Fragrance ingredient reference pages
Green · Citrus 2-Ethylidenedecan-1-al CAS 64825-20-3 Origin synthetic Note Top IFRA Use with awareness Data as of: Apr 2026 What Is 2-Ethylidenedecan-1-al? 2-Ethylidenedecan-1-al is a synthetic fragrance ingredient used to add a modern, clean freshness to perfumes. You’ll encounter it in laundry detergents, fabric softeners, and some contemporary floral perfumes. It’s valued for its ability…
Sweet · Woody 2-Acetyl-5-methylfuran CAS 1193-79-9 Origin synthetic Note Middle IFRA Generally safe Data as of: Apr 2026 What Is 2-Acetyl-5-methylfuran? 2-Acetyl-5-methylfuran is a synthetic aroma chemical used to add roasted, nutty, and caramel-like notes to fragrances and flavors. You might encounter it in gourmand perfumes, coffee flavorings, or baked goods aromas. This molecule matters…
Woody · Balsamic 2,3-Dimethylbenzofuran CAS 3782-00-1 Origin synthetic Note Base IFRA Use with awareness Data as of: Apr 2026 What Is 2,3-Dimethylbenzofuran? 2,3-Dimethylbenzofuran is a synthetic fragrance ingredient used to add woody, smoky nuances to perfumes. It’s found in niche fragrances seeking unconventional dry-down effects. This molecule matters because it creates subtle complexity without overwhelming…
Floral · Green (2-Butoxyethyl)benzene CAS 5331-14-6 Origin synthetic Note Top IFRA Use with awareness Data as of: Apr 2026 What Is (2-Butoxyethyl)benzene? (2-Butoxyethyl)benzene is a synthetic fragrance ingredient used in household products like air fresheners and cleaning solutions. It contributes to fresh, slightly floral scents. This compound matters because it’s a cost-effective alternative to natural…
Citrus · Green sec-Butyl ethyl ether CAS 2679-87-0 Origin synthetic Note Top IFRA Generally safe Data as of: Apr 2026 What Is sec-Butyl ethyl ether? sec-Butyl ethyl ether is a synthetic compound occasionally used in perfumery for its ethereal, slightly fruity character. While not common in consumer products, it may appear in niche fragrances seeking…
Sweet · Floral p-Tolyl phenylacetate CAS 101-94-0 Origin synthetic Note Heart to base IFRA Use with awareness Data as of: Apr 2026 What Is p-Tolyl phenylacetate? p-Tolyl phenylacetate is a synthetic aroma chemical used in perfumery to add sweet, floral, and slightly honey-like nuances. You’ll encounter it in fine fragrances, especially those aiming for vintage…
Sweet · Floral o-Methoxybenzaldehyde CAS 0135-02-04 Origin synthetic Note Heart IFRA Generally safe Data as of: Apr 2026 What Is o-Methoxybenzaldehyde? o-Methoxybenzaldehyde is a synthetic aromatic compound used in perfumery to create sweet, almond-like scents with a hint of floral character. You might encounter it in gourmand fragrances, body care products, or as a flavoring…
Balsamic · Woody o-(Methylthio)-phenol CAS 1073-29-6 Origin synthetic Note Middle to base IFRA Professional use Data as of: Apr 2026 What Is o-(Methylthio)-phenol? o-(Methylthio)-phenol is a synthetic fragrance compound used in perfumery for its distinctive sulfurous, smoky character. It’s found in trace amounts in some niche fragrances seeking a leathery or burnt rubber effect. This…
Citrus · Sweet dl-Limonene (racemic) CAS 138-86-3 Origin synthetic Note Top IFRA Use with awareness Data as of: Apr 2026 What Is dl-Limonene (racemic)? dl-Limonene is a citrusy-smelling chemical found in many household cleaners, air fresheners, and citrus-scented products. It’s the synthetic version of the natural compound found in orange peels. This versatile ingredient matters…
Balsamic · Woody Wine lees CO2 extract CAS 8016-21-5 Origin natural Note Base IFRA Use with awareness Data as of: Apr 2026 What Is Wine lees CO2 extract? Wine lees CO2 extract is a natural fragrance ingredient derived from the sediment of fermented wine. You’ll encounter its rich, vinous character in luxury perfumes and gourmand…
