Eucalyptol
Eucalyptus, Camphoraceous, Herbal, Fresh, Medicinal
About this material
Eucalyptol is a cool, minty aromatic material with an unmistakable camphoraceous freshness.
It introduces air and vertical lift, creating the sensation of a composition opening out rather than simply becoming sharper.
Its clarity can feel botanical, mineral or almost icy depending on its surroundings.
Beneath the cool top is a slightly spicy herbal character that gives the material more structure than a straightforward mint effect.
Eucalyptol can suggest cold air moving through aromatic leaves, a polished mineral surface or the first breath of a forest accord.
This ability to create atmosphere makes it far more versatile than a literal eucalyptus note.
Odour profile
The odour is fresh, cool and penetrating, combining eucalyptus-like camphor, minty lift and dry herbal spice.
The effect is clean and expansive, with a distinctive aromatic signature that remains recognisable even in small amounts.
The opening is brisk and highly diffusive, with a crystalline camphoraceous quality that seems to clear space around it.
Mint, eucalyptus and dry herbal associations appear almost simultaneously.
As the initial coolness settles, a peppery-spiced dryness and faint woody undertone become more visible.
These facets give the material structure and allow it to connect naturally with aromatic herbs, conifers, incense and dry woods.
Using Eucalyptol in perfumery
Eucalyptol can brighten aromatic, fougère, herbal, green and incense compositions.
It is useful for opening dense lavender, rosemary, pine or resinous accords, and for adding a contemporary cool contrast to woods, citrus and spice.
In lavender, rosemary, sage and mint accords, it can increase lift and definition while preventing the herbs from becoming heavy.
With citrus, it creates a colder, more incisive opening that feels airy rather than simply sharp.
It can also introduce a compelling cool contrast to cardamom, pepper, cedar, frankincense and other warm materials.
In forest, mineral or contemporary spa-inspired concepts, it helps create space, clarity and a sense of moving air.
Creative pairings
Explore Eucalyptol with peppermint, rosemary, lavender, sage, bergamot, grapefruit, pine, juniper, cardamom, black pepper, cedarwood and frankincense.
It is particularly effective where a fragrance needs clarity, coolness and breathing space.
For a bright aromatic direction, combine it with grapefruit, rosemary, lavender, mint and juniper.
For a darker atmosphere, explore pine, black pepper, cardamom, cedarwood and incense, using softer musk or amber to frame the coolness.
Scent character
Highlights from the material’s listed odour profile.
Note position
Top note
Material character
A closer lookOdour strength
, recommend smelling in a 10.00 % solution or less
Listed qualitative strength
Tenacity / substantivity
4 hour(s)
at 100%
Listed reference conditions
Fragrance development
Top note
Illustrative note development · no measured evaporation data
Molecular identity
C10H18O
- Molecular weight
- 154.25 g/mol
- IUPAC name
- 1,3,3-trimethyl-2-oxabicyclo[2.2.2]octane
More compound properties
Computed and structural reference properties for the named compound. These are not measured supplier specifications or properties of a complete dilution, mixture or batch.
- XLogP (computed)
- 2.5
- Exact mass (Da)
- 154.135765193
- Monoisotopic mass (Da)
- 154.135765193
- Topological polar surface area (Ų)
- 9.2
- Complexity
- 164
- Formal charge
- 0
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 0
- Heavy atoms
- 11
- Isotope atoms
- 0
- Atom stereocentres
- 0
- Bond stereocentres
- 0
- Covalent units
- 1
- SMILES
- CC1(C2CCC(O1)(CC2)C)C
- InChI
- InChI=1S/C10H18O/c1-9(2)8-4-6-10(3,11-9)7-5-8/h8H,4-7H2,1-3H3
- InChIKey
- WEEGYLXZBRQIMU-UHFFFAOYSA-N
Reference data checked 2026-10-27.
This molecular reference matches the catalogue’s recorded CAS and formula. It does not confirm the supplied grade, purity, stereochemistry, isomer proportions, composition, impurities or unlisted constituents.
Fragrance allergen reference
Generic regulatory reference only. This is not a supplier allergen declaration, measured composition, allergen-free claim or finished-product labelling assessment.
Raw-material reference based on recorded CAS numbers. A CAS match identifies a reference entry; it does not verify the supplied grade, composition, purity or finished-product compliance. Naturals, bases and mixtures require composition review.
European Union / Northern Ireland
No direct listed-entry CAS match in this jurisdiction’s held reference set. This does not mean the material is allergen-free. Constituents, grouped entries and natural-material composition may require further review.
Finished-cosmetic declaration thresholds: greater than 0.001% leave-on; greater than 0.01% rinse-off. Apply the current target-market rules to the actual complete formulation; no concentration is inferred here.
Commission Regulation (EU) 2023/1545 · Regulation (EU) 2023/1545 with 11 November 2025 corrigendum; checked 2026-10-26.
Held EU transition dates: placing noncompliant products on the market until 2026-07-31; making them available until 2028-07-31. Check applicability and current law for the intended market. 2025 corrigendum.
Great Britain
No direct listed-entry CAS match in this jurisdiction’s held reference set. This does not mean the material is allergen-free. Constituents, grouped entries and natural-material composition may require further review.
Finished-cosmetic declaration thresholds: greater than 0.001% leave-on; greater than 0.01% rinse-off. Apply the current target-market rules to the actual complete formulation; no concentration is inferred here.
Regulation (EC) No 1223/2009, Annex III (Great Britain) · legislation.gov.uk current text checked 2026-10-26.
Current supplier composition or allergen declarations are required to assess naturals, bases, mixtures and actual concentrations. Reference data checked 2026-10-26; bundle 2026-10-27. Supplementary private documents remain separate.
Product specification
| CAS number | 470-82-6 |
|---|---|
| Odour description (decreasing) | Eucalyptus, Camphoraceous, Herbal, Fresh, Medicinal |
| Odour strength | High, recommend smelling in a 10.00 % solution or less |
| Perfumery use | Camphoraceous aromatic openings, eucalyptus-like effects and crisp accents in herbal or woody compositions.Listed perfumery guidance; this is not an IFRA limit. |
| Typical use percentage | 0.1% to 2.5% |
| Substantivity | 4 hour(s) at 100% |
| Solvent | None |
| Flash point | 50 °C |
| Physical state | Liquid |
| Physical form | Colourless, clear mobile liquid |
| Synonyms | Eucalyptol; 1,8-Cineole |
| Molecular formula | C₁₀H₁₈O |
| Molecular weight | 154.25 g/mol |
Safety & handling
Signal word: Warning
Hazard statements
- H226 Flammable liquid and vapour.
- H317 May cause an allergic skin reaction.
Precautionary statements
- P210 Keep away from heat, sparks, open flames and hot surfaces. – No smoking.
- P233 Keep container tightly closed.
- P240 Ground/bond container and receiving equipment.
- P241 Use explosion-proof electrical, ventilating and lighting equipment.
- P242 Use only non-sparking tools.
- P243 Take precautionary measures against static discharge.
- P261 Avoid breathing vapour or dust.
- P272 Contaminated work clothing should not be allowed out of the workplace.
- P280 Wear protective gloves/eye protection/face protection.
- P303/361/353 IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
- P333/313 If skin irritation or rash occurs: Get medical advice/attention.
- P363 Wash contaminated clothing before reuse.
- P370/378 In case of fire: Use for extinction: Foam, Dry chemical, Carbon dioxide.
- P403/235 Store in a well-ventilated place. Keep cool.
- P501 Dispose of contents/container to: approved disposal site.
Important: For professional formulation use. Review the Safety Data Sheet before handling, storage or use.
Datasheets & customer documents
Available documents are attached to eligible completed orders in your account.
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Supplementary documents are supplied only where explicitly listed and available. Check documentation information
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Documentation Supply PolicyIFRA formulation guide
Generic reference only — not an IFRA certificate, compliance decision or use recommendation. The Responsible Person and qualified safety assessor must assess the actual finished formula using current applicable IFRA Standards, supplementary documentation where available and the CPSR.
Raw-material reference based on recorded CAS numbers. A CAS match identifies a reference entry; it does not verify the supplied grade, composition, purity or finished-product compliance. Naturals, bases and mixtures require composition review.
Source: 51st Amendment overview, held source checked 2026-10-21. Bundle 2026-10-27. Individual Standards prevail over the overview.
No direct IFRA overview entry matched the recorded CAS in this held dataset. This does not mean unrestricted use, absence of relevant Standards or compliance. Constituent restrictions may still apply.
IFRA source overview · Individual IFRA Standards and supplementary documentation
Supplier certificates and private documents are separate evidence. Their availability does not determine whether this generic guide is shown. This is a dated local reference, not a live regulatory feed.
Creative ideas to explore
Creative directions, not tested formulas.An aromatic opening
With bergamot and a peel accordExplore a citrus-and-herb opening that keeps the herbal character distinct. Compare a brighter peel variation with a gentler citrus reference, noting whether the imagined result feels like a garden cologne or a more culinary aromatic study.
Herb among petals
With geranium and a floral accordPlace the herbal material beside a familiar flower, using the flower alone as your reference. Compare the green and floral impressions through the evaluation and decide whether the herb should read clearly or remain an accent.
Dry aromatic woods
With cedar-like and sandalwood directionsBuild a simple herbal wood sketch and compare a dry wood option with a smoother one. Keep the aromatic material constant so the study reveals which setting gives your idea the clearest shape and most useful contrast.








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