Coumarin

CAS: 91-64-5

BaseBalsamic
Identifiers
Manufacturer
—
CAS number
91-64-5
CAS (all sources)
91-64-5
CAS (Perfumiarz)
—
CAS (PerfumersWorld)
91-64-5
CAS (FraterWork)
91-64-5
CAS (EU Hekserij)
91-64-5
CAS (TSCA Hekserij)
91-64-5
INCI name (FraterWork)
COUMARIN
IUPAC name (FraterWork)
2H-1-Benzopyran-2-one
INCI (Hekserij)
COUMARIN
EC number (Hekserij)
202-086-7
FEMA (Hekserij)
—
UN number
—
Synonyms (PerfumersWorld)
Coumarin : 2H-1-Benzopyran-2-one : 1,2-Benzopyrone : Tonkarome (base 40%)Tonka camphor : ortho Hydroxycinnamic acid, lactone : Cumarin : Coumarin : cisortho Cournaric acid, anhydride : 5,6-Benzo alpha pyrone : 1,2-Benzopyrone :
Synonyms (FraterWork)
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Scent profile
Note type (FraterWork)
Base Note
Odour family (FraterWork)
Balsamic
Odour profile (FraterWork)
Coumarin presents a sweet, powdery, hay-like aroma with pronounced almondy and herbaceous facets, often evoking the distinctive warmth of new-mown hay with subtle vanilla-like and tonka bean nuances.
Longevity (FraterWork)
Lasts > 1 month on a smelling strip.
Odor life hours (PerfumersWorld)
85
Relative odor impact (PerfumersWorld)
120
Appearance (FraterWork)
White crystalline powder
Descriptions
Description
Coumarin is sweet aromatic coconut herbaceous-warm spicy haylike nut tobaccoherbaceousodors lavender lavandin rose mary citrus oils oakmoss oriental fougerelime herbal hay fixative-effect.
Odour (PerfumersWorld)
sweet aromatic coconut Sweet herbaceous-warm somewhat spicy odor inextreme dilution more haylike nut-like tobacco-like Extensively used inperfumery to support herbaceousodors Lavender Lavandin Rose- mary Citrus oilsOakmoss etc
Description (PerfumersWorld)
Coumarin is sweet aromatic coconut herbaceous-warm spicy haylike nut tobaccoherbaceousodors lavender lavandin rose mary citrus oils oakmoss oriental fougerelime herbal hay fixative-effect.
Comment (FraterWork)
Switching between hay and tonka beans depending on the context of the material in a fragrance, coumarin is one of the most widely used and popular synthetic aroma chemicals. It was the first synthetic used in a fragrance — 10% of Fougère Royale by Paul Parquet for Houbigant in 1882 (see the formula for this fine fragrance below). A touch of coumarin can naturalise vanillin [https://fraterworks.com/products/vanillin] giving a truer note of vanilla beans, while an overdose contributes a wonderful cut hay scent.  aromachem Best Seller no_reg powder
Notes
Switching between hay and tonka beans depending on the context of the material in a fragrance, coumarin is one of the most widely used and popular synthetic aroma chemicals. It was the first synthetic used in a fragrance — 10% of Fougère Royale by Paul Parquet for Houbigant in 1882 (see the formula for this fine fragrance below). A touch of coumarin can naturalise vanillin [https://fraterworks.com/products/vanillin] giving a truer note of vanilla beans, while an overdose contributes a wonderful cut hay scent.  aromachem Best Seller no_reg powder
Usage
Perfume uses (PerfumersWorld)
Oriental Fougere Lime, Herbal-types, Hay-like-notes, Lavender,Rose, Citrus, Fixative-effect, Fougeres,Don't use Tonka, Tea, Nut, Tobacco,Blends-well-with=> Herbaceous-notes, Hay, Oakmoss, * Relative Odor Impact 120 * Odor Life on a smelling strip 85 hrs
Average use (FraterWork)
1% in a perfume compound
Uses (FraterWork)
Used extensively as a fixative and key structural element in fougère, oriental, and gourmand compositions to impart warmth, sweetness, and volume.
Use (Hekserij)
Coumarin has a warm, sweet scent reminiscent of almonds. In addition to hay, vanilla, caramel and coconut. The smell is fairly strong, dilution is also recommended because it is a solid: 10% in DPG is usual, but 10% in ethanol 96% is also possible. A 10% solution in IPM will crystallize out quickly, this can be dissolved again with light heating.
IFRA 51 (FraterWork)
1.5% in finished product (Cat. 4)
Physical properties
Properties (Hekserij)
Coumarin is a solid at room temperature, we supply it as a white to yellowish coarse crystal powder. The substance has a long shelf life without loss of quality. The substance occurs in nature, for example in tonka beans, fragrant grass, cinnamon and deer hay. For use as a fragrance, the synthetic version is used.

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