Fragrance ingredient reference pages
Musky · Sweet 2-Methylbutyric acid CAS 116-53-0 Origin synthetic Note Top to Mid IFRA Generally safe Data as of: Apr 2026 What Is 2-Methylbutyric acid? 2-Methylbutyric acid is a synthetic compound often found in cheese aromas and some fermented foods. It contributes a sharp, cheesy note that can enhance savory or dairy accords in fragrances….
Sweet · Floral 2-Ethylhexyl acetate CAS 0103-09-03 Origin synthetic Note Top IFRA Generally safe Data as of: Apr 2026 What Is 2-Ethylhexyl acetate? 2-Ethylhexyl acetate is a synthetic ester commonly used in fragrances and industrial applications. It provides a fruity, slightly floral odor that enhances freshness in perfumes. This ingredient matters because it offers stability…
Sweet · Citrus 2-Ethylbutyl acetate CAS 10031-87-5 Origin synthetic Note Top IFRA Generally safe Data as of: Apr 2026 What Is 2-Ethylbutyl acetate? 2-Ethylbutyl acetate is a synthetic ester commonly used in fragrances and flavorings. It imparts a fruity, sweet aroma reminiscent of bananas and pears. This ingredient is found in various consumer products like…
Green · Floral 2-Cyclohexylpropanal CAS 2109-22-0 Origin synthetic Note Top to Mid IFRA Generally safe Data as of: Apr 2026 What Is 2-Cyclohexylpropanal? 2-Cyclohexylpropanal is a synthetic fragrance ingredient used to add fresh, green, and slightly floral nuances to perfumes. You’ll encounter it in modern floral and citrus fragrances, often lending a crisp, clean character….
Green · Woody 2,6-Dimethylpyridine CAS 108-48-5 Origin synthetic Note Top to Middle IFRA Use with awareness Data as of: Apr 2026 What Is 2,6-Dimethylpyridine? 2,6-Dimethylpyridine is a synthetic compound used in flavorings and fragrances. It imparts a sharp, green, and slightly nutty aroma. Consumers might encounter it in niche perfumes or industrial applications. This ingredient…
Sweet · Woody 2,6-Dimethylpyrazine CAS 108-50-9 Origin synthetic Note Middle IFRA Use with awareness Data as of: Apr 2026 What Is 2,6-Dimethylpyrazine? 2,6-Dimethylpyrazine is a synthetic aroma chemical that creates roasted, nutty scents. You’ll encounter it in coffee, chocolate, and savory flavorings. This pyrazine compound matters because it adds depth to gourmand fragrances and food…
Sweet · Woody 2,5-Dimethylpyrazine CAS 123-32-0 Origin synthetic Note Heart IFRA Generally safe Data as of: Apr 2026 What Is 2,5-Dimethylpyrazine? 2,5-Dimethylpyrazine is a synthetic aroma compound that adds roasted, nutty notes to fragrances. Commonly encountered in coffee, chocolate, and tobacco scents, it provides depth and warmth. This ingredient matters because it authentically recreates gourmand…
Woody · Spicy 2,4-Dimethylpyridine CAS 108-47-4 Origin synthetic Note Top IFRA Use with awareness Data as of: Apr 2026 What Is 2,4-Dimethylpyridine? 2,4-Dimethylpyridine is a synthetic chemical used in fragrance formulations. It is encountered in niche perfumery and industrial applications. This ingredient matters because it adds unique aromatic qualities and complexity to fragrances, though it…
Sweet · Spicy 2,3-Dimethylpyrazine CAS 5910-89-4 Origin synthetic Note Middle IFRA Use with awareness Data as of: Apr 2026 What Is 2,3-Dimethylpyrazine? 2,3-Dimethylpyrazine is a synthetic aroma compound used in food flavorings and fragrances. It imparts a roasted, nutty character reminiscent of coffee or cocoa. This ingredient matters because it adds depth to gourmand fragrances…
Woody · Sweet 1,1-Dihexyloxyhexane CAS 33673-65-3 Origin synthetic Note Base IFRA Generally safe Data as of: Apr 2026 What Is 1,1-Dihexyloxyhexane? 1,1-Dihexyloxyhexane is a synthetic compound used in fragrance formulations. It contributes to the overall scent profile of perfumes and personal care products. This ingredient is valued for its ability to enhance longevity and blend…
