About this material
Prenyl Acetate is a vibrant fruity-green aroma chemical with impressions of crisp apple, soft banana and fresh foliage.
Its character is bright, juicy and immediate, making it particularly effective in the opening of a fragrance where it can introduce colour, energy and playful movement.
Although distinctly fruity, Prenyl Acetate also possesses a green quality that keeps its sweetness controlled.
This makes it useful beyond conventional fruit accords, especially when a formula needs a fresh, modern lift.
Odour profile
The fragrance opens with a lively combination of green apple and banana.
The apple facet is crisp and bright, while the softer banana nuance contributes body and recognisable fruitiness.
A leafy green undertone runs through the profile, preventing the material from becoming overly sugary.
This green-fruity balance gives Prenyl Acetate a fresh and contemporary personality.
Using Prenyl Acetate in perfumery
Prenyl Acetate is naturally suited to apple, banana, pear, tropical-fruit and mixed-fruit accords.
It can be used to brighten gourmand compositions, add juiciness to florals or introduce a playful fruit accent to green and aromatic fragrances.
In tropical concepts, it can support banana, pineapple and other exotic-fruit effects.
Within floral compositions, it can bring a fresh fruit lift to jasmine, rose and modern abstract bouquets.
Used more subtly, its green character can add freshness and movement without creating an obviously fruit-dominated fragrance.
Creative pairings
Try Prenyl Acetate with green apple materials, banana accords, pear, pineapple, citrus, leafy-green notes, jasmine, rose, lactonic materials, vanilla and clean musks.
It can provide a lively opening for both playful fragrances and more polished contemporary fruit-floral creations.
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
< 1 Hour(s) at 100%
Listed reference conditions
Fragrance development
Top note
Illustrative note development · no measured evaporation data
Molecular identity
C7H12O2
- Molecular weight
- 128.17 g/mol
- IUPAC name
- 3-methylbut-2-enyl acetate
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)
- 1.8
- Exact mass (Da)
- 128.083729621
- Monoisotopic mass (Da)
- 128.083729621
- Topological polar surface area (Ų)
- 26.3
- Complexity
- 121
- Formal charge
- 0
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 2
- Rotatable bonds
- 3
- Heavy atoms
- 9
- Isotope atoms
- 0
- Atom stereocentres
- 0
- Bond stereocentres
- 0
- Covalent units
- 1
- SMILES
- CC(=CCOC(=O)C)C
- InChI
- InChI=1S/C7H12O2/c1-6(2)4-5-9-7(3)8/h4H,5H2,1-3H3
- InChIKey
- XXIKYCPRDXIMQM-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 | 1191-16-8 |
|---|---|
| Odour description (decreasing) | Fruity, Green, Apple, Banana, Pear, Fresh, Floral, Tropical |
| Odour strength | Strong |
| Perfumery use | A lively fruity-green top note for apple, pear, banana, tropical, floral, gourmand and fresh green compositions. It gives immediate sparkle and recognisable fruit character while retaining more freshness and lift than a heavy, syrupy fruit ester.Listed perfumery guidance; this is not an IFRA limit. |
| Typical use percentage | 0.1–3% of the fragrance concentrate |
| Substantivity | < 1 Hour(s) at 100% |
| Solvent | None |
| Flash point | 43 °C |
| Physical state | Liquid |
| Physical form | Liquid |
| Synonyms | 3,3-Dimethylallyl Acetate; 3-Methyl-2-butenyl Acetate; Isopent-2-enyl Acetate; Dimethylallyl Acetate |
| Recorded name / preparation | 3-Methyl-2-butenyl acetate |
| Molecular formula | C₇H₁₂O₂ |
Safety & handling
Signal word: Warning
Hazard statements:
- H226 Flammable liquid and vapour.
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.
- P280 Wear protective gloves/eye protection/face protection.
- P303+P361+P353 IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
- P370+P378 In case of fire: Use for extinction: Foam, Dry chemical, Carbon dioxide.
- P403+P235 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
Purchased as a guest? Follow the SDS request guidance in our Documentation Supply Policy and provide proof of purchase.
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.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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