Dihydrojasmone (CAS 1128-08-01) — Floral Heart Note Fragrance Ingredient

ByThe Good Scents
Floral

Dihydrojasmone

CAS 1128-08-01

Origin
Synthetic
Note
Heart
IFRA
Generally safe
Data as of: Mar 2026

What Is Dihydrojasmone?

Dihydrojasmone is a synthetic fragrance ingredient commonly found in perfumes and personal care products. It imparts a floral, jasmine-like scent that enhances the heart notes of fragrances. This ingredient matters because it provides a cost-effective alternative to natural jasmine extracts, making luxurious floral scents more accessible while reducing the environmental impact of harvesting natural jasmine.

Safety Profile

GENERALLY SAFE
Generally safeUse with awarenessProfessional use
✓ Safe in regulated products
⚠ Check for individual sensitivity
CAS
1128-08-01
Formula
Mixture
MW
Variable
Odor Family
Floral
Layer 1 · Enthusiast

What Does Dihydrojasmone Smell Like?

Dihydrojasmone offers a rich, floral aroma reminiscent of jasmine blossoms, with a slightly fruity undertone. It evolves gracefully from a fresh, green top note to a warm, honeyed heart, settling into a soft, powdery base. The scent is evocative of a summer garden at dusk, where jasmine vines release their intoxicating perfume into the warm evening air.

Scent Profile

In Famous Fragrances

Fragrance associations may not reflect actual formulations.

J'adore(Dior, 1999)

Dihydrojasmone enhances the floral bouquet, adding depth and longevity to the jasmine heart note while maintaining a clean, modern appeal.

Chanel No. 5(Chanel, 1921)

Used to amplify the floral complexity, blending seamlessly with rose and ylang-ylang for a timeless elegance.

Layer 2

Chemistry, Properties & Perfumer Guide

The Chemistry

Dihydrojasmone is a cyclic ketone belonging to the jasmonoid family. It is synthesized through the hydrogenation of jasmone, resulting in a more stable and versatile fragrance ingredient. The molecule’s structure allows for excellent blending properties, making it a staple in floral compositions. Its synthetic origin ensures consistency in scent profile and reduces reliance on natural jasmine extracts.

Physical & Chemical Properties

Boiling PointN/A
DensityN/A

Perfumer Guide

Note Position
Heart
Volatility
Medium (2-4 hours)
Blending
Excellent
ApplicationTypical %RangeNotes
Fine Fragrance2-5%Up to 10%Adds floral depth and warmth
Personal Care1-3%Up to 5%Provides a subtle floral note

Classic Accords

+ Rose + Sandalwood = Floral Woody + Bergamot + Patchouli = Floral Oriental

Tip: Use dihydrojasmone to enhance floral notes without overpowering the composition.

Alternatives & Comparisons

1
Jasmone CAS 488-10-8

Natural alternative with a more intense jasmine scent, but less stable and more expensive.

2
Hedione CAS 24851-98-7

Offers a fresher, more diffusive jasmine note, ideal for lighter fragrances.

Layer 3

Safety, Regulatory & Sustainability

⚠ Regulatory Disclaimer

General reference only. IFRA, REACH, EU Cosmetics Regulation standards update periodically. Consult current IFRA Standards Library before formulating. Not legal or regulatory advice.

IFRA Status

No restrictions under current IFRA standards.

EU Allergen Declaration

Not listed as an EU allergen.

RIFM Assessment

RIFM assessment confirms safety for current usage levels in fragrances.

Sustainability

Synthetic dihydrojasmone reduces the need for natural jasmine extraction, which is resource-intensive and often involves significant environmental and labor concerns. Its production is scalable and consistent, offering a sustainable alternative without compromising on quality.

Explore Dihydrojasmone

Browse essential oils and aroma compounds.

Browse on iHerb →

Affiliate disclosure: we may earn a small commission at no extra cost to you.

References

  1. PubChem Compound Summary for Dihydrojasmone PubChem CID: N/A

Data: PubChem (NIH), PubMed, RIFM, IFRA. Last reviewed: Mar 2026.

Report a data error

Similar Posts