About this material
Jasmone CIS is one of perfumery’s most elegant floral enhancers, originally developed by Givaudan, celebrated for its ability to enhance natural jasmine nuances and bring elegance to complex floral compositions.
At first impression, CIS-Jasmone EXTRA reveals a radiant jasmine heart, luminous and diffusive, unfolding into subtle green facets and a warm, softly spiced undertone.
In its pure form, a delicate herbal nuance—reminiscent of crushed leaves and celery seed—adds intrigue, yet in dilution it blooms into an exquisitely true-to-nature floral aura.
Used in traces, this beautiful material acts as a floral amplifier, bringing volume, realism, and lift to white flowers such as jasmine and tuberose.
It is a key material in crafting fragrances that feel both alive and effortlessly refined, bridging the gap between natural absolutes and modern composition.
Its balanced substantivity ensures a graceful presence: never overpowering, yet unmistakably enhancing the harmony of a perfume.
A discreet yet powerful ingredient, CIS-Jasmone embodies the art of perfumery—where the smallest touch creates the greatest impact.
Scent character
Highlights from the material’s listed odour profile.
Note position
Heart note
Material character
A closer lookOdour strength
, but highly diffusive
Listed qualitative strength
Tenacity / substantivity
72 hour(s)
at 100%
Listed reference conditions
Fragrance development
Heart note
Illustrative note development · no measured evaporation data
Molecular identity
C11H16O
- Molecular weight
- 164.24 g/mol
- IUPAC name
- 3-methyl-2-[(Z)-pent-2-enyl]cyclopent-2-en-1-one
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)
- 2.2
- Exact mass (Da)
- 164.120115130
- Monoisotopic mass (Da)
- 164.120115130
- Topological polar surface area (Ų)
- 17.1
- Complexity
- 233
- Formal charge
- 0
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 3
- Heavy atoms
- 12
- Isotope atoms
- 0
- Atom stereocentres
- 0
- Bond stereocentres
- 1
- Covalent units
- 1
- SMILES
- CC/C=C\CC1=C(CCC1=O)C
- InChI
- InChI=1S/C11H16O/c1-3-4-5-6-10-9(2)7-8-11(10)12/h4-5H,3,6-8H2,1-2H3/b5-4-
- InChIKey
- XMLSXPIVAXONDL-PLNGDYQASA-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 | 488-10-8 |
|---|---|
| Odour description (decreasing) | Floral, Jasmine, Green, Warm, Herbal, Spicy, Celery Seed Nuance |
| Odour strength | Medium, but highly diffusive |
| Perfumery use | Effective from the smallest traces, through to 5%Listed perfumery guidance; this is not an IFRA limit. |
| Substantivity | 72 hour(s) at 100% |
| Solvent | None |
| Physical state | Liquid |
| Synonyms | cis-Jasmone, Jasmone cis, (Z)-Jasmone |
| Recorded name / preparation | (Z)-3-Methyl-2-(2-pentenyl)-2-cyclopenten-1-one |
| Molecular formula | C₁₁H₁₆O |
| Supplier IFRA information | Catalogue copy mentions IFRA information, but no reviewed supplier-document record is available in this profile. No certificate, use limit or compliance status is confirmed. |
Safety & handling
Not Hazardous According To EC 1272/2008
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.Petals and peel
With bergamot and a light citrus ideaExplore a brighter version of the floral character using a simple citrus counterpoint. Compare it with the unchanged flower accord and note whether the citrus frames the bloom or becomes the main subject of the sketch.
Stem and blossom
With geranium and leafy notesSketch the flower with a greener setting, keeping leaf and blossom as distinct ideas. Compare a clean floral reference with the greener version to decide how much of the imagined stem and garden belongs in the composition.
Petals over wood
With a transparent wood directionPlace the floral material against a spare wood backdrop and follow the balance through the evaluation. Try a softer wood variation separately, then choose whether your flower needs an open, airy setting or a smoother, more enveloping frame.






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