Thiazole, 5-methyl-
5-methylthiazole
CAS: 3581-89-3
Molecular Formula: C4H5NS
Thiazole, 5-methyl- - Names and Identifiers
| Name | 5-methylthiazole |
| Synonyms | 5-methylthiazole 5-METHYLTHIAZOLE Thiazole, 5-methyl- 5-Methyl-1,3-thiazole 5-methyl-1,3-thiazole |
| CAS | 3581-89-3 |
| EINECS | 626-260-0 |
| InChI | InChI=1/C4H5NS/c1-4-2-5-3-6-4/h2-3H,1H3 |
| InChIKey | RLYUNPNLXMSXAX-UHFFFAOYSA-N |
Thiazole, 5-methyl- - Physico-chemical Properties
| Molecular Formula | C4H5NS |
| Molar Mass | 99.15 |
| Density | 1.12 g/mL at 25 °C (lit.) |
| Melting Point | -40.3°C |
| Boling Point | 141-142 °C/745 mmHg (lit.) |
| Flash Point | 108°F |
| Water Solubility | Insoluble in water. |
| Vapor Presure | 7.069mmHg at 25°C |
| Appearance | Transparent liquid |
| Color | Clear colorless to pale yellow |
| BRN | 104674 |
| pKa | pK1:3.03(+1) (25°C,μ=0.1) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | n20/D 1.528(lit.) |
| MDL | MFCD00005335 |
| Use | A chemical building block. |
Thiazole, 5-methyl- - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R10 - Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| UN IDs | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| Hazard Class | 3 |
| Packing Group | III |
Thiazole, 5-methyl- - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
Last Update：2024-04-09 20:52:54
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