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4-Mercapto-2-butanone

CAS No.: 34619-12-0

Chemical Name:: 4-Mercapto-2-butanone

Synonyms: 2-Keto-4-butanethiol;4-MERCAPTO-2-BUTANONE;4-sulfanylbutan-2-one;1-mercapto-3-oxobutane;2-Butanone, 4-mercapto-;4-Mercapto-2-butanone USP/EP/BP

CBNumber:: CB7841585

Molecular Formula:: C4H8OS

Molecular Weight:: 104.17

MOL File:: 34619-12-0.mol

Modify Date:: 2023/5/25 18:01:18

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4-Mercapto-2-butanone Properties

Melting point	59-60 °C (15 mm Hg)
Boiling point	59-60°C (15 mm Hg)
Density	0.985±0.06 g/cm3(Predicted)
FEMA	3357 \| 2-KETO-4-BUTANETHIOL
pka	9.75±0.25(Predicted)
Odor	at 0.10 % in propylene glycol. sulfurous onion
Odor Type	sulfurous
JECFA Number	559
LogP	0.54

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H332-H319-H335
Precautionary statements	P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362-P261-P271-P304+P340-P312-P264-P270-P301+P312-P330-P501

4-Mercapto-2-butanone Chemical Properties,Uses,Production

Description

May be synthesized by reduction of 4-bromo-2-butanone with NaHS; by reacting methyl vinyl ketone with hydrogen sulfide; from methyl vinyl ketone and thioacetamide; from methyl vinyl ketone and hydrogen sulfide at 12 to 15°C by a patented process.

Uses

4-Mercapto-2-butanone performs organoleptic roles in food and beverages. A synthesis reagent.

Preparation

By reduction of 4-bromo-2-butanone with NaHS; by reacting methyl vinyl ketone with hydrogen sulfide; from methyl vinyl ketone and thioacetamide; from methyl vinyl ketone and hydrogen sulfide at 12 to 15°C by patented process.

4-Mercapto-2-butanone Preparation Products And Raw materials

Raw materials

Preparation Products

4-Mercapto-2-butanone Suppliers

Global( 28)Suppliers

Supplier	Tel	Country	ProdList	Advantage	Inquiry
CLEARSYNTH LABS LTD.	+91-22-45045900	Hyderabad, India	6351	58	Inquiry
Career Henan Chemica Co	+86-0371-86658258 +8613203830695	China	30250	58	Inquiry
Dideu Industries Group Limited	+86-29-89586680 +86-15129568250	China	23699	58	Inquiry
Dayang Chem (Hangzhou) Co.,Ltd.	571-88938639 +8617705817739	China	52861	58	Inquiry
PT CHEM GROUP LIMITED		China	35426	58	Inquiry
GIHI CHEMICALS CO.,LIMITED	+8618058761490	China	50003	58	Inquiry
Hubei Chenghai Chemical Co., Ltd	18327245847 18327245847	China	9961	58	Inquiry
Hubei Baidu Chemical Co., Ltd	027-59106051 13627137652	China	9969	58	Inquiry
Wuhan xinyangruihe Chemical Technology Co., Ltd.	153-07155313 15307155313	China	5256	58	Inquiry
BOC Sciences	1-631-485-4226; 16314854226	United States	14059	65	Inquiry

Supplier	Advantage
CLEARSYNTH LABS LTD.	58
Career Henan Chemica Co	58
Dideu Industries Group Limited	58
Dayang Chem (Hangzhou) Co.,Ltd.	58
PT CHEM GROUP LIMITED	58
GIHI CHEMICALS CO.,LIMITED	58
Hubei Chenghai Chemical Co., Ltd	58
Hubei Baidu Chemical Co., Ltd	58
Wuhan xinyangruihe Chemical Technology Co., Ltd.	58
BOC Sciences	65

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Tetrahydrothiopyran-4-one 4-Methylthio-2-butanone 3-Mercapto-2-butanone 4-Methylthio-4-methyl-2-pentanone Methyl 4-oxotetrahydrothiophene-3-carboxylate

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4-MERCAPTO-2-BUTANONE 2-Keto-4-butanethiol 2-Butanone, 4-mercapto- 4-sulfanylbutan-2-one 4-Mercapto-2-butanone USP/EP/BP 1-mercapto-3-oxobutane 34619-12-0 thiol Flavor