Sulfurol, 4-Methyl-5-thiazoleethanol (Milk) (FEMA-3204)
This product is not a finished fragrance or flavor. It is a single aroma chemical that provides a specific scent character determined by its chemical structure. It is intended to be used only as a raw material for creating fragrance or flavor formulations, or for other research and development purposes.
Sulfurol (4‑Methyl‑5‑thiazoleethanol, FEMA 3204) has a creamy milky–sulfur nuance with caramelized, lactonic warmth. In traces it enriches dairy, caramel, cocoa and coffee accords and softens harsh roasted notes.
Fragrance Family: Milky/Caramel/Sulfurous
Top Notes: Milky, Sulfurous, Caramel hint
Heart Notes: Lactonic, Cocoa, Coffee
Base Notes: Warm, Soft, Sweet
Applications:
- Fine Fragrance: typical 0.005%, range 0.001–0.050%
- Body Care Products: typical 0.003%, range 0.0005–0.020%
- Home Care Products: typical 0.005%, range 0.001–0.050%
- Candles & Diffusers: typical 0.010%, range 0.002–0.050%
IFRA Restrictions:
Refer to the latest IFRA Standards for applicable categories.
Allergen Declaration (EU):
Not determined. Consult IFRA/SDS for allergen listing.
Storage: Store in a cool, dry place away from direct sunlight and heat sources. Keep container tightly closed.
Shelf Life: 24–36 months when stored properly
CAS Number: 137-00-8
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| Test Name | Specification |
|---|---|
| Appearance | Colorless to pale yellow, turning into a brown viscous liquid with aging |
| Odour | Beef, nut |
| Refractive Index (20C) | 1.540-1.556 |
| Specific Gravity (25/25C) | 1.196-1.210 |
| Purity by GC (%) | 98.0-100.0 |
| Acid Value (mg KOH/g) | 3 Max |
| Other Names |
|---|
| hemineurine |
| 5-hydroxyethyl-4-methyl thiazole |
| 5,2-hydroxyethyl-4-methyl thiazole |
| 5-hydroxyethyl-4-methylthiazole |
| 5-(2-hydroxyethyl)-4-methyl thiazole |
| 5-(beta-hydroxyethyl)-4-methyl thiazole |
| 5-(2-hydroxyethyl)-4-methylthiazole |
| 2-(4-methyl thiazol-5-yl) ethanol |
| methyl thiazolyl ethanol |
| 2-(4-methyl-1,3-thiazol-5-yl)ethanol |
| 4-methyl-5-(2-hydroxyethyl) thiazole |
| 4-methyl-5-(2-hydroxyethyl)-thiazole |
| 4-methyl-5-(2'-hydroxyethyl)-thiazole |
| 4-methyl-5-beta-hydroxyethyl thiazole |
| 4-methyl-5-hydroxethyl thiazole |
| 4-methyl-5-hydroxy ethyl thiazole |
| 4-methyl-5-thiazole ethanol |
| 4-methyl-5-thiazoleethanol |
| 4-methyl-5-thiazoleethanol (extra) |
| 4-methyl-5-thiazolyl ethanol |
| 4-methyl-5-thiazolylethanol |
| 2-(4-methylthiazol-5-yl)ethanol |
| 4-methylthiazol-5ylethanol |
| 2-(4-methylthiazole-5-yl)ethanol |
| quesote |
| quesote 10% ETOH natural |
| quesote 10% in TEC natural |
| sulfulin |
| sulfurol |
| sulfurol (4 methyl 5 thiazolethanol) (bean odor) |
| sulfurol (4 methyl 5 thiazolethanol) (fruity odor) |
| sulfurol (4 methyl 5 thiazolethanol) (meat odor) |
| sulfurol AP |
| sulfurol meaty |
| sulfurol milky |
| sulfurol RD |
| sulfurol SD |
| thiazole, 4-methyl-5-(2-hydroxyethyl)- |
| thiazole, 4-methyl-5-hydroxyethyl- |
| thiazole, 5-(2-hydroxyethyl)-4-methyl- |
| 5-thiazoleethanol, 4-methyl- |
