Fragrance ingredient reference pages
Floral · Sweet 2-Pentylcyclopentan-1-one CAS 4819-67-4 Origin synthetic Note Top to Middle IFRA Generally safe Data as of: Apr 2026 What Is 2-Pentylcyclopentan-1-one? 2-Pentylcyclopentan-1-one is a synthetic fragrance ingredient used in perfumes and scented products to add fruity, floral, and slightly woody notes. It is commonly found in air fresheners, detergents, and personal care products….
Green · Floral 2-Pentylcyclopentan-1-ol CAS 84560-00-9 Origin synthetic Note Middle IFRA Generally safe Data as of: Apr 2026 What Is 2-Pentylcyclopentan-1-ol? 2-Pentylcyclopentan-1-ol is a synthetic fragrance ingredient used in modern perfumery. It’s found in various personal care products and fine fragrances. This molecule contributes to fresh, green, and slightly floral scent profiles, often used to…
Green · Balsamic 2-Pentenal CAS 764-39-6 Origin synthetic Note Top IFRA Generally safe Data as of: Apr 2026 What Is 2-Pentenal? 2-Pentenal is a synthetic organic compound often used in fragrances to add green, leafy, or fruity nuances. It’s found in trace amounts in some natural sources like fruits and vegetables. This ingredient matters because…
Citrus · Green 2-Pentanone CAS 107-87-9 Origin synthetic Note Top IFRA Use with awareness Data as of: Apr 2026 What Is 2-Pentanone? 2-Pentanone is a synthetic solvent with a sharp, fruity odor commonly used in industrial applications and some fragrance formulations. It’s found in cleaning products and as a chemical intermediate. While not a major…
Citrus · Woody 2-Pentanol CAS 6032-29-7 Origin synthetic Note N/A IFRA Use with awareness Data as of: Apr 2026 What Is 2-Pentanol? 2-Pentanol is a synthetic alcohol used in industrial fragrances and as a solvent. It’s rarely encountered directly by consumers but may appear in some cleaning products. While not a major fragrance ingredient, it…
Musky · Balsamic 2-Pentadecanone CAS 2345-28-0 Origin synthetic Note Base IFRA Use with awareness Data as of: Apr 2026 What Is 2-Pentadecanone? 2-Pentadecanone is a synthetic musk compound used in perfumery to add depth and longevity to fragrances. It’s found in many personal care products like lotions and detergents. This ingredient matters because it helps…
Green · Floral 2-Octenal CAS 2363-89-5 Origin synthetic Note Top to middle IFRA Use with awareness Data as of: Apr 2026 What Is 2-Octenal? 2-Octenal is a synthetic fragrance ingredient with a strong, green, fatty odor reminiscent of cucumber peels and freshly cut grass. It’s used in perfumery to add crisp vegetal notes. This aldehyde…
Green · Woody 2-Octen-4-one CAS 4643-27-0 Origin synthetic Note Middle IFRA Use with awareness Data as of: Apr 2026 What Is 2-Octen-4-one? 2-Octen-4-one is a synthetic fragrance molecule used to add mushroom-like, earthy nuances to perfumes. You’ll encounter it in fragrances aiming for damp forest or truffle-like sophistication. This ketone matters because it creates a…
Sweet · Green 2-Octanone CAS 111-13-7 Origin synthetic Note Middle IFRA Generally safe Data as of: Apr 2026 What Is 2-Octanone? 2-Octanone is a synthetic fragrance ingredient often found in cleaning products and some perfumes. It contributes a fresh, slightly fruity note that blends well with other ingredients. This molecule is valued for its ability…
Woody · Citrus 2-Octanol CAS 123-96-6 Origin synthetic Note Base IFRA Generally safe Data as of: Apr 2026 What Is 2-Octanol? 2-Octanol is a synthetic alcohol used as a solvent and fragrance ingredient. It’s found in cleaning products, industrial fragrances, and some cosmetics. This ingredient matters because it helps stabilize other fragrance components while contributing…
