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Product Line: Cosmetic Chemicals

2-Methyl-2-pentenal

CAS 623-36-9

Molecular structure of 2-Methyl-2-pentenal

CAS · 623-36-9

01

Product Overview

2-Methyl-2-pentenal is a high-purity essences-and-fragrances supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

02

Product Specifications

Appearance Colorless to light yellow liquid
Purity (GC) 98% min
03

Applications

2-Methyl-2-pentenal is an α,β-unsaturated aldehyde widely used in the flavor and fragrance industries as well as in organic synthesis. Its strong, fruity, and green odor profile makes it a valuable flavoring agent in beverages, confectionery, baked goods, and dairy products, imparting fresh, citrusy, and slightly floral notes. In perfumery, it is used to create citrus, fruity, and fresh top notes in perfumes, personal care products, and scented household formulations. Beyond sensory applications, 2-methyl-2-pentenal serves as a reactive intermediate in organic synthesis, participating in aldol condensations, Michael additions, and other carbon–carbon bond-forming reactions. Its unsaturated aldehyde functionality allows the preparation of complex molecules, fine chemicals, and active pharmaceutical intermediates.

04

Benefits

The benefits of 2-methyl-2-pentenal arise from its potent aroma, chemical reactivity, and versatility in synthesis. Its intense fruity and green odor enhances the sensory profile of foods, beverages, and fragrances at very low concentrations, making it cost-effective and efficient. The α,β-unsaturated aldehyde group provides a reactive site for chemical transformations, enabling the construction of diverse carbon frameworks and bioactive molecules. Its solubility in organic solvents and stability under typical formulation conditions facilitate incorporation into both flavor and fragrance formulations, as well as synthetic pathways. Additionally, the compound's multifunctionality allows simultaneous use as a flavoring agent and chemical intermediate, supporting a broad range of industrial and research applications.

05

Conclusion

In summary, 2-methyl-2-pentenal is a valuable α,β-unsaturated aldehyde with applications in flavors, fragrances, and organic synthesis. Its benefits-including strong fruity aroma, chemical reactivity, and formulation versatility-make it an essential ingredient for enhancing sensory qualities and serving as a building block in chemical synthesis. By enabling both effective flavor and fragrance development as well as intermediate synthesis, 2-methyl-2-pentenal continues to play a significant role in the food, perfumery, and chemical industries.

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