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Merck

03-5300

Sigma-Aldrich

Butyric acid

SAJ special grade, ≥99.5%

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About This Item

Linear Formula:
CH3CH2CH2COOH
CAS Number:
Molecular Weight:
88.11
Beilstein:
906770
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
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grade

SAJ special grade

vapor density

3.04 (vs air)

vapor pressure

0.43 mmHg ( 20 °C)

Assay

≥99.5%

form

liquid

autoignition temp.

824 °F

expl. lim.

10 %

availability

available only in Japan

refractive index

n20/D 1.398 (lit.)

pH

2 (25 °C, 10 g/L)
3 (20 °C, 10 g/L)

pKa (20.7 °C)

4.9

bp

162 °C (lit.)

mp

−6-−3 °C (lit.)

density

0.964 g/mL at 25 °C (lit.)

SMILES string

CCCC(O)=O

InChI

1S/C4H8O2/c1-2-3-4(5)6/h2-3H2,1H3,(H,5,6)

InChI key

FERIUCNNQQJTOY-UHFFFAOYSA-N



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Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

167.0 °F

Flash Point(C)

75 °C



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