China (Mainland)
5-(2-hydroxyethyl)-4-methylthiazole CAS NO.137-00-8
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- Min.Order: 1 Kilogram
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- Available Specifications:
98(0-25)Kilogram98(1-100)Kilogram
- Product Details
Keywords
- 5-(2-hydroxyethyl)-4-methylthiazole
- 137-00-8
- High Cost-Effective
Quick Details
- ProName: 5-(2-hydroxyethyl)-4-methylthiazole
- CasNo: 137-00-8
- Molecular Formula: C6H9NOS
- Appearance: ask
- Application: intermediates
- DeliveryTime: Within 3 days after payment
- PackAge: foil aluminium bag/vacuum packing
- Port: shanghai
- ProductionCapacity: 130 Kilogram/Week
- Purity: 85.0-99.8%
- Storage: Keep in dry and cool condition
- Transportation: by air or by sea
- LimitNum: 1 Kilogram
- Boiling Point: 135oC (7 torr)
- Density: 1.19
- Storage Temp: Store in a cool
- Flash Point: dry
- Stability: well-ventilated area away from incompa...
- Appearance: 109.7oC
- Vapor Pressure: Stable under normal temperatures and p...
- Refractive Index: Colorless to light yellow liquid
- Safety Statements: 0.00297mmHg at 25°C
- HS Code: 1.548-1.551
Superiority
Product Name: 5-(2-Hydroxyethyl)-4-methylthiazole
Synonyms: A875 Cell;4-Methyl-5-thiazoleethanol, 98% 100ML;5-(2-HYDROXYETHYL)-4-METHYLTHIAZOLE FOR;Methyl-5-thiazoleetha;4- Methyl-5- thiazolealcohol;Methyl-5-hydroxyethyl thiazole;5-(2-Hydroxyethyl)-4-methylthiazole in stock Factory;5-Hydroxyethyl-4-methylthiazol 4-Methyl-5-(β-hydroxyethyl)thiazole
CAS: 137-00-8
MF: C6H9NOS
MW: 143.21
EINECS: 205-272-6
Product Categories: -;alcohol;Thiazole;Alkohols;thiazole Flavor
Mol File: 137-00-8.mol
5-(2-Hydroxyethyl)-4-methylthiazole Structure
5-(2-Hydroxyethyl)-4-methylthiazole Chemical Properties
Boiling point 135 °C7 mm Hg(lit.)
density 1.196 g/mL at 25 °C(lit.)
refractive index n20/D 1.550(lit.)
FEMA 3204 | 4-METHYL-5-THIAZOLEETHANOL
Fp >230 °F
storage temp. Store below +30°C.
solubility alcohol: soluble(lit.)
form liquid (clear, viscous)
color deep yellow
Specific Gravity 1.196
Odor meaty, roasted odor
Sensitive Stench
JECFA Number 1031
Merck 14,6126
BRN 114249
InChIKey BKAWJIRCKVUVED-UHFFFAOYSA-N
CAS DataBase Reference 137-00-8(CAS DataBase Reference)
NIST Chemistry Reference 5-Thiazoleethanol, 4-methyl-(137-00-8)
EPA Substance Registry System 5-Thiazoleethanol, 4-methyl-(137-00-8)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36-24/25-7/9
RIDADR UN 3334
WGK Germany 3
F 13
Hazard Note Irritant/Stench
TSCA Yes
HS Code 29341000
MSDS Information
Provider Language
5-(2-Hydroxyethyl)-4-methylthiazole English
SigmaAldrich English
ACROS English
ALFA English
5-(2-Hydroxyethyl)-4-methylthiazole Usage And Synthesis
Content analysis It was determined by gas chromatography (GT-10-4) using a nonpolar column method.
Toxicity GRAS (FEMA)
Usage limit FEMA soft drinks, cold drinks, candy, baked goods, jelly, pudding, jelly sugar, seasonings, meat products, meat soup, milk and dairy products as well as cereal product: 55.0mg/kg.
Chemical properties It appears as colorless to pale yellow viscous oily liquid. The color will turn dark after being subject to long-term storage. It emit unpleasant thiophene compound odor with high dilution generating nut aroma. The boiling point is 103 ° C (133 Pa), or 135 ° C (933 Pa). It is easily soluble in water, soluble in ethanol, ether, benzene and chloroform.
Application
Used as temporarily allowable food spices;
For nuts, dairy products, meat products, etc., as pharmaceutical intermediates;
Used for the deployment of chocolate, milk and nuts
Preparation It is obtained from the reduction of 4-methyl thiazole 5-ethyl acetate reduction with lithium aluminum hydride.
Description 4-Methy 1-5-thiazoleethanol has the characteristic disagreeable odor of thiazole compounds. It is somewhat pleasant and nut-like on extreme dilution. It may be prepared by reduction of ethyl- 4-methylthiazole-5-acetate using LiAlH4; by condensation of thioformamide with bromoacetopropanol or with y,y-dichloro-y,ydiacetodipropyl ether.
Chemical Properties 4-Methyl-5-thiazoleethanol has a disagreeable odor typical of thiazole compounds; somewhat pleasant, reminiscent of beef and nut-like, on extreme dilution
Chemical Properties Colorless to light yellow liqui
Occurrence Reported found in grilled and roasted beef, cognac, brandy, Finnish whiskey, cocoa, peanuts, beans and malt.
Preparation By reduction of ethyl-4-methylthiazole-5-acetate using LiAlH4; by condensation of thioformamide with bromoacetopropanol or with γ, y-dichloro-γ,γ-diacetodipropyl ether
Definition ChEBI: A 1,3-thiazole that is thiazole substituted by a methyl group at position 4 and a 2-hydroxyethyl group at position 5.
Taste threshold values Taste characteristics at 20 ppm: meaty, brothy, roasted, metallic and nutty.
Details
WGK Germany:3
Risk Statements:R36/37/38
Hazard Codes:Xi:Irritant
CAS No.:137-00-8
Synonyms:View More4-Methyl-5-thiazole; FEMA NUMBER 3204; Hemineurine; thiaminethiazole; SULFUROL; 4-methyl-5-thiazoleethanol; FEMA 3204; SULPHUROL ENHANCER; MHT;
Formula:C6H9NOS
Exact Mass:143.04000
Molecular Weight:143.20700
PSA:61.36000
LogP:0.98630
| 5-(2-hydroxyethyl)-4-methylthiazole | |
| CAS No.: | 137-00-8 |
|---|---|
| Synonyms: | |
| Formula: | C6H9NOS |
| Exact Mass: | 143.04000 |
| Molecular Weight: | 143.20700 |
| PSA: | 61.36000 |
| LogP: | 0.98630 |
|
Properties
|
|
| Boiling Point: | 135oC (7 torr) |
|---|---|
| Density: | 1.19 |
| Storage Temp: | Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed. |
| Flash Point: | 109.7oC |
| Stability: | Stable under normal temperatures and pressures. |
| Appearance: | Colorless to light yellow liquid |
| Vapor Pressure: | 0.00297mmHg at 25C |
| Refractive Index: | 1.548-1.551 |
|
Safety Info
|
|
| Safety Statements: | S24/25 |
|---|---|
| HS Code: | 29341000 |
| WGK Germany: | 3 |
| Risk Statements: | R36/37/38 |
| Hazard Codes: | Xi:Irritant |
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