Salicylic Aldehyde
Aroma Chemical Heart Note CAS 90-02-8
A spicy note with an almond and coumarinic character and a medicinal facet. Warm and natural, it suits almond, spicy and coumarinic accords.
Odor profile
| Note | Heart Note |
| Descriptor 1 | Spicy |
| Descriptor 2 | Medicinal |
| Descriptor 3 | Cinnamon |
Identification
| CAS Number | 90-02-8 |
| INCI Name | O-hydroxy- benzaldehyde |
| Category | Aroma Chemical |
| Formula | C7H6O2 |
| Mol. Weight | 122.12 |
| IUPAC Name | 2-hydroxybenzaldehyde |
| InChIKey | SMQUZDBALVYZAC-UHFFFAOYSA-N |
Synonyms
Salicylaldehyde, 2-Hydroxybenzaldehyde, o-Hydroxybenzaldehyde, o-Formylphenol, 2-Formylphenol, Salicylal, Benzaldehyde, 2-hydroxy-, Salicyladehyde, Benzaldehyde, o-hydroxy-, Salicylaldehyd, Salizylaldehyd, 2-formyl phenol, ortho-formyl phenol, ortho-formylphenol, ortho-hydroxybenzaldehyde, salicyl aldehyde
Physical and chemical data
| Boiling Point | 196.7 °C |
| Melting Point | -7.0 °C |
| Flash Point | 77.8 °C |
| Density | 1.167 |
| Refractive Index | 1.574 |
| Vapor Pressure | 1.09 mmHg at 90 °F (USCG, 1999) |
| LogP | 1.8 |
| Solubility | Solubility in water, 1.7X10+4 mg/L at 86 °C |
| Appearance | Liquid; colorless or pale yellow; bitter almond odor. Sinks and mixes slowly in water. (USCG, 1999) |
Regulatory status
EU allergen declaration
| Substance | Share |
|---|---|
| O-hydroxy- benzaldehyde | 100 % |
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.