| Identification | More | [Name]
2-Ethylbutyric acid | [CAS]
88-09-5 | [Synonyms]
2-ETHYL BUTANOIC ACID
2-ETHYLBUTYRIC ACID
2-ETHYL-N-BUTYRIC ACID
ALPHA-ETHYLBUTYRIC ACID
CARBOXYLIC ACID C6
DIETHYLACETIC ACID
FEMA 2429
RARECHEM AL BE 0134
(C2H5)2CHCOOH
2-ethyl-butanoicaci
2-Ethylbutansαure
2-Ethylbuttersαure
2-ethylbutyric
2-ethyl-butyricaci
2-Ethylbutyricaicd
3-Pentanecarboxylic acid
3-pentanecarboxylicacid
Acetic acid, diethyl-
Aceticacid,diethyl-
acide2-ethylbutyrique | [EINECS(EC#)]
201-796-4 | [Molecular Formula]
C6H12O2 | [MDL Number]
MFCD00002670 | [Molecular Weight]
116.16 | [MOL File]
88-09-5.mol |
| Chemical Properties | Back Directory | [Appearance]
clear colorless to light yellow liquid | [Melting point ]
-16--13 °C (lit.) | [Boiling point ]
99-101 °C/18 mmHg (lit.) | [density ]
0.92 g/mL at 25 °C(lit.)
| [vapor pressure ]
0.08 mm Hg ( 20 °C)
| [FEMA ]
2429 | [refractive index ]
n20/D 1.413(lit.)
| [Fp ]
190 °F
| [storage temp. ]
Store below +30°C. | [solubility ]
18g/l | [form ]
clear liquid | [pka]
pKa: 4.751(25°C) | [color ]
Colorless to Almost colorless | [Odor]
at 10.00 % in propylene glycol. acidic fruity whiskey dry berry | [PH]
3 (18g/l, H2O, 20℃) | [explosive limit]
1.4%(V) | [Odor Type]
acidic | [Water Solubility ]
18 g/L (20 ºC) | [JECFA Number]
257 | [Merck ]
14,3110 | [BRN ]
1098634 | [LogP]
1.68 | [Uses]
2-Ethylbutyric Acid is a flavoring agent that is a clear liquid, color-
less, with a rancid odor. it is miscible in alcohol and ether, sparingly
soluble in water, and is obtained by chemical synthesis. | [CAS DataBase Reference]
88-09-5(CAS DataBase Reference) | [NIST Chemistry Reference]
Butanoic acid, 2-ethyl-(88-09-5) | [EPA Substance Registry System]
2-Ethylbutyric acid (88-09-5) |
| Safety Data | Back Directory | [Hazard Codes ]
C,Xn | [Risk Statements ]
R21:Harmful in contact with skin.
R36/37/38:Irritating to eyes, respiratory system and skin .
R34:Causes burns. | [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 .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36:Wear suitable protective clothing . | [RIDADR ]
UN 2810 6.1/PG 3
| [WGK Germany ]
1
| [RTECS ]
ET1400000
| [Autoignition Temperature]
345 °C | [TSCA ]
Yes | [HazardClass ]
8 | [PackingGroup ]
III | [HS Code ]
29159080 | [Safety Profile]
Moderately toxic by
ingestion and skin contact. An irritant to
skin and mucous membranes. A severe eye
irritant. See also ESTERS. Narcotic in high
concentrations. Flammable liquid. To fight
fire, use CO2, dry chemical, alcohol foam.
When heated to decomposition it emits
acrid smoke and fumes. | [Toxicity]
LD50 orally in Rabbit: 2200 mg/kg LD50 dermal Rabbit 478 mg/kg |
| Hazard Information | Back Directory | [Chemical Properties]
2-Ethylbutyric acid has a rancid, oily-fruity, acidulous odor | [Chemical Properties]
clear colorless to light yellow liquid | [Occurrence]
Reported found in guava fruit, wheaten bread and cheeses (Parmesan, blue, cheddar, provolone, Romano and
goat), apple, banana, grape, melon, papaya, peach, pineapple and more. | [Definition]
ChEBI: 2-Ethylbutanoic acid is a branched-chain fatty acid. | [Preparation]
By catalytic oxidation of diethylacetaldehyde or by decarboxylation of diethylmalonic acid. | [Aroma threshold values]
Detection: 15 to 600 ppb | [Taste threshold values]
Taste characteristics at 35 ppm: acidic, fruity, tropical with a creamy aftertaste. |
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