About this material
Nerol
Nerol is a versatile and widely used aroma chemical, valued for its fresh, delicate rosy-floral character with subtle citrus and green nuances.
It brings a distinctive brightness and natural freshness to rose compositions, offering a softer, more luminous character than can be achieved with Geraniol or Citronellol alone.
Particularly effective in floral accords, Nerol enhances the natural character of Rose, Mimosa, Magnolia, Lilac, Violet, Jasmine and Muguet (Lily of the Valley).
Its fresh, gently sweet floral profile also makes it an excellent addition to citrus colognes, Orchid accords and other delicate floral fragrances.
Even at relatively low concentrations of 1–2% in a fragrance composition, Nerol can produce a noticeable effect, adding freshness, lift and subtle complexity while helping to create smooth transitions between citrus top notes and floral heart notes.
Blending Suggestions
Nerol blends particularly well with Cardamom, Coriander, Ginger and Ivy Absolute, creating fresh, aromatic and subtly spicy floral combinations.
It also pairs beautifully with Bergamot, Petitgrain and Bois de Rose, making it especially useful for developing elegant citrus-floral compositions, natural rose accords and fresh, transparent fragrances.
Scent character
Highlights from the material’s listed odour profile.
Note position
Top note
Material character
A closer lookOdour strength
Listed qualitative strength
Tenacity / substantivity
44 hour(s)
at 100%
Listed reference conditions
Fragrance development
Top note
Illustrative note development · no measured evaporation data
Molecular identity
C10H18O
CAS-linked compound reference — Nerol
This compound record is linked to the explicitly recorded CAS number. It is not supplier confirmation of the supplied grade, purity, stereochemistry, isomer proportions or complete composition.
- Reference molecular weight
- 154.25 g/mol
- Reference IUPAC name
- (2Z)-3,7-dimethylocta-2,6-dien-1-ol
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)
- 2.9
- Exact mass (Da)
- 154.135765193
- Monoisotopic mass (Da)
- 154.135765193
- Topological polar surface area (Ų)
- 20.2
- Complexity
- 150
- Formal charge
- 0
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 4
- Heavy atoms
- 11
- Isotope atoms
- 0
- Atom stereocentres
- 0
- Bond stereocentres
- 1
- Covalent units
- 1
- SMILES
- CC(=CCC/C(=C\CO)/C)C
- InChI
- InChI=1S/C10H18O/c1-9(2)5-4-6-10(3)7-8-11/h5,7,11H,4,6,8H2,1-3H3/b10-7-
- InChIKey
- GLZPCOQZEFWAFX-YFHOEESVSA-N
Reference data checked 2026-10-27.
CAS 106-25-2 · reference checked 2026-10-27.
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 | 106-25-2 |
|---|---|
| Odour description | Sweet, Fresh, Citrus, Floral-Rose, Green, Rose, Wet, Seashore · Sweet, Fresh, Citrus, Floral-Rose, Neroli, Green, Rose, Wet, Seashore |
| Odour strength | Medium |
| Perfumery use | Effective from the smallest traces through to 10%Listed perfumery guidance; this is not an IFRA limit. |
| Substantivity | 44 hour(s) at 100% |
| Solvent | None |
| Physical state | Liquid |
| Synonyms | 2,6-octadien-1-ol, 3,7-dimethyl-, (2Z)-, (2Z)-3,7-dimethylocta-2,6-dien-1-ol |
Safety & handling
Hazard statements:
- H315 Causes skin irritation.
- H317 May cause an allergic skin reaction.
- H319 Causes serious eye irritation.
Precautionary statements:
- P261 Avoid breathing mist or vapours.
- P264 Wash skin thoroughly after handling.
- P272 Contaminated work clothing should not be allowed out of the workplace.
- P280 Wear protective gloves/ eye protection/ face protection.
- P302+P352 IF ON SKIN: Wash with plenty of water.
- P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Professional/Industrial use only.
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.A leafy cologne
With geranium and herbal notesSketch a citrus opening with a green or herbal counterpoint. Compare the leafy version with the citrus alone, noting whether the added direction suggests peel, garden freshness or an herbal character that changes the brief.
Citrus and grain
With a transparent wood directionExplore a spare citrus-and-wood structure, keeping the wood choice simple. Follow both the opening and later impression to see whether the composition keeps a clear outline as the bright citrus character changes through the evaluation.
Petal brightness
With rose and airy floral notesUse a familiar floral accord as the setting for a brighter citrus variation. Compare the flower with and without the citrus material, then decide whether to emphasise a fresh opening or a more continuous floral impression.







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