P-TOLYL ACETATE
Synonym(s):p-Cresyl acetate
- CAS NO.：140-39-6
- Empirical Formula: C9H10O2
- Molecular Weight: 150.17
- MDL number: MFCD00008703
- EINECS: 205-413-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-07-22 15:01:55
What is P-TOLYL ACETATE?
Chemical properties
Colorless liquid, volatile with steam. Poorly soluble in water, miscible with alcohol and oils. soluble in Propylene glycol. Sp.Gr. 1.05. B.P. 212°C.
Chemical properties
p-Tolyl acetate has a strong, floral odor (narcissus) with a characteristic honey-like flavor
Occurrence
Reported as a constituent of the essential oils of wallflower, cananga and ylang-ylang.
The Uses of P-TOLYL ACETATE
Perfumery, flavoring.
The Uses of P-TOLYL ACETATE
p-Tolyl acetate has been used in the total synthesis of (?)-incrustoporin.
Definition
ChEBI: Tolylacetate is a member of phenols and a benzoate ester.
Preparation
By acetylation of p-cresol.
Aroma threshold values
Detection: 25 ppb
Synthesis Reference(s)
The Journal of Organic Chemistry, 43, p. 2417, 1978 DOI: 10.1021/jo00406a025
General Description
The Fries rearrangement of p-tolyl acetate has been investigated using the H-form of various zeolites as catalysts. Mechanism of photo-Fries rearrangement of p-tolyl acetate has been studied.
Flammability and Explosibility
Not classified
Safety Profile
Moderately toxic by ingestion and skin contact. Combustible liquid. When heated to decomposition it emits toxic smoke and irritating fumes.
Properties of P-TOLYL ACETATE
| Melting point: | 48.5 °C |
| Boiling point: | 210-211 °C(lit.) |
| Density | 1.047 g/mL at 25 °C(lit.) |
| vapor pressure | 21.864Pa at 25℃ |
| FEMA | 3073 | P-TOLYL ACETATE |
| refractive index | n |
| Flash point: | 194 °F |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | Insoluble in water |
| form | powder to lump to clear liquid |
| color | White or Colorless to Almost white or Almost colorless |
| Specific Gravity | 1.052 (20/4℃) |
| Odor | at 1.00 % in dipropylene glycol. narcissus phenolic animal |
| Water Solubility | 1.195g/L at 25℃ |
| JECFA Number | 699 |
| CAS DataBase Reference | 140-39-6(CAS DataBase Reference) |
| NIST Chemistry Reference | Acetic acid, 4-methylphenyl ester(140-39-6) |
| EPA Substance Registry System | Acetic acid, 4-methylphenyl ester (140-39-6) |
Safety information for P-TOLYL ACETATE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P501:Dispose of contents/container to..… |
Computed Descriptors for P-TOLYL ACETATE
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