Fragrance ingredient reference pages
Sweet · Spicy 2-Acetylpyridine CAS 1122-62-9 Origin synthetic Note Middle IFRA Use with awareness Data as of: Apr 2026 What Is 2-Acetylpyridine? 2-Acetylpyridine is a synthetic aroma chemical with a distinct nutty, popcorn-like scent. It’s found in trace amounts in some roasted foods and tobacco, but primarily used in fragrance creation. This molecule adds warm,…
Sweet · Balsamic 2-Acetyl-2-thiazoline CAS 29926-41-8 Origin synthetic Note Heart IFRA Use with awareness Data as of: Apr 2026 What Is 2-Acetyl-2-thiazoline? 2-Acetyl-2-thiazoline is a synthetic aroma chemical used in food flavorings and fine fragrances. It imparts a roasted, popcorn-like note that adds warmth and complexity. This molecule is valued by perfumers for its ability…
Woody · Green 2-(p-Menth-1-ene-10-yl)cyclopentanone CAS 95962-14-4 Origin synthetic Note Top to Middle IFRA Generally safe Data as of: Apr 2026 What Is 2-(p-Menth-1-ene-10-yl)cyclopentanone? 2-(p-Menth-1-ene-10-yl)cyclopentanone is a synthetic fragrance ingredient primarily used in perfumery. It is not commonly encountered in everyday products but may appear in niche or artisanal fragrances. This molecule contributes unique olfactory characteristics…
Green · Citrus 2-(3-Heptyl)-1,3-dioxolane CAS 4359-47-1 Origin synthetic Note Top to Middle IFRA Generally safe Data as of: Apr 2026 What Is 2-(3-Heptyl)-1,3-dioxolane? 2-(3-Heptyl)-1,3-dioxolane is a synthetic fragrance ingredient used in modern perfumery. It’s found in some niche and designer fragrances, contributing unique green and fresh characteristics. This compound matters because it offers perfumers a…
Green · Citrus 2,_6-_Octadienal, (2E,_6Z)_- CAS 76917-23-2 Origin synthetic Note Top to middle IFRA Use with awareness Data as of: Apr 2026 What Is 2,_6-_Octadienal, (2E,_6Z)_-? 2,6-Octadienal is a synthetic fragrance compound that creates fresh, green, and slightly citrusy notes. It’s often used in personal care products and fine fragrances to add a crisp, natural…
Citrus · Floral 2,_4-_Hexadienoic acid, potassium salt (1:1)_, (2E,_4E)_- CAS 24634-61-5 Origin synthetic Note Non-olfactive IFRA Use with awareness Data as of: Apr 2026 What Is 2,_4-_Hexadienoic acid, potassium salt (1:1)_, (2E,_4E)_-? 2,4-Hexadienoic acid potassium salt is a synthetic compound primarily used as a preservative in food and cosmetics. Consumers may encounter it in processed…
Balsamic · Woody 2,6-Xylenol CAS 576-26-1 Origin synthetic Note Base IFRA Professional use Data as of: Apr 2026 What Is 2,6-Xylenol? 2,6-Xylenol is a synthetic aromatic compound primarily used in industrial applications and specialty chemical formulations. Consumers might encounter it in trace amounts as a component in certain plastics or resins. While not commonly found…
Green · Sweet 2,6-Nonadienenitrile CAS 67019-89-0 Origin synthetic Note Top to mid IFRA Generally safe Data as of: Apr 2026 What Is 2,6-Nonadienenitrile? 2,6-Nonadienenitrile is a synthetic fragrance molecule used in perfumery to create fresh, green, and cucumber-like scents. It’s often found in modern floral and aquatic fragrances. This ingredient adds a crisp, watery dimension…
Green · Sweet 2,6-Nonadien-1-ol CAS 7786-44-9 Origin synthetic Note Top to middle IFRA Generally safe Data as of: Apr 2026 What Is 2,6-Nonadien-1-ol? 2,6-Nonadien-1-ol is a synthetic fragrance ingredient that imparts a fresh, cucumber-like aroma. It’s often used in fine fragrances and personal care products to create crisp, watery green accords. This molecule matters because…
Woody · Balsamic 2,6-Dimethoxyphenol CAS 91-10-1 Origin synthetic Note Middle to base IFRA Use with awareness Data as of: Apr 2026 What Is 2,6-Dimethoxyphenol? 2,6-Dimethoxyphenol is a synthetic aromatic compound primarily used in fragrance formulations. It’s not commonly encountered in everyday products but may appear in niche perfumes. This ingredient contributes smoky, woody nuances to…
