Trimethyl thiazole
2,4,5-Trimethylthiazole
CAS: 13623-11-5
Molecular Formula: C6H9NS
Trimethyl thiazole - Names and Identifiers
| Name | 2,4,5-Trimethylthiazole |
| Synonyms | FEMA 3325 FEMA NUMBER 3325 TRIMETHYLTHIAZOLE Trimethyl thiazole 2,4,5-trimethyl-thiazol 2,4,5-Trimethylthiazole 2,4,5-TRIMETHYLTHIAZOLE TRIMETHYL(2,4,5-) THIAZOLE 2,4,5-Trimethyl-1,3-thiazole |
| CAS | 13623-11-5 |
| EINECS | 237-107-9 |
| InChI | InChI=1/C6H9NS/c1-4-5(2)8-6(3)7-4/h1-3H3 |
Trimethyl thiazole - Physico-chemical Properties
| Molecular Formula | C6H9NS |
| Molar Mass | 127.207 |
| Density | 1.051g/cm3 |
| Melting Point | -32.4°C |
| Boling Point | 168.7°C at 760 mmHg |
| Flash Point | 56.1°C |
| Vapor Presure | 2.11mmHg at 25°C |
| Appearance | Morphological liquid |
| pKa | pK1:4.55 (25°C,μ=0.1) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
| Refractive Index | 1.527 |
| Physical and Chemical Properties | Liquid, with chocolate flavor. boiling point 167 ℃ relative density 1.013g/cm3 refractive index 1.5090 |
| Use | Used as a fragrance intermediate, organic synthesis reagent |
Trimethyl thiazole - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 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. S37/39 - Wear suitable gloves and eye/face protection |
| UN IDs | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29339900 |
| Hazard Class | 3.2 |
| Packing Group | III |
Trimethyl thiazole - Upstream Downstream Industry
Trimethyl thiazole - Uses and synthesis methods
Toxicity
GRAS(FEMA).
use limited
FEMA(mg/kg): cold drinks, candy, 2.0; Seasonings, pickles, meat products, meat soup, 6.0.
production method
It is decarboxylated from 2, 4-dimethylthiazol-5-acetic acid.
It is formed by the reaction of methyl-α-bromoethyl ketone and acetamide under the catalysis of phosphorus pentoxide.
Last Update：2024-04-09 21:21:28
Trimethyl thiazole - Nature
| FEMA | 3325 | 2,4,5-TRIMETHYLTHIAZOLE |
| Specific gravity | 1.311.013 |
| JECFA Number | 1036 |
| BRN | 107148 |
| NIST chemical information | Thiazole, 2,4,5-trimethyl-(13623-11-5) |
| EPA chemical information | Thiazole, trimethyl- (13623-11-5) |
Last Update：2024-04-09 18:58:34
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View History
Trimethyl thiazole
trans,trans-3,7-Dimethyl-10-isopropylidene-3,7-cyclodecadien-1-one
argutone
1-octene-3-one
2,3-DINITROBENZOIC ACID
2,2-Cryptand
Cumene hydroperoxide
disodium dodecyl(sulphonatophenoxy)benzenesulphonate
阿昔洛韦侧链
葡萄糖酸氯已定
trans,trans-3,7-Dimethyl-10-isopropylidene-3,7-cyclodecadien-1-one
argutone
1-octene-3-one
2,3-DINITROBENZOIC ACID
2,2-Cryptand
Cumene hydroperoxide
disodium dodecyl(sulphonatophenoxy)benzenesulphonate
阿昔洛韦侧链
葡萄糖酸氯已定
Raw Materials for Trimethyl thiazole
2,5-Dihydro-alpha-2,4,5-tetramethyl-2-thiazolemethanethiolo]
(2,4-DIMETHYL-THIAZOL-5-YL)-ACETIC ACID
Tetramethylpyrazine
2,4,5-TRIMETHYLOXAZOLE
5-BROMO-2,4-DIMETHYL-1,3-THIAZOLE
N-(1-methyl-2-oxopropyl)acetamide
CHLORIDE STANDARD
3-Ethyl-2,5-diMethylpyrazine
(2,4-DIMETHYL-THIAZOL-5-YL)-ACETIC ACID
Tetramethylpyrazine
2,4,5-TRIMETHYLOXAZOLE
5-BROMO-2,4-DIMETHYL-1,3-THIAZOLE
N-(1-methyl-2-oxopropyl)acetamide
CHLORIDE STANDARD
3-Ethyl-2,5-diMethylpyrazine
Downstream Products for Trimethyl thiazole