| Identification | More | [Name]
2-Oxobutyric acid | [CAS]
600-18-0 | [Synonyms]
2-KETOBUTYRIC ACID
2-KETO-N-BUTYRIC ACID
2-OXOBUTANOIC ACID
2-OXOBUTYRIC ACID
3-METHYLPYRUVIC ACID
A-KETOBUTYRIC ACID
ALPHA-KETOBUTYRIC ACID
ALPHA-KETO-N-BUTYRIC ACID
ALPHA-OXOBUTYRIC ACID
FEMA 3723
FEMA NUMBER 3723
PROPIONYLFORMIC ACID
2-Ketobutanoic acid
2-oxo-butanoicaci
alpha-Ketobutric acid
alpha-Oxobutyrate
alpha-Oxo-n-butyric acid
Butanoicacid,2-oxo-
Butyric acid, 2-oxo-
Formic acid, propionyl- | [EINECS(EC#)]
209-986-9 | [Molecular Formula]
C4H6O3 | [MDL Number]
MFCD00004164 | [Molecular Weight]
102.09 | [MOL File]
600-18-0.mol |
| Chemical Properties | Back Directory | [Appearance]
COLOURLESS TO ALMOST COLOURLESS CRYSTALS | [Melting point ]
30-34 °C(lit.)
| [Boiling point ]
84 °C20 mm Hg(lit.)
| [density ]
1.2000 | [FEMA ]
3723 | [refractive index ]
1.3972 (estimate) | [Fp ]
179 °F
| [storage temp. ]
−20°C
| [solubility ]
H2O: soluble0.1g/mL, clear | [form ]
liquid | [pka]
2.5(at 25℃) | [color ]
White to Almost white | [Specific Gravity]
1.3972 (20/4℃) | [Odor]
at 1.00 % in propylene glycol. sweet brown caramel creamy lactonic | [PH]
1.1 (100g/l, H2O, 20℃) | [Odor Type]
caramellic | [JECFA Number]
589 | [BRN ]
1700514 | [InChIKey]
TYEYBOSBBBHJIV-UHFFFAOYSA-N | [LogP]
-0.75 | [CAS DataBase Reference]
600-18-0(CAS DataBase Reference) | [NIST Chemistry Reference]
Butanoic acid, 2-oxo-(600-18-0) | [EPA Substance Registry System]
600-18-0(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S36:Wear suitable protective clothing . | [RIDADR ]
1759 | [WGK Germany ]
3
| [HazardClass ]
8 | [PackingGroup ]
III | [HS Code ]
29183000 |
| Hazard Information | Back Directory | [Chemical Properties]
2-Oxobutyric acid has a sweet, brown, caramel, creamy odor. | [Chemical Properties]
COLOURLESS TO ALMOST COLOURLESS CRYSTALS | [Occurrence]
Reported found in beer and black tea. | [Uses]
A substrate for the determination of lactate dehydrogenase isoenzymes. | [Definition]
ChEBI: A 2-oxo monocarboxylic acid that is the 2-oxo derivative of butanoic acid. | [Taste threshold values]
Taste characteristics at 25 ppm: sweet, brown, creamy, caramellic with a fatty nuance. | [General Description]
2-Oxobutyric acid is mainly found in the hydrolysates of proteins, reportedly being formed by the degradation of threonine. | [storage]
Store at -20°C |
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