Benzophenone
Aroma Chemical Heart Note CAS 119-61-9
Soft, sweet balsamic with a faint rose and powdery floral character and a light geranium, hyacinth nuance. Mild and tenacious, it rounds rosy and floral accords and acts as a fixative.
Odor profile
| Note | Heart Note |
| Descriptor 1 | Floral |
| Descriptor 2 | Sweet |
| Descriptor 3 | Herbal |
| Odor Impact1 | 35 |
| Tenacity1 | 80 h |
| Tenacity2 | 394 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 | 119-61-9 |
| INCI Name | Benzophenone |
| Category | Aroma Chemical |
| Formula | C13H10O |
| Mol. Weight | 182.22 |
| IUPAC Name | diphenylmethanone |
| InChIKey | RWCCWEUUXYIKHB-UHFFFAOYSA-N |
Synonyms
Benzenemethanal, alpha-phenyl, Diphenylketone, Benzophenone cryst. Diphenyl ketone, Benzoyl benzene, adjutan 6016, benzene, benzoyl-, benzophenone cryst., benzophenone crystals, benzophenone extra pure, benzophenone FCC, benzophenone flake, benzophenone flakes, benzoylbenzene, diphenyl ketone, alpha-oxo diphenyl methane, diphenyl methanone, diphenyl-methanone, a-oxo diphenylmethane, diphenylmethanone, kayacure BP, ketone, diphenyl, methanone, diphenyl-, a-oxoditane, alpha-oxoditane, phenyl ketone, speedcure BP
Physical and chemical data
| Boiling Point | 305.9 °C |
| Melting Point | -83.7 °C |
| Flash Point | 132.2 °C |
| Density | 1.111 |
| Refractive Index | 1.6077 |
| Vapor Pressure | 0.00193 [mmHg] |
| LogP | 3.4 |
| Solubility | In water, 1.37X10+2 mg/L at 25 °C |
| Appearance | Benzophenone appears as white solid with a flowery odor. May float or sink in water. (USCG, 1999) |
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.