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8.00457

Sigma-Aldrich

Butyric acid

for synthesis

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Synonym(s):
Butyric acid
Empirical Formula (Hill Notation):
C4H8O2
CAS Number:
Molecular Weight:
88.11
MDL number:
EC Index Number:
203-532-3

vapor pressure

0.56 hPa ( 20 °C)

Quality Level

assay

≥99% (GC)

form

liquid

autoignition temp.

425 °C

potency

2940 mg/kg LD50, oral (Rat)
509 mg/kg LD50, skin (Rabbit)

expl. lim.

2-12.3 % (v/v)

pH

2.5 (20 °C, 100 g/L in H2O)

bp

162-165 °C/1013 mbar

mp

-8--5 °C

transition temp

flash point 69 °C

density

0.96 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

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

InChI key

FERIUCNNQQJTOY-UHFFFAOYSA-N

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This Item
W22211919215W222100
Butyric acid for synthesis

8.00457

Butyric acid

Butyric acid natural, ≥99%, FCC, FG

W222119

Butyric acid

Butyric acid analytical standard

19215

Butyric acid

Butyric acid ≥99%, FG

W222100

Butyric acid

Quality Level

200

Quality Level

400

Quality Level

100

Quality Level

400

form

liquid

form

liquid

form

-

form

liquid

pH

2.5 (20 °C, 100 g/L in H2O)

pH

2 (25 °C, 10 g/L), 3 (20 °C, 10 g/L)

pH

-

pH

2 (25 °C, 10 g/L), 3 (20 °C, 10 g/L)

storage temp.

2-30°C

storage temp.

-

storage temp.

-

storage temp.

-

vapor pressure

0.56 hPa ( 20 °C)

vapor pressure

0.43 mmHg ( 20 °C)

vapor pressure

0.43 mmHg ( 20 °C)

vapor pressure

0.43 mmHg ( 20 °C)

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.956 - 0.958
Water (K. F.): ≤ 0.2 %
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

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

Storage Class

8A - Combustible, corrosive hazardous materials

wgk_germany

WGK 1

flash_point_f

161.6 °F - closed cup

flash_point_c

72 °C - closed cup


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