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8.00821

Sigma-Aldrich

Pentanoic acid

for synthesis

Synonym(s):

Pentanoic acid, Valeric acid

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About This Item

Linear Formula:
CH3(CH2)3COOH
CAS Number:
Molecular Weight:
102.13
MDL number:
UNSPSC Code:
12352106
EC Index Number:
203-677-2
NACRES:
NA.22

vapor pressure

0.3 hPa ( 20 °C)

Quality Level

Assay

≥98.0% (GC)

form

liquid

autoignition temp.

360 °C

potency

>2000 mg/kg LD50, skin (Rabbit)

expl. lim.

1.8-7.3 % (v/v)

pH

2.7 (20 °C, 40 g/L in H2O)

bp

186 °C/1013 hPa

mp

-32 °C

transition temp

flash point 86 °C

solubility

40 g/L

density

0.938 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C5H10O2/c1-2-3-4-5(6)7/h2-4H2,1H3,(H,6,7)

InChI key

NQPDZGIKBAWPEJ-UHFFFAOYSA-N

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Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.938 - 0.940
Identity (IR): passes test

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1B

Storage Class Code

8A - Combustible, corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

192.2 °F - closed cup

Flash Point(C)

89 °C - closed cup

Regulatory Information

危险化学品

Certificates of Analysis (COA)

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