W329800
3-Mercapto-2-butanone
≥95%, FG
Synonym(s):
3-sulfanylbutan-2-one
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About This Item
Linear Formula:
CH3CH(SH)COCH3
CAS Number:
Molecular Weight:
104.17
FEMA Number:
3298
Council of Europe no.:
11497
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
12.047
EC Number:
255-082-2
NACRES:
NA.21
MDL number:
Organoleptic:
meaty; onion; roasted; sulfurous
Grade:
FG, Halal, Kosher
Biological source:
synthetic
Food allergen:
no known allergens
biological source
synthetic
grade
FG, Halal, Kosher
reg. compliance
EU Regulation 1334/2008 & 872/2012
assay
≥95%
bp
48-49 °C/15 mmHg (lit.)
density
1.035 g/mL at 25 °C (lit.)
application(s)
flavors and fragrances
documentation
see Safety & Documentation for available documents
food allergen
no known allergens
organoleptic
meaty; onion; roasted; sulfurous
storage temp.
2-8°C
SMILES string
CC(S)C(C)=O
InChI
1S/C4H8OS/c1-3(5)4(2)6/h4,6H,1-2H3
InChI key
XLMPYCGSRHSSSX-UHFFFAOYSA-N
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
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
3 - Flammable liquids
wgk
WGK 3
flash_point_f
117.0 °F - closed cup
flash_point_c
47.2 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
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