Para-cresyl Acetate
Aroma Chemical Top Note CAS 140-39-6
Heavy, sweet floral with a phenolic, animalic character and a narcissus and ylang facet. Used in traces, it adds a natural, narcotic depth to white floral and animalic accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Floral |
| Descriptor 2 | Ylang |
| Descriptor 3 | Phenolic |
| Odor Impact1 | 360 |
| Tenacity1 | 22.4 h |
| Tenacity2 | 36 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 | 140-39-6 |
| INCI Name | Cresyl acetate |
| Category | Aroma Chemical |
| Formula | C9H10O2 |
| Mol. Weight | 150.17 |
| IUPAC Name | (4-methylphenyl) acetate |
| InChIKey | CDJJKTLOZJAGIZ-UHFFFAOYSA-N |
Synonyms
P-Tolyl Acetate, P-methyl Phenyl Acetate, Tolyl Acetate, P, P-tolyl ethanoate, Para-tolyl Acetate, Tolyl Ethanoate, Cresyl Acetate, para Cresyl acetate, Acetyl para cresol, Sa725, acetic acid 4-methyl phenyl ester, acetic acid 4-methylphenyl ester, acetic acid p-cresyl ester, acetic acid p-tolyl ester, acetic acid para-tolyl ester, acetic acid, 4-methylphenyl ester, acetic acid, p-tolyl ester, 4-acetoxytoluene, p-acetoxytoluene, para-acetoxytoluene, acetyl p-cresol, acetyl para-cresol, p-cresol acetate, para-cresol acetate, p-cresyl acetate, para-cresyl acetate FCC, cresyl acetate para, cresyl acetate para coeur (IFF), cresyl acetate, p-, p-cresylic acetate, para-cresylic acetate, cresylic acetate, p-, para methyl benzyl acetate, 4-methyl phenyl acetate, para-methyl phenyl acetate, 4-methylphenyl acetate, p-methylphenyl acetate, (4-methylphenyl) acetate, 4-methylphenylaceticacid
Physical and chemical data
| Boiling Point | 210.0 °C |
| Flash Point | 90.00 °C |
| Density | 1.044 |
| Refractive Index | 1.499 |
| Vapor Pressure | 0.16 [mmHg] |
| LogP | 2.1 |
| Solubility | slightly soluble in water; soluble in oils |
| Appearance | Colorless liquid; [Sigma-Aldrich MSDS] |
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.