Carnation

Clove heat in a pressed collar. Carnation's dominant molecule — eugenol — belongs to the spice drawer, not the flower bed. The result is a peppery, powdery floral with a faint dental-cabinet edge that sits alone among classical perfumery flowers.
Scent
Terroir & Origins
The Full Story
Did You Know?
Eugenol was first extracted from clove oil by Ettling in 1834 but was not named until 1858, when the French chemist Auguste Cahours gave it the name eugenol after Eugenia caryophyllata — the Linnaean classification for the clove tree. Over a century earlier, Linnaeus had used the same root word, caryophyllus, for the carnation species (Dianthus caryophyllus, 1753), recognising by scent alone what chemistry would later confirm: carnation and clove share the same dominant molecule.
Extraction & Chemistry
Extraction method
Solvent extraction of fresh Dianthus caryophyllus blossoms yields a dark olive-green concrete, which is further processed with ethanol to produce the absolute. Steam distillation is not viable — the flower's delicate volatiles do not survive hydrodistillation intact. Egypt is effectively the sole commercial source today. France and Morocco have contributed minor quantities historically. Yield is extremely low; Arctander recorded approximately 30 kg of absolute produced worldwide per year in the early 1960s, and current production remains negligible. In commercial perfumery, carnation is almost always a reconstruction built from eugenol, isoeugenol (within IFRA limits), benzyl salicylate, cinnamic alcohol, and methyl diantilis.
- Formula
- C₁₀H₁₂O₂ (Eugenol - the clove molecule that defines carnation)
- CAS
- 8021-43-0 (carnation absolute) · 97-53-0 (Eugenol)
- Botanical
- Dianthus caryophyllus
- Appearance
- Olive-green to amber viscous liquid
- Odour strength
- Medium
- Synonyms
- OEILLET CLOVE PINK GILLYFLOWER DIANTHUS GAROFANO
Restricted. IFRA Amendment 51 (2023): Eugenol — max 2.5% in Category 4 (fine fragrance). Isoeugenol — max 0.11% in Category 4; classified Category 1A skin sensitizer (EU CLP). Methyl eugenol — restricted across all categories due to carcinogenicity (systemic toxicity), with very low permitted concentrations.
In Perfumery
Carnation bridges the floral and spicy registers. Its eugenol content connects directly to clove, cinnamon, and pepper accords; its floral body ties it to rose, jasmine, and other heart materials. In classical amber and floral-spicy compositions, carnation supplied warmth, architectural structure, and a particular peppery edge no other flower could deliver. The canonical accord: eugenol + isoeugenol + benzyl salicylate. This triad creates the spicy-powdery-floral effect that defined mid-twentieth-century French perfumery. IFRA Amendment 51 (2023) now restricts eugenol to 2.5% and isoeugenol to 0.11% in fine fragrance (Category 4), making traditional carnation accords difficult to formulate at their original concentrations. Methyl eugenol — once a min or natural contributor — is restricted under IFRA 51 due to carcinogenicity concerns, with very low permitted concentrations across all categories. Modern reconstructions rely on methyl diantilis (CAS 5595-79-9) — a molecule offering isoeugenol-like powdery spice without IFRA restriction — alongside reduced eugenol, benzyl salicylate, and cinnamic alcohol. The natural absolute, when available, is reserved for luxury formulations where cost is secondary. Carnation's spicy-warm character pairs naturally with saffron and oud ambers.