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3-Methyl-2-buten-1-thiol

3-Methyl-2-buten-1-thiol structure

CAS No.: 5287-45-6

Chemical Name:: 3-Methyl-2-buten-1-thiol

Synonyms: 3-METHYL-2-BUTENE-1-THIOL;PRENYL MERCAPTAN;3-METHYLBUT-2-ENE-1-THIOL;FEMA 3896;PRENYTHIOL;Prenylthiol;-Methyl-2-buten-1-thiol;3-METHYL-2-BUTEN-1-THIOL;2-Butene-1-thiol, 3-methyl-;Prenylmercaptan1%inTriacetin

CBNumber:: CB4386410

Molecular Formula:: C5H10S

Molecular Weight:: 102.2

MDL Number:: MFCD00068639

MOL File:: 5287-45-6.mol

MSDS File:: SDS

Last updated:2026-04-03 14:17:14

Product description	Number	Pack Size	Price
3-Methyl-2-buten-1-thiolPreparationKit	M294400	250mg	$1390
3-METHYL-2-BUTEN-1-THIOL 95.00%	CHM0078955	250MG	$1753.5
3-METHYL-2-BUTEN-1-THIOL 95.00%	CHM0078955	1G	$2310
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3-Methyl-2-buten-1-thiol Properties

Boiling point	127 °C
Density	0.9012 g/cm3
FEMA	3896 \| PRENYLTHIOL
FLAVIS Number	12.170 \| 3-Methylbut-2-ene-1-thiol
storage temp.	Freezer
solubility	soluble in Dichloromethane, Ether, Ethyl Acetate, Hexane
pka	10.18±0.25(Predicted)
form	Liquid
color	Yellow
Odor	at 0.10 % in propylene glycol. sulfurous smoke leek onion skunky
Odor Type	sulfurous
JECFA Number	522
Stability	Readily Oxidized
LogP	2.58
CAS DataBase Reference	5287-45-6
Substances Added to Food (formerly EAFUS)	PRENYLTHIOL
FDA UNII	FDG262156U
NIST Chemistry Reference	3-Methyl-2-butene-1-thiol(5287-45-6)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07,GHS02
Signal word	Warning
Hazard statements	H315-H319-H335-H226
Precautionary statements	P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362
RIDADR	UN 3336 3/PG III
HazardClass	3
PackingGroup	III

3-Methyl-2-buten-1-thiol price More Price(3)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TRC	M294400	3-Methyl-2-buten-1-thiolPreparationKit	5287-45-6	250mg	$1390	2021-12-16	Buy
American Custom Chemicals Corporation	CHM0078955	3-METHYL-2-BUTEN-1-THIOL 95.00%	5287-45-6	250MG	$1753.5	2021-12-16	Buy
American Custom Chemicals Corporation	CHM0078955	3-METHYL-2-BUTEN-1-THIOL 95.00%	5287-45-6	1G	$2310	2021-12-16	Buy

Product number	Packaging	Price	Buy
M294400	250mg	$1390	Buy
CHM0078955	250MG	$1753.5	Buy
CHM0078955	1G	$2310	Buy

3-Methyl-2-buten-1-thiol Chemical Properties,Uses,Production

Chemical Properties

Yellow Liquid

Uses

3-Methyl-2-buten-1-thiol is a volatile aroma compound. It is an Important compounds in coffee aroma. It is used to food spice.

Definition

ChEBI: 3-Methyl-2-butene-1-thiol is an alkanethiol.

3-Methyl-2-buten-1-thiol synthesis

Synthesis of 3-Methyl-2-buten-1-thiol from Carbamimidothioic acid and 3,3-Dimethylallyl bromide

3-Methyl-2-buten-1-thiol Preparation Products And Raw materials

Raw materials

3,3-Dimethylallyl bromide Carbamimidothioic acid

Preparation Products

3-Methyl-2-buten-1-thiol Suppliers

Global( 97)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Capot Chemical Co.,Ltd.	+86-（0）57185586718; +8613336195806	sales@capot.com	China	29640	60
Hebei Yanxi Chemical Co., Ltd.	+8618531123677	faithe@yan-xi.com	China	5853	58
JINING XINHE CHEMICAL CO., LTD	+8615318402391	sales@xinhepharma.com	China	809	58
Hebei Zhuanglai Chemical Trading Co Ltd	+86-16264648883	niki@zlchemi.com	China	7245	58
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD	+86-13017695106 +86-13676922317	jiuyitime@fdachem.com	China	16513	58
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21592	55
ATK CHEMICAL COMPANY LIMITED	+undefined-21-51877795	ivan@atkchemical.com	China	33024	60
Shenzhen Nexconn Pharmatechs Ltd	+86-755-89396905 +86-15013857715	admin@nexconn.com	China	10404	58
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49977	58
SIMAGCHEM CORP	+86-5922680277 +86-13806087780	sale@simagchem.com	China	17346	58

Supplier	Advantage
Capot Chemical Co.,Ltd.	60
Hebei Yanxi Chemical Co., Ltd.	58
JINING XINHE CHEMICAL CO., LTD	58
Hebei Zhuanglai Chemical Trading Co Ltd	58
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD	58
Henan Tianfu Chemical Co.,Ltd.	55
ATK CHEMICAL COMPANY LIMITED	60
Shenzhen Nexconn Pharmatechs Ltd	58
CONIER CHEM AND PHARMA LIMITED	58
SIMAGCHEM CORP	58

View Lastest Price from 3-Methyl-2-buten-1-thiol manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-04-17	3-Methyl-2-Buten-1-thiol 5287-45-6	US $2.20-8.80 / kg	1kg	99%min	1000kg	ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
2025-12-01	3-methylbut-2-ene-1-thiol 5287-45-6	US $0.00-0.00 / KG	1KG	95.0%	10000KGS	Shaanxi Dideu New Materials Co. Ltd
2025-06-20	3-Methyl-2-buten-1-thiol 5287-45-6	US $40.00 / kg	1kg	0.99	10 tons	Hebei Yanxi Chemical Co., Ltd.

3-Methyl-2-Buten-1-thiol
5287-45-6
US $2.20-8.80 / kg
99%min
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

3-methylbut-2-ene-1-thiol
5287-45-6
US $0.00-0.00 / KG
95.0%
Shaanxi Dideu New Materials Co. Ltd

3-Methyl-2-buten-1-thiol
5287-45-6
US $40.00 / kg
0.99
Hebei Yanxi Chemical Co., Ltd.

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PRENYL MERCAPTAN Prenylthiol 3-METHYLBUT-2-ENE-1-THIOL 3-METHYL-2-BUTEN-1-THIOL 1-MERCAPTO-3-METHYL-2-BUTENE Prenylmercaptan1%inTriacetin methylbutenthiol,3-methyl-2-buten-1-thiol 3-Methyl-2-buten-1-thiolSee M294405, 3-Methyl-2-buten-1-yl Thiolacetate 2-Butene-1-thiol, 3-methyl- PRENYTHIOL 3-Methyl-2-butene-1-Mercaptan 3-Methyl-1-Mercapto-2-butene 3-Methyl-2-buten-1-thiol,PreparationKi 3-Methyl-2-buten-1-thiol USP/EP/BP 2-Pyrrolidinone,9-(hydroxymethyl)- 5-Aminomethylpyrene,hydrochloride -Methyl-2-buten-1-thiol 3-Methyl-2-buten-1-thiol, Preparation Kit FEMA 3896 3-METHYL-2-BUTENE-1-THIOL 5287-45-6 Sulfur & Selenium Compounds Metal Isotopes thiol Flavor