5-(2-Hydroxyethyl)-4-methylthiazole

ChemicalBook > CAS DataBase List > 5-(2-Hydroxyethyl)-4-methylthiazole

5-(2-Hydroxyethyl)-4-methylthiazole

Content analysis Toxicity Usage limit FEMA Chemical properties Application Preparation

Product Name: 5-(2-Hydroxyethyl)-4-methylthiazole
CAS No.: 137-00-8
Chemical Name: 5-(2-Hydroxyethyl)-4-methylthiazole
Synonyms: SULFUROL;4-METHYL-5-THIAZOLEETHANOL;2-(4-METHYLTHIAZOL-5-YL)ETHANOL;MHT;FEMA 3204;Sulfurol(Meat);4-METHYL-5-THIAZOLETHANOL;METHYLHYDROXYETHYLTHIAZOLE;5-THIAZOLEETHANOL,4-METHYL;eethanoL
CBNumber: CB6127677
Molecular Formula: C6H9NOS
Formula Weight: 143.21
MOL File: 137-00-8.mol

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5-(2-Hydroxyethyl)-4-methylthiazole Property

Melting point:: <25 °C
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
Flash point:: >230 °F
storage temp.: 2-8°C
solubility: alcohol: soluble(lit.)
form: liquid (clear, viscous)
pka: 14.58±0.10(Predicted)
color: deep yellow
Specific Gravity: 1.196
Odor: meaty, roasted odor
Odor Type: meaty
Sensitive: Stench
JECFA Number: 1031
Merck: 14,6126
BRN: 114249
InChIKey: BKAWJIRCKVUVED-UHFFFAOYSA-N
LogP: 0.04
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)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 24/25
WGK Germany: 3
F: 13
Hazard Note: Irritant/Stench
TSCA: Yes
HS Code: 29341000

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: W320404
Product name: 4-Methyl-5-thiazoleethanol
Purity: ≥98%, FG
Packaging: 250g
Price: $219
Updated: 2024/03/01

Sigma-Aldrich

Product number: W320404
Product name: 4-Methyl-5-thiazoleethanol
Purity: ≥98%, FG
Packaging: 1kg
Price: $477
Updated: 2024/03/01

Sigma-Aldrich

Product number: W320404
Product name: 4-Methyl-5-thiazoleethanol
Purity: ≥98%, FG
Packaging: 5kg
Price: $1290
Updated: 2024/03/01

Sigma-Aldrich

Product number: W320404
Product name: 4-Methyl-5-thiazoleethanol
Purity: ≥98%, FG
Packaging: 10Kg
Price: $1560
Updated: 2024/03/01

Sigma-Aldrich

Product number: PHR3365
Product name: 5-(2-Hydroxyethyl)-4-methylthiazole
Purity: certified reference material, pharmaceutical secondary standard
Packaging: 50MG
Price: $634
Updated: 2024/03/01

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5-(2-Hydroxyethyl)-4-methylthiazole Chemical Properties,Usage,Production

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.

Uses

4-Methyl-5-thiazoleethanol has been used in the synthesis of novel thiazolium halogenide ionic liquids.

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.

General Description

4-Methyl-5-thiazoleethanol is a sulfur-containing heterocyclic flavor compound that is reported to occur in Comté cheese and Panax ginseng.

5-(2-Hydroxyethyl)-4-methylthiazole Preparation Products And Raw materials

Raw materials

4-Methylthiazole THIOFORMAMIDE Lithium Aluminum Hydride

Preparation Products

2-[2-(4-Fluorophenyl)-2-oxo-1-phenylethyl]-4-methyl-3-oxo-N-phenylpentanamide

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View Lastest Price from 5-(2-Hydroxyethyl)-4-methylthiazole manufacturers

Hebei Dangtong Import and export Co LTD

Product: 5-(2-Hydroxyethyl)-4-methylthiazole 137-00-8
Price: US $1070.00-1050.00/kilograms
Min. Order: 10kilograms
Purity: 99%
Supply Ability: 100tons
Release date: 2023-02-15

Ouhuang Engineering Materials (Hubei) Co., Ltd

Product: 5-(2-Hydroxyethyl)-4-methylthiazole 137-00-8
Price: US $20.00/kg
Min. Order: 1kg
Purity: 99.9%
Supply Ability: 200000kg
Release date: 2024-04-28

Henan Bao Enluo International TradeCo.，LTD

Product: 5-(2-Hydroxyethyl)-4-methylthiazole 137-00-8
Price: US $10.00/kg
Min. Order: 1kg
Purity: 99.99%
Supply Ability: 50000tons
Release date: 2023-06-27

137-00-8, 5-(2-Hydroxyethyl)-4-methylthiazoleRelated Search:

4-Methyl-5-thiazolylethyl acetate METHYL (2,4-DIPHENYLTHIAZOL-5-YL)ACETATE Thiamine nitrate Cocarboxylase tetrahydrate 3-[(4-Amino-2-methyl-5-pyrimidinyl)methyl]-5-(2-hydroxyethyl)-4-methylthiazolium dodecyl sulfate THIAMINE MONOPHOSPHATE CHLORIDE Cocarboxylase Thiamine chloride tert-Butyl (4R,6R)-2-[[[6-(2-4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxan-4-yl]acetate 5-(2-Hydroxyethyl)-4-methylthiazole 3-BENZYL-5-(2-HYDROXYETHYL)-4-METHYLTHIAZOLIUM CHLORIDE 1-Methyl-L-histidine 3-(4-amino-2-methylpyrimidin-5-ylmethyl)-5-(2-hydroxyethyl)-4-methylthiazole-2(3h)-thion 4-Methylthiazole Thiazole 5-(1-hydroxyethyl)-4-methylthiazole 3,4-DIMETHYL-5-(2-HYDROXYETHYL)THIAZOLIUM IODIDE 2-(2,4-DIPHENYL-1,3-THIAZOL-5-YL)ACETIC ACID

METHYLHYDROXYETHYLTHIAZOLE

4-methylthiazole-5-thiazoleethanol

sulfurol,4-methyl-5-hydroxyethyl-thiazole

4-Methyl-5-thiazole

4-Methyl-5-beta-hydroxyxyethylthiazole

4-methyl-5-thiazoleethano

4-Methylthiazol-5ylethanol

4-Methyl-5-hydroethylthiazole

5-(2-Hydroxyethyl)-3-methylthiazole

4-METHYL-5-THIAZOLEETHANOL 98+%

4-Methyl-5-thiazolylethanol

4-METHYL-5-THIAZOLEETHANOL PHARM GRADE 99%

4-METHYL-5-THIAZOLEETHANOL 98% FEMA NO.3204

4-METHYL-5-THIAZOLEETHANOL (5-(2-HYDROXYETHYL)-4-METHYLTHIAZOLE)

5-(2-Hydroxyethyl)-4-methylthiazole, Sulfurol

2-(4-Methylthiazole-5-yl)ethanol

4-Methylthiazole-5-ethanol

Sulfurol(Meat)

Sulfurol(Soybean) ≥99.0%

Sulfurol(meat) >=99.0%

4-Methyl-5-thiazoleethanol,5-(2-Hydroxyethyl)-4-methylthiazole, Sulfurol

4-Methyl-5-thiazoleethanole

2-(4-Methyl-1,3-thiazol-2-yl)ethan-1-ol

Sulfurol(Soybean)

Thiamine Impurity 17

5-(2-Hydroxyethyl)-4-methylthiazole in stock Factory

4-Hydroxyethyl-4-methylthiazole

4-Methyl-5-Hydroxyethyl Thiazole (Meaty, Beany & Milky)

5-(Hydroxyethyl)-4-methylthiazole

Hemineurine

MHT

thiaminethiazole

Thiazole, 5-(2-hydroxyethyl)-4-methyl

SULPHUROL ENHANCER

SULFUROL

FEMA 3204

FEMA NUMBER 3204

2-(4-METHYL-5-THIAZOYL) ETHANOL

2-(4-METHYL-5-THIAZOLE)ETHANOL

2-(4-METHYL-1,3-THIAZOL-5-YL)ETHAN-1-OL

2-(4-METHYLTHIAZOL-5-YL)ETHANOL

5-(2-HYDROXYETHYL)-4-METHYLTHIAZOLE

4-METHYL-5-THIAZOLEETHANOL

4-METHYL-5-BETA-HYDROXYETHYL THIAZOLE

4-Methyl-5-(2'-hydroxyethyl)-thiazole

4-METHYL-5-THIAZOLETHANOL

4-METHYL-5-HYDROXYETHYL THIAZOLE

5-THIAZOLEETHANOL,4-METHYL

4-Methyl-5-thiazoleethanol, 98% 100ML

5-(2-HYDROXYETHYL)-4-METHYLTHIAZOLE FOR

Methyl-5-thiazoleetha

4- Methyl-5- thiazolealcohol

Methyl-5-hydroxyethyl thiazole

5-Hydroxyethyl-4-methylthiazol 4-Methyl-5-(β-hydroxyethyl)thiazole

5-(2-Hydroxyethyl)-4-methylthiazole for synthesis

4-Methyl-5-hydroxyxyethyl thiazole

1-(4-methyl-5-thiazolyl)ethanol

-5-thiazoL