Fragrance ingredient reference pages
Green · Citrus (+/-)-4-Ethyloctanal CAS 58475-04-0 Origin synthetic Note Top to middle IFRA Use with awareness Data as of: Apr 2026 What Is (+/-)-4-Ethyloctanal? (+/-)-4-Ethyloctanal is a synthetic fragrance ingredient used to add fresh, green, and slightly metallic nuances to perfumes. You’ll find it in modern floral and citrus fragrances. This aldehyde brings a crisp,…
Sweet · Balsamic trans-Cinnamic acid CAS 0140-10-3 Origin synthetic Note Middle IFRA Generally safe Data as of: Apr 2026 What Is trans-Cinnamic acid? trans-Cinnamic acid is a naturally occurring organic compound found in cinnamon and other plants. It’s used in perfumery for its sweet, balsamic aroma. This ingredient matters because it bridges the gap between…
Floral · Green p-Tolylacetaldehyde CAS 0104-09-06 Origin synthetic Note Top to Middle IFRA Generally safe Data as of: Apr 2026 What Is p-Tolylacetaldehyde? p-Tolylacetaldehyde is a synthetic aromatic compound used in perfumery to add floral and green nuances. It’s found in many modern fragrances, particularly those aiming for a fresh, slightly powdery character. This aldehyde…
Sweet · Green n-Hexyl 2-butenoate CAS 19089-92-0 Origin synthetic Note Top IFRA Generally safe Data as of: Apr 2026 What Is n-Hexyl 2-butenoate? n-Hexyl 2-butenoate is a synthetic fragrance ingredient used to add fruity, green nuances to perfumes and personal care products. You’ll encounter it in body sprays, shampoos, and some fresh floral fragrances. This…
Floral · Woody d-.alpha.-Terpineol CAS 7785-53-7 Origin synthetic Note Top to Middle IFRA Generally safe Data as of: Apr 2026 What Is d-.alpha.-Terpineol? d-α-Terpineol is a naturally occurring monoterpenoid alcohol found in pine oil and petitgrain. It’s commonly used in household cleaners and perfumes for its fresh, floral-pine scent. This ingredient matters because it bridges…
Woody · Floral Terpineol, dihydro- CAS 58985-02-07 Origin synthetic Note Middle IFRA Generally safe Data as of: Apr 2026 What Is Terpineol, dihydro-? Dihydroterpineol is a synthetic fragrance ingredient used to add fresh, woody, and slightly floral nuances to perfumes and household products. You’ll encounter it in air fresheners, fabric softeners, and some citrusy colognes….
Green · Floral Phenoxyacetaldehyde CAS 2120-70-9 Origin synthetic Note Top to middle IFRA Use with awareness Data as of: Apr 2026 What Is Phenoxyacetaldehyde? Phenoxyacetaldehyde is a synthetic fragrance ingredient used to add green, floral, and slightly herbal nuances to perfumes. It’s found in various personal care products and fine fragrances. This molecule is valued…
Floral · Sweet Phenethyl octanoate CAS 5457-70-5 Origin synthetic Note Heart IFRA Generally safe Data as of: Apr 2026 What Is Phenethyl octanoate? Phenethyl octanoate is a synthetic ester used in perfumery for its fruity, rosy, and slightly honeyed aroma. It’s commonly found in personal care products like soaps and lotions. This ingredient matters because…
Sweet · Floral Phenethyl hexanoate CAS 6290-37-5 Origin synthetic Note Top-Heart IFRA Generally safe Data as of: Apr 2026 What Is Phenethyl hexanoate? Phenethyl hexanoate is a synthetic fragrance ingredient commonly found in perfumes and scented products. It contributes a fruity, floral aroma with a hint of rose-like sweetness. This ester is valued for its…
Sweet · Balsamic Phenethyl cinnamate CAS 103-53-7 Origin synthetic Note Middle to Base IFRA Generally safe Data as of: Apr 2026 What Is Phenethyl cinnamate? Phenethyl cinnamate is a synthetic fragrance ingredient used to add warm, balsamic, and honey-like notes to perfumes. It’s found in oriental and floral fragrances. This ester provides long-lasting sweetness and…
