| 4-Methyl-5-vinylthiazole Basic information |
| Product Name: | 4-Methyl-5-vinylthiazole |
| Synonyms: | 4-Methyl-5-vinyl-1,3-thiazole;4-methyl-5-vinyl-thiazol;5-ethenyl-4-methyl-thiazol;Thiazole, 4-methyl-5-vinyl-;VINYLSULFUROL;5-ETHENYL-4-METHYL-1,3-THIAZOLE;5-ETHENYL-4-METHYLTHIAZOLE;5-VINYL-4-METHYLTHIAZOLE |
| CAS: | 1759-28-0 |
| MF: | C6H7NS |
| MW: | 125.19 |
| EINECS: | 217-160-4 |
| Product Categories: | Building Blocks;C3 to C7;Chemical Synthesis;Heterocyclic Building Blocks;Building Blocks;Heterocyclic Building Blocks;Thiazoles;Alphabetical Listings;Flavors and Fragrances;M-N;thiazole Flavor |
| Mol File: | 1759-28-0.mol |
 |
| 4-Methyl-5-vinylthiazole Chemical Properties |
| Melting point | -15 °C (lit.) |
| Boiling point | 78-80 °C/25 mmHg (lit.) |
| density | 1.093 g/mL at 25 °C (lit.) |
| FEMA | 3313 | 4-METHYL-5-VINYLTHIAZOLE |
| refractive index | n20/D 1.568(lit.) |
| Fp | 159 °F |
| storage temp. | Inert atmosphere,2-8°C |
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| pka | 3.17±0.10(Predicted) |
| form | liquid |
| Specific Gravity | 1.093 |
| color | Dark Yellow |
| Odor | at 0.10 % in dipropylene glycol. musty nutty root vegetable cocoa |
| Odor Type | nutty |
| JECFA Number | 1038 |
| BRN | 107867 |
| Stability: | Light and Temperature Sensitive |
| LogP | 1.38 |
| CAS DataBase Reference | 1759-28-0(CAS DataBase Reference) |
| NIST Chemistry Reference | Thiazole, 5-ethenyl-4-methyl-(1759-28-0) |
| EPA Substance Registry System | 4-Methyl-5-vinylthiazole (1759-28-0) |
| Safety Information |
| Hazard Codes | Xn |
| Risk Statements | 22-36/37/38-20/21/22 |
| Safety Statements | 26-36-36/37/39 |
| RIDADR | UN2810 |
| WGK Germany | 3 |
| RTECS | XJ5104000 |
| TSCA | Yes |
| HazardClass | 6.1 |
| PackingGroup | III |
| HS Code | 29349990 |
| Provider | Language |
|---|---|
| 4-Methyl-5-vinylthiazole | English |
| SigmaAldrich | English |
| ACROS | English |
| ALFA | English |
| 4-Methyl-5-vinylthiazole Usage And Synthesis |
| Chemical Properties | CLEAR YELLOW TO BROWN LIQUID |
| Chemical Properties | 4-Methyl-5-vinylthiazole has a nutty, cocoa odor. |
| Occurrence | Reported found in cocoa aroma, yellow passion fruit aroma, garlic, pork, cognac, roasted filberts and soursop. |
| Uses | 4-Methyl-5-vinylthiazole is found in flowers and is highly attractive to both male and female beetles of three species of the genus Cyclocephala, pollinators of the studied plant taxa. |
| Taste threshold values | Taste characteristics at 20 ppm: nutty, musty, earthy, cocoa powder-like |
| General Description | 4-Methyl-5-vinylthiazole is a nitrogen and sulphur-containing heterocyclic compound, present in the species of Annona (magnoliids, Annonaceae) and Caladium bicolor (monocots, Araceae). It is extremely attractive to both male and female beetles of three species of the genus Cyclocephala. |
| 4-Methyl-5-vinylthiazole Preparation Products And Raw materials |