Isobutyl Quinoline
Aroma Chemical Base Note CAS 65442-31-1
A powerful leathery note with an earthy rooty character and a mossy vetiver facet. Animalic and dry, it is a key material for leather, chypre and masculine accords.
Odor profile
| Note | Base Note |
| Descriptor 1 | Herbal |
| Descriptor 2 | Leathery |
| Descriptor 3 | Smoky |
| Odor Impact1 | 750 |
| Tenacity1 | 168 h |
| Tenacity2 | 168 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Both tenacity figures are blotter life. The two labs use different evaluation protocols, so the numbers are not directly comparable — read them as two independent readings, not as a contradiction.
Identification
| CAS Number | 65442-31-1 |
| CAS 2 | 68198-80-1 |
| INCI Name | 6-tert-butylquinoline |
| Category | Aroma Chemical |
| Formula | C13H15N |
| Mol. Weight | 185.26 |
| IUPAC Name | 6-butan-2-ylquinoline |
| InChIKey | AUBLFWWZTFFBNU-UHFFFAOYSA-N |
Synonyms
6-Sec-Butylquinoline, Pyralone, iso butyl quinoline isomers, 6-(1-Methylpropyl)quinoline, Sec-butylquinoline, 6-butan-2-ylquinoline, iso butyl quinolene, 6-butyl quinoline, 6-sec-butyl quinoline, iso butyl quinoline 54, iso butyl quinoline pure, butyl quinoline secondary, (iso butyl) quinoline, 6-and 8-sec-butylquinoline (80/20), pyralone (Givaudan), 6-(1-methylpropyl)-, iso butyl quinoline, 6(or 8)-(sec-butyl)quinoline, 6-iso butylquinoline, 6-(2-methylpropyl)quinoline, 6-(2-methylpropyl)-, 6(or 8)-(2-methylpropyl)-, quinoline, quinoline, quinoline
Physical and chemical data
| Boiling Point | 288.30 °C |
| Density | 1.00700 |
| Refractive Index | 1.57700 |
| Vapor Pressure | 0.001300 mmHg @ 20.00 C. |
| LogP | 3.9 |
| Solubility | alcohol; water, 101 mg/L @ 20 C (exp); alcoholic lotion |
| Appearance | yellow to dark brown 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.