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5-Acetyl-2,4-dimethylthiazole

5-Acetyl-2,4-dimethylthiazole structure

CAS No.: 38205-60-6

Chemical Name:: 5-Acetyl-2,4-dimethylthiazole

Synonyms: 2,4-DIMETHYL-5-ACETYLTHIAZOLE;1-(2,4-DiMethylthiazol-5-yl)ethanone;FEMA 3267;nutty thiazole;FEMA NUMBER 3267;TIMTEC-BB SBB006624;5-ACETYL-2,4-DIMETHYLTHIAZOLE;5-Acetyl-2,4-dimethyltriazole;2,4-Dimethyl-5-acetylthiozole;2,4-DIMETHYL-5-ACETHYLTHIAZOLE

CBNumber:: CB4261142

Molecular Formula:: C7H9NOS

Molecular Weight:: 155.22

MDL Number:: MFCD00005331

MOL File:: 38205-60-6.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-28 03:28:36

Product description	Number	Pack Size	Price
2,4-Dimethyl-5-acetylthiazole ≥97%	W326704	1 each	$61.6
2,4-Dimethyl-5-acetylthiazole ≥97%	W326704	25g	$140
2,4-Dimethyl-5-acetylthiazole ≥97%	W326704	1kg	$1240
2,4-Dimethyl-5-acetylthiazole ≥97%	W326704	1 unit	$59.8
2,4-Dimethyl-5-acetylthiazole ≥97%	W326704	sample-k	$59.8
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5-Acetyl-2,4-dimethylthiazole Properties

Boiling point	228-230 °C (lit.)
Density	1.15 g/mL at 25 °C (lit.)
refractive index	n20/D 1.543(lit.)
FEMA	3267 \| 2,4-DIMETHYL-5-ACETYLTHIAZOLE
FLAVIS Number	15.011 \| 5-Acetyl-2,4-dimethylthiazole
Flash point	220 °F
storage temp.	2-8°C
pka	1.97±0.10(Predicted)
form	clear liquid
color	Light yellow to Brown
Specific Gravity	1.15
Odor	at 0.10 % in dipropylene glycol. meaty sulfurous nutty boiled meat
Odor Type	nutty
biological source	synthetic
JECFA Number	1055
BRN	120560
InChI	1S/C7H9NOS/c1-4-7(5(2)9)10-6(3)8-4/h1-3H3
InChIKey	BLQOKWQUTLNKON-UHFFFAOYSA-N
SMILES	CC(=O)c1sc(C)nc1C
LogP	1.01
Substances Added to Food (formerly EAFUS)	2,4-DIMETHYL-5-ACETYLTHIAZOLE
CAS DataBase Reference	38205-60-6(CAS DataBase Reference)
FDA UNII	PD36FU2WGY
NIST Chemistry Reference	5-Acetyl-2,4-dimethylthiazole(38205-60-6)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07,GHS08

Signal word

Danger

Hazard statements

H315-H319-H334-H335

Precautionary statements

P302+P352-P305+P351+P338

target organs

Respiratory system

PPE

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Hazard Codes

Xi,Xn

Risk Statements

36/37/38-43-22

Safety Statements

26-37/39-36/37/39

WGK Germany

HS Code

29349990

Storage Class

10 - Combustible liquids

Hazard Classifications

Eye Irrit. 2
Resp. Sens. 1
Skin Irrit. 2
STOT SE 3

NFPA 704

	1
2		0

5-Acetyl-2,4-dimethylthiazole price More Price(63)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	W326704	2,4-Dimethyl-5-acetylthiazole ≥97%	38205-60-6	1 each	$61.6	2026-04-30	Buy
Sigma-Aldrich	W326704	2,4-Dimethyl-5-acetylthiazole ≥97%	38205-60-6	25g	$140	2026-04-30	Buy
Sigma-Aldrich	W326704	2,4-Dimethyl-5-acetylthiazole ≥97%	38205-60-6	1kg	$1240	2026-04-30	Buy
Sigma-Aldrich	W326704	2,4-Dimethyl-5-acetylthiazole ≥97%	38205-60-6	1 unit	$59.8	2025-07-31	Buy
Sigma-Aldrich	W326704	2,4-Dimethyl-5-acetylthiazole ≥97%	38205-60-6	sample-k	$59.8	2024-03-01	Buy

Product number	Packaging	Price	Buy
W326704	1 each	$61.6	Buy
W326704	25g	$140	Buy
W326704	1kg	$1240	Buy
W326704	1 unit	$59.8	Buy
W326704	sample-k	$59.8	Buy

5-Acetyl-2,4-dimethylthiazole Chemical Properties,Uses,Production

Chemical Properties

Colorless to light yellow liqui

Chemical Properties

2,4-Dimethyl-5-acetylthiazole is a heterocyclic thiazole that has an odor of roasted nut or sulfur, as in boiled meat.

Uses

flavors and fragrances

Definition

ChEBI: 5-Acetyl-2,4-dimethylthiazole is a member of thiazoles.

Taste threshold values

Taste characteristics at 10 ppm: nutty, roasted, meaty and savory with woody and coffee nuances.

General Description

Conversion of 5-acetyl-2,4-dimethylthiazoleoxime by SeO₂ via deoximation to 5-acetyl-2,4-dimethylthiazole has been reported.

5-Acetyl-2,4-dimethylthiazole synthesis

Synthesis of 5-Acetyl-2,4-dimethylthiazole from Thioacetamide and 3-CHLORO-2,4-PENTANEDIONE

5-Acetyl-2,4-dimethylthiazole Preparation Products And Raw materials

Raw materials

Acetylacetone Sulfuryl chloride Ethanone, 1-(2,4-dimethyl-5-thiazolyl)-, oxime 2,4-Pentanedione, 1-chloro- 5-Thiazolemethanol, -alpha-,2,4-trimethyl-

3-broMopentane-2,4-dione 3-CHLORO-2,4-PENTANEDIONE Ethanol Acetamide Thioacetamide

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Preparation Products

2-Propen-1-one, 3-(dimethylamino)-1-(2,4-dimethyl-5-thiazolyl)-

5-Acetyl-2,4-dimethylthiazole Suppliers

Global( 338)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hebei Yanxi Chemical Co., Ltd.	+86-17531190177	faithe@yan-xi.com	China	5838	58
Hebei Chuanghai Biotechnology Co., Ltd	+86-17732866630	mina@chuanghaibio.com	China	18112	58
Henan Fengda Chemical Co., Ltd	+86-371-86557731 +86-13613820652	info@fdachem.com	China	20111	58
airuikechemical co., ltd.	+86-18353166132	sales02@airuikechemical.com	China	983	58
JINING XINHE CHEMICAL CO., LTD	+8615318402391	sales@xinhepharma.com	China	808	58
Hebei Zhuanglai Chemical Trading Co Ltd	+86-16264648883	niki@zlchemi.com	China	7239	58
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29626	60
Nanjing ChemLin Chemical Industry Co., Ltd.	025-83697070	product@chemlin.com.cn	CHINA	3004	60
career henan chemical co	+86-0371-86658258	sales@coreychem.com	China	29766	58
Jinan Finer Chemical Co., Ltd	+86-531-88989536 +86-15508631887	sales@finerchem.com	China	2949	58

Supplier	Advantage
Hebei Yanxi Chemical Co., Ltd.	58
Hebei Chuanghai Biotechnology Co., Ltd	58
Henan Fengda Chemical Co., Ltd	58
airuikechemical co., ltd.	58
JINING XINHE CHEMICAL CO., LTD	58
Hebei Zhuanglai Chemical Trading Co Ltd	58
Capot Chemical Co.,Ltd.	60
Nanjing ChemLin Chemical Industry Co., Ltd.	60
career henan chemical co	58
Jinan Finer Chemical Co., Ltd	58

View Lastest Price from 5-Acetyl-2,4-dimethylthiazole manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-08-17	5-Acetyl-2,4-dimethylthiazole 38205-60-6	$1.20-31.00	1kg	99%		Henan Fengda Chemical Co., Ltd
2026-06-30	5-Acetyl-2,4-dimethylthiazole 38205-60-6		1KG	98.0%	10000KGS	Shaanxi Dideu New Materials Co. Ltd
2025-06-27	5-Acetyl-2,4-dimethylthiazole 38205-60-6	$10.00-30.00	50KG	99%	500000kg	Hebei Chuanghai Biotechnology Co., Ltd

5-Acetyl-2,4-dimethylthiazole
38205-60-6
$1.20-31.00
99%
Henan Fengda Chemical Co., Ltd

5-Acetyl-2,4-dimethylthiazole
38205-60-6
98.0%
Shaanxi Dideu New Materials Co. Ltd

5-Acetyl-2,4-dimethylthiazole
38205-60-6
$10.00-30.00
99%
Hebei Chuanghai Biotechnology Co., Ltd

5-Acetyl-2,4-dimethylthiazole Spectrum

5-Acetyl-2,4-dimethylthiazole(38205-60-6)MS 5-Acetyl-2,4-dimethylthiazole(38205-60-6)¹HNMR 5-Acetyl-2,4-dimethylthiazole(38205-60-6)¹³CNMR 5-Acetyl-2,4-dimethylthiazole(38205-60-6)IR1 5-Acetyl-2,4-dimethylthiazole(38205-60-6)Raman

38205-60-6(5-Acetyl-2,4-dimethylthiazole)Related Search:

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ETHYL 5-ACETYL-2-PHENYLTHIAZOLE-4-CARBOXYLATE 5-ACETYL-4-METHYL-2-(2-PYRAZINYL)THIAZOLE 1-[2-(4-CHLOROPHENYL)-4-METHYL-1,3-THIAZOL-5-YL]-1-ETHANONE

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TIMTEC-BB SBB006624 5-ACETYL-2,4-DIMETHYLTHIAZOLE 2,4-DIMETHYL-5-THIAZOYL METHYL KETONE 1-(2,4-DIMETHYL-1,3-THIAZOL-5-YL)ETHAN-1-ONE FEMA 3267 FEMA NUMBER 3267 1-(2,4-Dimethyl-1,3-thiazol-5-yl)ethanone 1-(2,4-dimethyl-5-thiazolyl)ethanone 1-(2,4-dimethyl-5-thiazolyl)-ethanon 5-Acetyl-2,4-dimethyltriazole Ethanone, 1-(2,4-dimethyl-5-thiazolyl)- Thiazole, 5-acetyl-2,4-dimethyl 1-(2,4-dimethylthiazol-5-yl)ethan-1-one 2 4-DIMETHYL-5-ACETYLTHIAZOLE 97+% 2,4-Dimethyl-5-acetylthiozole 2,4-DIMETHYL-5-ACETHYLTHIAZOLE 2,4-DIMETHYL-5-ACETYL THIAZOLE FEMA NO.3267 5-Acetyl-2,4-dimethylthiazole ,99% 5-Acetyl-2,4-dimethylthiazole,96% 5-Acetyl-2,4-dimethylthiazole , 97+% 1-(diMethyl-1,3-thiazol-5-yl)ethan-1-one 5-Acetyl-2,4-dimethylthiazole > 5-Acetyl-2,4-dimethylthiazole USP/EP/BP nutty thiazole 1-(2,4-DiMethylthiazol-5-yl)ethanone 2,4-DIMETHYL-5-ACETYLTHIAZOLE 38205-60-6 38422-58-7 C7H9NOS KETONE Building Blocks Thiazoles Heterocyclic Building Blocks Alphabetical Listings C-D Flavors and Fragrances Building Blocks Heterocyclic Building Blocks Thiazoles