ISO BUTYL QUINOLINE 54 SYMRISE – leathery, green and earthy note with a hint of suede, root and animal musk

ISO BUTYL QUINOLINE 54 SYMRISE

ISO BUTYL QUINOLINE is one of the classic materials of leather perfumery: powerful, green, earthy and animalic, with a signature that can recall suede, roots, oakmoss and tobacco. In minute amounts it does not literally “smell of leather”; instead, it can add tension, depth and character to the base.

Olfactory profile

Leathery, green, earthy, woody and slightly animalic, with nuances of tobacco, vetiver, oakmoss and cardamom. At strong dilution the character becomes more amber-like and less aggressive.

In formula

It is particularly useful in leather, chypre, fougère, tobacco, oud and animalic bases. With vetiver, patchouli and oakmoss it increases depth and dryness; in leather accords it builds a darker, more natural-feeling leather; in traces it can energize florals and amber structures without emerging as an independent note.

It is one of those materials whose dosage completely changes its function: a trace can make the base feel more alive, while an excess can become bitter, hard and dominant.

In perfume history

Isobutyl quinolines are historically linked to the great leather and chypre accords of the twentieth century. They are often associated with structures such as Caron’s Nuit de Noël and the olfactory language of classic leather and mousse accords; when citing specific percentages or formulas, documented reconstructions should be used.

How to work with it

It is advisable to study it at strong dilution and evaluate it especially in the drydown. Its effect can become more evident over time as more volatile materials fade.

When to choose it

It is particularly suitable for leather, chypre, tobacco, oud, vetiver and animalic bases when greater depth, dryness and a very characteristic green-earthy signature are desired.

Packaging

The product is packed to order; the container may vary depending on the selected format and the characteristics of the raw material.

IFRA Category 4: nessuna restrizione (IFRA 51)

The value refers to the maximum concentration in the finished product, not to the percentage of the raw material in the fragrance concentrate.