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2,5-Dimethylthiazole

2,5-Dimethylthiazole structure

CAS No.: 4175-66-0

Chemical Name:: 2,5-Dimethylthiazole

Synonyms: 5-DiMethylthiazole;2,5-DIMETHYLTHIAZOLE;Thiazole, 2,5-dimethyl-;2,5-Dimethyl-1,3-thiazole;5-(1-hydroxy-2-phenylethyl)-1H-pyrimidine-2,4-dione

CBNumber:: CB1708682

Molecular Formula:: C5H7NS

Molecular Weight:: 113.18

MDL Number:: MFCD00130120

MOL File:: 4175-66-0.mol

MSDS File:: SDS

Last updated:2026-05-27 23:42:08

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2,5-Dimethylthiazole Properties

Boiling point	152°C (estimate)
Density	1.075 (estimate)
refractive index	1.5605 (estimate)
FEMA	4035 \| 2,5-DIMETHYLTHIAZOLE
FLAVIS Number	15.063 \| 2,5-Dimethylthiazole
storage temp.	Sealed in dry,Room Temperature
form	liquid
pka	pK1:3.91 (25°C,μ=0.1)
color	Yellow
Odor	meat-like odor
Odor Type	nutty
JECFA Number	1758
LogP	1.56
CAS DataBase Reference	4175-66-0(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS)	2,5-DIMETHYLTHIAZOLE
FDA UNII	4JGJ9O7P4J
NIST Chemistry Reference	Thiazole, 2,5-dimethyl-(4175-66-0)
EPA Substance Registry System	Thiazole, 2,5-dimethyl- (4175-66-0)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H319-H335
Precautionary statements	P261-P305+P351+P338
TSCA	TSCA listed
HS Code	2934100090

2,5-Dimethylthiazole price More Price(49)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Biosynth	FD139478	2,5-Dimethylthiazole	4175-66-0	5g	$900	2026-06-04	Buy
Biosynth	FD139478	2,5-Dimethylthiazole	4175-66-0	50g	$900	2026-06-04	Buy
Biosynth	FD139478	2,5-Dimethylthiazole	4175-66-0	2g	$900	2026-06-04	Buy
Biosynth	FD139478	2,5-Dimethylthiazole	4175-66-0	25g	$900	2026-06-04	Buy
Biosynth	FD139478	2,5-Dimethylthiazole	4175-66-0	10g	$900	2026-06-04	Buy

Product number	Packaging	Price	Buy
FD139478	5g	$900	Buy
FD139478	50g	$900	Buy
FD139478	2g	$900	Buy
FD139478	25g	$900	Buy
FD139478	10g	$900	Buy

2,5-Dimethylthiazole Chemical Properties, Uses, Production

Synthesis

The target compound 2,5-dimethylthiazole was prepared by methylation reaction under alkaline conditions using 2-methylthiazole and iodomethane as starting materials [1]. The synthetic reaction formula is shown in the figure below: Synthesis of 4175-66-0

Occurrence

Reportedly present in several foods including meat, coffee, tea (black), cocoa and barley (roasted). Also formed in D-glucose/L-cysteine Maillard system upon microwave irradiation or conventional heating.

Definition

ChEBI: 2,5-Dimethyl-1,3-thiazole is a member of thiazoles.

Synthesis Reference(s)

Journal of the American Chemical Society, 74, p. 5778, 1952 DOI: 10.1021/ja01142a515

2,5-Dimethylthiazole Preparation Products And Raw materials

Raw materials

Preparation Products

2,5-Dimethyl-3-(2-oxo-2-phenylethyl)bromide

2,5-Dimethylthiazole Suppliers

Global Suppliers ( 145)

Supplier	Tel	Email	Country	ProdList	Advantage
ShangHai DEMO Chemical Co.,Ltd	400-021-7337 2355568890	sales@demochem.com	China	2569	57
Pure Chemistry Scientific Inc.	001-857-928-2050 or 1-888-588-9418	sales@chemreagents.com	United States	10174	62
Nanjing Chemlin Chemical Co., Ltd	025-83697070 13770331960	info@chemlin.com.cn	China	16305	64
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Shijiazhuang Lida Chemical Co., Ltd.	+86 (311) 8573-7996	service@lid-ff.cn	China	294	65
Shanghai Topbiochem Technology Co., Ltd	021-58170097	info@topbiochem.com	China	9510	58
Nanjing Norris-Pharm Technology Co., Ltd	13901585132	sales@norris-pharm.com	China	8869	55
9ding chemical ( Shanghai) Limited	4009209199	sales@9dingchem.com	China	18201	56
Cantotech Chemicals, Ltd.	86-0755-86635001	cantotech@126.com	China	4554	55
Shanghai Yolne Chemical Co., Ltd.	021-62960152	934678158@qq.com	China	9886	55

Supplier	Advantage
ShangHai DEMO Chemical Co.,Ltd	57
Pure Chemistry Scientific Inc.	62
Nanjing Chemlin Chemical Co., Ltd	64
Shanghai Hanhong Scientific Co.,Ltd.	64
Shijiazhuang Lida Chemical Co., Ltd.	65
Shanghai Topbiochem Technology Co., Ltd	58
Nanjing Norris-Pharm Technology Co., Ltd	55
9ding chemical ( Shanghai) Limited	56
Cantotech Chemicals, Ltd.	55
Shanghai Yolne Chemical Co., Ltd.	55

View Latest Price from 2,5-Dimethylthiazole manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2024-07-23	2,5-Dimethylthiazole 4175-66-0		1kg	98%	10ton	JINING XINHE CHEMICAL CO., LTD
2020-02-26	2,5-Dimethylthiazole 4175-66-0		100G	99.0%+	100 tons	Shaanxi Dideu Medichem Co. Ltd
2019-12-20	2,5-Dimethylthiazole 4175-66-0	$1.00	100g	95%	200KG	Career Henan Chemical Co

2,5-Dimethylthiazole
4175-66-0
98%
JINING XINHE CHEMICAL CO., LTD

2,5-Dimethylthiazole
4175-66-0
99.0%+
Shaanxi Dideu Medichem Co. Ltd

2,5-Dimethylthiazole
4175-66-0
$1.00
95%
Career Henan Chemical Co

2,5-Dimethylthiazole Spectrum

2,5-Dimethylthiazole(4175-66-0)¹HNMR

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