About this material
Zenolide by IFF is a macrocyclic musk known for its high effectiveness and persistence.
It is similar to Ethylene brassylate, a more widely recognised musk, with an almost identical molecular structure, differing by only one molecule.
However, this musk shows top-note effects similar to Helvetolide and can last up to a week on a smelling strip.
It has a subtle red-fruit nuance and a fresh, floralozone-like dry-down.
It is important to note that this musk may solidify in colder temperatures but can be easily liquefied with gentle heat.
If not fully melted, it may recrystallise.
When stored at normal room temperature, especially in smaller quantities, this is less likely.
Given its price, this musk offers excellent value and deserves wider use.
Scent character
Highlights from the material’s listed odour profile.
Note position
Base note
Material character
A closer lookOdour strength
Listed qualitative strength
Tenacity / substantivity
348 hour(s)
at 100%
Listed reference conditions
Supplied strength is 10% in DPG.
Fragrance development
Base note
Illustrative note development · no measured evaporation data
Molecular identity

C14H24O4
CAS-linked compound reference — Ethylene dodecanedioate
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.
Named active material only. These properties do not describe the complete supplied dilution or carrier.
- Reference molecular weight
- 256.34 g/mol
- Reference IUPAC name
- 1,4-dioxacyclohexadecane-5,16-dione
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)
- 3.6
- Exact mass (Da)
- 256.16745924
- Monoisotopic mass (Da)
- 256.16745924
- Topological polar surface area (Ų)
- 52.6
- Complexity
- 224
- Formal charge
- 0
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 4
- Rotatable bonds
- 0
- Heavy atoms
- 18
- Isotope atoms
- 0
- Atom stereocentres
- 0
- Bond stereocentres
- 0
- Covalent units
- 1
- SMILES
- C1CCCCCC(=O)OCCOC(=O)CCCC1
- InChI
- InChI=1S/C14H24O4/c15-13-9-7-5-3-1-2-4-6-8-10-14(16)18-12-11-17-13/h1-12H2
- InChIKey
- GJJSUPSPZIZYPM-UHFFFAOYSA-N
Reference data checked 2026-10-27.
CAS 54982-83-1 · 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 undiluted material reference. These data refer to the named active material, not the complete supplied dilution. A raw-material IFRA ceiling is not a use level for this diluted product. The assessor must account for the actual concentration, carrier and all other formula contributions.
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 | 54982-83-1 |
|---|---|
| Odour description (decreasing) | Sweet, Clean, Fruity, Berry, Waxy, Musk, Animal |
| Odour strength | Medium |
| Perfumery use | Effective from the smallest traces through to 40%Listed perfumery guidance; this is not an IFRA limit. |
| Substantivity | 348 hour(s) at 100% |
| Solvent | DPG to give a 10% solution of Zenolide |
| Physical state | Liquid |
| Synonyms | 2,5-dioxacyclohexadecane-1,6-dione, Zenolide IFF, Ethylene Dodecanoate |
| IFRA document scope | Where an IFRA document is shared with the raw material, it refers to the raw, undiluted material. It is supplied as a reference for this diluted product; its stated limits are not limits for the supplied dilution. Check the document scope and assess the intended finished formulation. This notice does not confirm that a document is available. |
Safety & handling
Hazard statements:
- H410 Very toxic to aquatic life with long lasting effects.
Precautionary statements:
- P391 Collect spillage.
- P501 Dispose of contents/container to an approved waste disposal plant.
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 undiluted material reference. These data refer to the named active material, not the complete supplied dilution. A raw-material IFRA ceiling is not a use level for this diluted product. The assessor must account for the actual concentration, carrier and all other formula contributions.
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.Fruit with its peel
With citrus and leafy contrastsExplore a fruit sketch that includes a suggestion of peel or leaf. Compare those accents separately against the fruity reference, noticing whether they create a fresher impression or pull the idea away from the fruit you imagined.
An orchard in bloom
With rose or another familiar flowerPlace the fruity direction beside a simple floral accord. Keep a flower-only comparison and assess whether the fruit reads as a supporting accent, a juicy centre or a separate note that needs a different setting.
Fruit and cream
With vanilla and soft wood directionsSketch a more rounded fruit idea with vanilla as one variation and soft wood as another. Compare sweetness and texture before combining both, leaving room for the original fruity character to remain identifiable in the study.







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