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Merck
CN

W372307

2-Oxobutyric acid

≥95%, FG

Synonym(s):

2-Ketobutyric acid, α-Ketobutyric acid, Propionylformic acid

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About This Item

Linear Formula:
CH3CH2COCOOH
CAS Number:
Molecular Weight:
102.09
Flavis number:
8.066
PubChem Substance ID:
UNSPSC Code:
12164502
FEMA Number:
3723
NACRES:
NA.21
EC Number:
209-986-9
MDL number:
Beilstein/REAXYS Number:
1700514
Organoleptic:
caramel; creamy; brown; sweet
Grade:
FG, Fragrance grade, Kosher
Biological source:
synthetic
Agency:
follows IFRA guidelines
Food allergen:
no known allergens
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biological source

synthetic

Quality Segment

grade

FG, Fragrance grade, Kosher

agency

follows IFRA guidelines

reg. compliance

EU Regulation 1223/2009, EU Regulation 1334/2008 & 872/2012

assay

≥95%

bp

84 °C/20 mmHg (lit.)

mp

30-34 °C (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

fragrance allergen

no known allergens

organoleptic

caramel; creamy; brown; sweet

storage temp.

2-8°C

SMILES string

CCC(=O)C(O)=O

InChI

1S/C4H6O3/c1-2-3(5)4(6)7/h2H2,1H3,(H,6,7)

InChI key

TYEYBOSBBBHJIV-UHFFFAOYSA-N

General description

2-Oxobutyric acid is mainly found in the hydrolysates of proteins, reportedly being formed by the degradation of threonine.


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signalword

Danger

pictograms

Corrosion

hcodes

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 3

flash_point_f

179.6 °F - closed cup

flash_point_c

82 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter



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