4-Methyl-5-beta-hydroxyethyl thiazole
4-Methyl-5-thiazoleethanol
CAS: 137-00-8
Molecular Formula: C6H9NOS
4-Methyl-5-beta-hydroxyethyl thiazole - Names and Identifiers
| Name | 4-Methyl-5-thiazoleethanol |
| Synonyms | Sulfurol 4-Methyl-5-thiazole 4-methyl-5-thiazoleethano METHYLHYDROXYETHYLTHIAZOLE 4-Methylthiazol-5ylethanol 4-Methyl-5-thiazoleethanol 4-Methyl-5-hydroethylthiazole 2-(4-Methyl-5-thiazolyl)-ethanol 5-Hydroxyethyl-4-methyl thiazole 4-methyl-5-hydroxyethyl-thiazole 4-methylthiazole-5-thiazoleethanol 4-Methyl-5(β-hydroxyethyl) thiazole 5-(2-Hydroxyethyl)-4-methylthiazole 2-(4-methyl-1,3-thiazol-5-yl)ethanol 4-Methyl-5-(β-hydroxyethyl))thiazole 4-Methyl-5-beta-hydroxyethyl thiazole 4-Methyl-5-(2'-hydroxyethyl)-thiazole 4-Methyl-5-beta-hydroxyxyethylthiazole 4-methyl-5-beta-hydroxyxyethyl thiazole sulfurol,4-methyl-5-hydroxyethyl-thiazole 5-(2-Hydroxyethyl)-3-methylthiazole~Sulfurol |
| CAS | 137-00-8 |
| EINECS | 205-272-6 |
| InChI | InChI=1/C6H9NOS/c1-5-6(2-3-8)9-4-7-5/h4,8H,2-3H2,1H3 |
| InChIKey | BKAWJIRCKVUVED-UHFFFAOYSA-N |
4-Methyl-5-beta-hydroxyethyl thiazole - Physico-chemical Properties
| Molecular Formula | C6H9NOS |
| Molar Mass | 143.21 |
| Density | 1.196g/mLat 25°C(lit.) |
| Boling Point | 135°C7mm Hg(lit.) |
| Flash Point | >230°F |
| JECFA Number | 1031 |
| Solubility | alcohol: soluble(lit.) |
| Vapor Presure | 0.00297mmHg at 25°C |
| Appearance | liquid (clear, viscous) |
| Specific Gravity | 1.196 |
| Color | deep yellow |
| Odor | meaty, roasted odor |
| Merck | 14,6126 |
| BRN | 114249 |
| pKa | 14.58±0.10(Predicted) |
| Storage Condition | 2-8°C |
| Sensitive | Stench |
| Refractive Index | n20/D 1.550(lit.) |
| Physical and Chemical Properties | Light yellow to tan transparent liquid |
| Use | For nuts, dairy products, meat products, etc., used as pharmaceutical intermediates |
4-Methyl-5-beta-hydroxyethyl thiazole - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | 24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 13 |
| TSCA | Yes |
| HS Code | 29341000 |
| Hazard Note | Irritant/Stench |
4-Methyl-5-beta-hydroxyethyl thiazole - Upstream Downstream Industry
| Raw Materials | Methanethioamide |
4-Methyl-5-beta-hydroxyethyl thiazole - Reference Information
| FEMA | 3204 | 4-METHYL-5-THIAZOLEETHANOL |
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Introduction | 4-methyl-5-(beta-hydroxyethyl) the thiazole can be obtained by a reduction reaction of 4-methyl-5-acetic acid ethyl ester with tetrahydrolithium aluminum. Alternatively, the desired product may be obtained by condensation cyclization of α-Chloroacetyl-propanol with thiocarbamamide and subsequent action of hydrogen peroxide. |
| Application | GB 2760-96 4-methyl -5-(beta-hydroxyethyl) thiazole is a food flavor that is temporarily allowed to be used. 4-methyl -5-(beta-hydroxyethyl) thiazole can be used as beverages, candy, baked goods, ice cream, dairy products, seafood, chicken flavor, meat, soup, beef dairy products, for the preparation of food flavor such as cereal products. |
| content analysis | determined by gas chromatography (GT-10-4) using a non-polar column method. |
| toxicity | GRAS(FEMA). |
| usage limit | FEMA: soft drinks, cold drinks, candy, baked goods, jelly, pudding, gum, seasoning, meat products, meat soup, milk and dairy products, cereal products, all 55.0mg/kg. |
| Use | GB 2760-96 is defined as temporary allowed use of food spices. used for nuts, dairy products, meat products, etc., used as pharmaceutical intermediates can be used for the preparation of chocolate, milk, nut flavor. |
| production method | is obtained by reducing ethyl 4-methylthiazole 5-acetate with lithium aluminum hydride. |
Last Update：2024-04-09 15:16:44
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Raw Materials for 4-Methyl-5-beta-hydroxyethyl thiazole