2-Isobutylthiazole
Aroma Chemical Top Note CAS 18640-74-9
A sharp green note with a wasabi and tomato leaf character and a metallic edge. Earthy and natural, it adds a vegetal green lift to compositions.
Odor profile
| Note | Top Note |
| Descriptor 1 | Green |
| Descriptor 2 | Earthy |
| Descriptor 3 | Metallic |
| Tenacity2 | 1 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 18640-74-9 |
| INCI Name | Isobutylthiazole |
| Category | Aroma Chemical |
| Formula | C7H11NS |
| Mol. Weight | 141.24 |
| IUPAC Name | 2-(2-methylpropyl)-1,3-thiazole |
| InChIKey | CMPVUVUNJQERIT-UHFFFAOYSA-N |
Synonyms
2-iso butyl-1,3-thiazole, iso butyl-2 thiazole, 2-iso butylthiazole, iso butylthiazole, 2-(2-methyl propyl) thiazole, 2-(2-methylpropyl)-1,3-thiazole, 2-(2-methylpropyl)thiazole, thiazole, 2-(2-methylpropyl)-, thiazole, 2-isobutyl-, thiazyl (PFW), thiazyl 1% DPG (PFW), thiazyl 1% in DPG (PFW), tomato leaf thiazole
Physical and chemical data
| Boiling Point | 174.00 °C |
| Flash Point | 57.22 °C |
| Density | 0.99500 |
| Refractive Index | 1.49400 |
| Vapor Pressure | 1.091000 mmHg @ 25.00 C. (est) |
| LogP | 1.715 |
| Solubility | alcohol; water, 255.2 mg/L @ 25 C (est); stable in most media |
| Appearance | colorless to pale yellow clear liquid |
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.