysis (COA) documenting purity, enantiomeric excess, and other critical parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is easily oxidized and should be handled under an inert atmosphere when appropriate for extended purity. Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Enantiomeric Purity (Chiral GC/HPLC)	≥ 98.0% ee
Specific Rotation	Contact for details
Refractive Index	Contact for details
Relative Density	Contact for details

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