Hay Absolute
Naturals Base Note CAS 8031-00-3
Sweet, dry hay with a soft tobacco and coumarinic character and a light mossy, herbal facet. Tenacious, it adds a warm, natural hay note to chypre, fougere and amber accords.
Odor profile
| Note | Base Note |
| Descriptor 1 | Herbal |
| Descriptor 2 | Hay |
| Descriptor 3 | Sweet |
| Odor Impact1 | 200 |
| Tenacity1 | 24 h |
| Tenacity2 | 400 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Both tenacity figures are blotter life. The two labs use different evaluation protocols, so the numbers are not directly comparable — read them as two independent readings, not as a contradiction.
Identification
| CAS Number | 8031-00-3 |
| INCI Name | Grass-hay herb extract |
| Category | Naturals |
| Botanical Name | Lolium perenne L. |
Synonyms
Hay oil, Festuca perennis (L.) Columbus & J.P.Sm, Hordeum compressum Boiss. & Orph, Hay Absolute (lolium Perenne), Lolium Perenne L. Absolute, foin coupe absolute, hat abs LMR (IFF), hay abs BM 01, hay abs MD 50 PCT BB, hay absolute (for fragrance) (Robertet), hay absolute france, hay absolute MD 50 PCT TEC, hay deco. abs. pur, hay incolor abs MD, on carrier, hay type HT TBM 06, lolium perenne absolute, ryegrass absolute
Physical and chemical data
| Flash Point | >93 °C |
| Density | 0.930 to 0.970 |
| Refractive Index | 1.470 to 1.490 |
| Solubility | alcohol |
| Appearance | brown past |
Regulatory status
Restricted components
| Component | Share |
|---|---|
| Coumarin | 8 % |
| D-Limonene | 0.072 % |
| Eugenol | 0.072 % |
IFRA regulated substances contained in this material. The interactive index derives the effective maximum concentration per category from them.
EU allergen declaration
| Substance | Share |
|---|---|
| Limonene | 0.072 % |
| Eugenol | 0.072 % |
| Coumarin | 0.072 % |
Substances that must be named in the ingredient list under Annex III of Regulation (EC) 1223/2009, as amended by Regulation (EU) 2023/1545. Where a range was given, the upper bound is shown.
All figures on this page are guide values collected from public reference works and supplier declarations. They differ between batches, origins and qualities. The data sheet of your own supplier is always the authoritative document for the material you actually use.