4-Methyl-5-thiazolylethyl acetate
Synonym(s):4-Methyl-5-thiazolylethyl acetate;Sulfurol acetate;Sulfuryl acetate
- CAS NO.：656-53-1
- Empirical Formula: C8H11NO2S
- Molecular Weight: 185.24
- MDL number: MFCD00005338
- EINECS: 211-515-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-10-24 21:11:45
What is 4-Methyl-5-thiazolylethyl acetate?
Description
May be prepared from 2-methylthio-4-methyl-5-(2-acetoxyethyl)- thiazole and AlHg; by dehydrogenation with sulfur at 130°C of the (i-acetyl derivative of 4-methyl-5-(P-hydroxyethyl)-3-thiazoline.
Chemical properties
Colorless to light yellow liqui
Chemical properties
4-Methyl-5-thiazoleethanol acetate has an odor reminiscent of meat.
The Uses of 4-Methyl-5-thiazolylethyl acetate
4-Methyl-5-thiazolylethyl Acetate is used in biological study for research on contribution of oxidized tallow to aroma characteristics of beeflike process flavor assessed by gas chromatography-mass spectrometry and partial least squares regression.
Preparation
From 2-methylthio-4-methyl-5-(2-acetohxyethyl)-thiazole and AlHg; by dehydrogenation with sulfur at 130°C of the β-acetyl derivative of 4-methyl-5-(β-hydroxyethyl)-3-thiazoline
Definition
ChEBI: 5-(2-Hydroxyethyl)-4-methylthiazole acetate is a member of thiazoles.
Taste threshold values
Taste characteristics at 10 ppm: meaty, brothy, bready and brown with a beefy, bloody and chicken note.
Properties of 4-Methyl-5-thiazolylethyl acetate
| Melting point: | 112 °C |
| Boiling point: | 117-118 °C6 mm Hg(lit.) |
| Density | 1.147 g/mL at 25 °C(lit.) |
| refractive index | n |
| FEMA | 3205 | 4-METHYL-5-THIAZOLEETHANOL ACETATE |
| Flash point: | >230 °F |
| storage temp. | 2-8°C |
| form | Liquid |
| pka | 3.26±0.10(Predicted) |
| Specific Gravity | 1.147 |
| color | Clear brown |
| Odor | at 100.00 %. meaty beef juice beef gravey |
| JECFA Number | 1054 |
| CAS DataBase Reference | 656-53-1(CAS DataBase Reference) |
| EPA Substance Registry System | 5-Thiazoleethanol, 4-methyl-, acetate (ester) (656-53-1) |
Safety information for 4-Methyl-5-thiazolylethyl acetate
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. |
Computed Descriptors for 4-Methyl-5-thiazolylethyl acetate
| InChIKey | CRTCWNPLKVVXIX-UHFFFAOYSA-N |
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