ChemicalBook > CAS DataBase List > 3-Mercapto-2-butanone

3-Mercapto-2-butanone

Product Name
3-Mercapto-2-butanone
CAS No.
40789-98-8
Chemical Name
3-Mercapto-2-butanone
Synonyms
3-MERCAPTOBUTANONE;FEMA 3298;2-MERCAPTO-3-BUTANONE;3-MERCAPTOBUTAN-2-ONE;UNII:99G79565PJ;mercapto-3butanone-2;3-mercapto-2-butanon;3-sulfanylbutan-2-one;3-MERCAPTO-2-BUTANONE;2-Butanone, 3-mercapto-
CBNumber
CB9275032
Molecular Formula
C4H8OS
Formula Weight
104.17
MOL File
40789-98-8.mol
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3-Mercapto-2-butanone Property

Boiling point:
48-49 °C/15 mmHg (lit.)
Density 
1.035 g/mL at 25 °C (lit.)
refractive index 
n20/D 1.4352
FEMA 
3298 | 3-MERCAPTO-2-BUTANONE
Flash point:
117 °F
storage temp. 
Refrigerator
pka
8.38±0.10(Predicted)
form 
clear liquid
Specific Gravity
1.015
color 
Colorless to Light yellow
Odor
at 0.10 % in propylene glycol. sulfurous onion roasted gassy meaty
Odor Type
sulfurous
Sensitive 
Light Sensitive
JECFA Number
558
LogP
0.67
CAS DataBase Reference
40789-98-8(CAS DataBase Reference)
NIST Chemistry Reference
2-Butanone, 3-mercapto-(40789-98-8)
EPA Substance Registry System
2-Butanone, 3-mercapto- (40789-98-8)
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Safety

Hazard Codes 
Xi
Risk Statements 
10-36/37/38
Safety Statements 
26-36
RIDADR 
UN 1993 3/PG 2
WGK Germany 
3
RTECS 
EL9050000
TSCA 
Yes
HazardClass 
3
PackingGroup 
III
HS Code 
29309090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H226Flammable liquid and vapour

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P233Keep container tightly closed.

P240Ground/bond container and receiving equipment.

P241Use explosion-proof electrical/ventilating/lighting/…/equipment.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

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
W329800
Product name
3-Mercapto-2-butanone
Purity
≥95%, FG
Packaging
sample-k
Price
$54.6
Updated
2024/03/01
Sigma-Aldrich
Product number
W329800
Product name
3-Mercapto-2-butanone
Purity
≥95%, FG
Packaging
100g
Price
$234
Updated
2024/03/01
Sigma-Aldrich
Product number
W329800
Product name
3-Mercapto-2-butanone
Purity
≥95%, FG
Packaging
1kg
Price
$1600
Updated
2024/03/01
Sigma-Aldrich
Product number
W329800
Product name
3-Mercapto-2-butanone
Purity
≥95%, FG
Packaging
25g
Price
$138
Updated
2023/01/07
TCI Chemical
Product number
M1844
Product name
3-Mercapto-2-butanone
Purity
>96.0%(GC)
Packaging
25g
Price
$85
Updated
2024/03/01
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3-Mercapto-2-butanone Chemical Properties,Usage,Production

Chemical Properties

Colorless liquid

Uses

3-Sulfanylbutan-2-one can be used to treating inflammation-??related diseases.

Preparation

From 2,4,5-trimethyl-2-ethyl-3-thiazoline with butyl and hydrolysis; from oxo-compound with sulfur or polysulfides and ammonia at room temperature.

Definition

ChEBI: 3-Mercapto-2-butanone is a ketone.

General Description

3-Mercapto-2-butanone is a sulfur-containing flavor compound mainly found in meat and meat products. It is formed by the Maillard reaction between sugars and cysteine or thiamin, which are known precursors for meat-like flavorings.

Biochem/physiol Actions

Taste at 0.3-1.0 ppm

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

Raw materials

Sodium hydrosulfide

Preparation Products

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3-Mercapto-2-butanone Suppliers

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View Lastest Price from 3-Mercapto-2-butanone manufacturers

HebeiShuoshengImportandExportco.,Ltd
Product
3-Mercapto-2-butanone 40789-98-8
Price
US $6.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
2000KG/Month
Release date
2024-08-02
Hebei Zhuanglai Chemical Trading Co.,Ltd
Product
3-Mercapto-2-butanone 40789-98-8
Price
US $99.00-35.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20ton
Release date
2024-05-16
Hebei Jingbo New Material Technology Co., Ltd
Product
3-Mercapto-2-butanone 40789-98-8
Price
US $1.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
200000
Release date
2023-11-28

40789-98-8, 3-Mercapto-2-butanoneRelated Search:

Mercaptoacetic acid 2-Mercaptobenzothiazole 2-Ethylhexyl mercaptoacetate POTASSIUM THIOGLYCOLATE Calcium thioglycolate Sodium thioglycolate 6-Mercaptopurine 3-Mercaptopropionic acid 3-Mercapto-2-butanol 3-Mercapto-2,5-hexanedione Malathion Menadione sodium bisulfite Dihydro-2-methyl-3(2H)-thiophenone 2,5-DIPHENYL-4-HYDROXY-3-OXO-2,3-DIHYDROTHIOPHENE 1,1-DIOXIDE METHYL 3-OXOTETRAHYDROTHIOPHENE-2-CARBOXYLATE 4-MERCAPTO-2-BUTANONE Triacetin 2-Mercaptoethanol

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  • UNII:99G79565PJ
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  • 91-63-5
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  • CH3CHSHCOCH3
  • CH3COCH2SHCH3
  • C4H8OSC4H8OSC4H8OS
  • thiol Flavor
  • Pharmaceutical Raw Materials
  • Alphabetical Listings
  • Flavors and Fragrances
  • M-N
  • Sulfides flavors