Fragrance ingredient reference pages
Woody · Green Abies sachalinensis oil CAS 8021-28-1 Origin natural Note Top to middle IFRA Generally safe Data as of: Apr 2026 What Is Abies sachalinensis oil? Abies sachalinensis oil comes from the Sakhalin fir tree native to Japan and Russia. People encounter this fresh, woody scent in aromatherapy blends, masculine fragrances, and household cleaners….
Green · Sweet 5-Methyl-2-hepten-4-one CAS 81925-81-7 Origin synthetic Note Top to middle IFRA Use with awareness Data as of: Apr 2026 What Is 5-Methyl-2-hepten-4-one? 5-Methyl-2-hepten-4-one is a synthetic fragrance ingredient used to add fruity, green, and slightly woody nuances to perfumes. It’s found in various personal care products and fine fragrances. This molecule matters because…
Citrus · Green 4-Methyl-3-penten-2-one CAS 141-79-7 Origin synthetic Note Top IFRA Generally safe Data as of: Apr 2026 What Is 4-Methyl-3-penten-2-one? 4-Methyl-3-penten-2-one is a synthetic ketone used in fragrances to add fruity, woody, and slightly spicy nuances. It’s found in perfumes, air fresheners, and some cleaning products. This ingredient matters because it contributes to fresh,…
Sweet · Floral 3-Phenylpropionaldehyde CAS 104-53-0 Origin synthetic Note Heart IFRA Use with awareness Data as of: Apr 2026 What Is 3-Phenylpropionaldehyde? 3-Phenylpropionaldehyde is a synthetic fragrance ingredient with a sweet, floral-honey scent. You’ll encounter it in perfumes, soaps, and candles where it adds depth to floral compositions. This molecule matters because it mimics natural…
Woody · Musky 3-Methyldodecanonitrile CAS 85351-07-01 Origin synthetic Note Base IFRA Generally safe Data as of: Apr 2026 What Is 3-Methyldodecanonitrile? 3-Methyldodecanonitrile is a synthetic fragrance ingredient primarily used in modern perfumery. It’s found in various personal care products where a clean, slightly musky scent is desired. This nitrile compound matters because it provides perfumers…
Sweet · Citrus 3-Methylbutyl decanoate CAS 2306-91-4 Origin synthetic Note Middle IFRA Generally safe Data as of: Apr 2026 What Is 3-Methylbutyl decanoate? 3-Methylbutyl decanoate is a synthetic fragrance ingredient used to add fruity, waxy notes to perfumes and personal care products. You’ll encounter it in body lotions, shampoos, and fine fragrances where it contributes…
Sweet · Citrus 3-Mercaptohexyl acetate CAS 136954-20-6 Origin synthetic Note Top to middle IFRA Use with awareness Data as of: Apr 2026 What Is 3-Mercaptohexyl acetate? 3-Mercaptohexyl acetate is a powerful synthetic fragrance ingredient used to create tropical, fruity aromas reminiscent of passionfruit and guava. You’ll encounter it in modern perfumes and body care products…
Green · Sweet 3-Hexenyl phenylacetate CAS 42436-07-07 Origin synthetic Note Top to middle IFRA Generally safe Data as of: Apr 2026 What Is 3-Hexenyl phenylacetate? 3-Hexenyl phenylacetate is a synthetic fragrance ingredient that mimics the fresh, green aroma of crushed leaves and stems. You’ll encounter it in modern perfumes, especially those aiming for a crisp,…
Woody · Floral 3-Benzyltetrahydropyran CAS 60466-73-1 Origin synthetic Note Middle IFRA Use with awareness Data as of: Apr 2026 What Is 3-Benzyltetrahydropyran? 3-Benzyltetrahydropyran is a synthetic fragrance compound used in modern perfumery to create unique aromatic effects. Consumers encounter it in niche and designer fragrances where it contributes to complex woody-floral accords. This ingredient matters…
Floral · Sweet 2-Phenylpropionaldehyde CAS 93-53-8 Origin synthetic Note Middle IFRA Use with awareness Data as of: Apr 2026 What Is 2-Phenylpropionaldehyde? 2-Phenylpropionaldehyde is a synthetic fragrance ingredient used in perfumes and flavored products. It adds a sweet, floral-hyacinth character with honey-like undertones. You’ll encounter it in floral perfumes, soaps, and some food flavorings. This…
