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Merck

8.00457

Butyric acid

for synthesis

Synonym(s):

Butyric acid

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About This Item

Empirical Formula (Hill Notation):
C4H8O2
CAS Number:
Molecular Weight:
88.11
UNSPSC Code:
12352106
EC Index Number:
203-532-3
NACRES:
NA.22
MDL number:
Assay:
≥99% (GC)
Form:
liquid
Grade:
synthesis grade
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grade

synthesis grade

Quality Level

vapor pressure

0.56 hPa ( 20 °C)

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

SMILES string

OC(=O)CCC

InChI

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

InChI key

FERIUCNNQQJTOY-UHFFFAOYSA-N

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.


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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

WGK 1

flash_point_f

161.6 °F - closed cup

flash_point_c

72 °C - closed cup



Certificates of Analysis (COA)

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