Hydratropic Aldehyde
Floral · CAS 93-53-8 · 1 supplier
What it smells like
Hydratropic aldehyde delivers a powerful green-earthy foliage character that transforms into delicate floral lilac-hyacinth sweetness, notably free from the harsh pungency typical of phenyl acetaldehyde.
At a glance
| Scent family | Floral |
| CAS number | 93-53-8 |
| Uses | Essential for sophisticated hyacinth accords, adds green freshness to lilac and rose compositions, transparent florals. |
| Longevity | Lasts 24 hours on a smelling strip. |
| Appearance | Clear liquid |
| INCI name | 2-PHENYLPROPIONALDEHYDE |
| IUPAC name | 2-phenylpropanal |
IFRA usage limits (49th Amendment)
Maximum concentration in the finished consumer product, by IFRA category, drawn from official IFRA Standards and manufacturer certificates. Reference data — always confirm against the current official IFRA Standard for your application.
| Category | Application | Limit |
|---|---|---|
| Category 1 | Lip products, toys | 0.029% |
| Category 2 | Deodorants & antiperspirants | 0.0087% |
| Category 3 | Eye products, men's facial creams (fingertip) | 0.096% |
| Category 4 | Fine fragrance, hydroalcoholic on skin | 0.16% |
| Category 5A | Body lotion | 0.041% |
| Category 5B | Face moisturiser | 0.041% |
| Category 5C | Hand cream | 0.041% |
| Category 5D | Baby cream, oil & talc | 0.014% |
| Category 6 | Oral & lip care (toothpaste, mouthwash) | 0.096% |
| Category 7A | Rinse-off hair products | 0.19% |
| Category 7B | Leave-on hair products | 0.19% |
| Category 8 | Significant anogenital exposure | 0.014% |
| Category 9 | Rinse-off body & hand (soap, shower gel) | 0.32% |
| Category 10A | Household care, non-spray | 0.32% |
| Category 10B | Household aerosol / spray | 0.77% |
| Category 11A | Skin contact, minimal transfer (e.g. wipes) | 0.014% |
| Category 11B | Skin contact, minimal transfer (e.g. fabrics) | 0.014% |
| Category 12 | Not intended for skin contact (candles, detergents) | 31% |
Where to buy
Available from 1 supplier, from $3.95.
| Supplier | Manufacturer | Price | |
|---|---|---|---|
| Fraterworks | Vigon | from $3.95 | View → |
Related materials
2-Ethylhexyl Salicylate Acetal CD Acetaldehyde ethyl linalyl acetal a.k.a Elintaal Acetophenone Acetyl Methyl Anthranilate Alcohol C-10 Alcohol C-11 Undecylenic Aldalia Allyl Anthranilate Alpha Bisabolol Amarante Amyl Benzoate
Build and version formulae, track inventory, and get AI suggestions from BrainDesk. Try it free → · Open app