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8.00605

Sigma-Aldrich

Propionic acid

for synthesis

Synonym(s):
Propionic acid, Methyl acetic acid
Empirical Formula (Hill Notation):
C3H6O2
CAS Number:
Molecular Weight:
74.08
MDL number:
EC Index Number:
201-176-3

vapor pressure

5 hPa ( 20 °C)

Quality Level

Assay

≥99.0% (GC)

form

liquid

autoignition temp.

485 °C (DIN 51794)

potency

2600 mg/kg LD50, oral (Rat)
500 mg/kg LD50, skin (Rabbit)

expl. lim.

2.1-12 % (v/v)

pH

2.5 (20 °C, 100 g/L in H2O)

bp

140.7-141.4 °C/1013 hPa

mp

-20 °C

transition temp

flash point 50.5 °C

density

0.993 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C3H6O2/c1-2-3(4)5/h2H2,1H3,(H,4,5)

InChI key

XBDQKXXYIPTUBI-UHFFFAOYSA-N

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Propionic acid for synthesis

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Propionic acid

Propionic acid BioReagent, suitable for insect cell culture, ~99%

Sigma-Aldrich

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Propionic acid United States Pharmacopeia (USP) Reference Standard

USP

1572208

Propionic acid

Propionic acid natural, 99%, FG

Sigma-Aldrich

W292419

Propionic acid

vapor pressure

5 hPa ( 20 °C)

vapor pressure

2.4 mmHg ( 20 °C)

vapor pressure

2.4 mmHg ( 20 °C)

vapor pressure

2.4 mmHg ( 20 °C)

assay

≥99.0% (GC)

assay

~99%

assay

-

assay

99%

form

liquid

form

-

form

-

form

-

pH

2.5 (20 °C, 100 g/L in H2O)

pH

-

pH

-

pH

-

bp

140.7-141.4 °C/1013 hPa

bp

141 °C (lit.)

bp

141 °C (lit.)

bp

141 °C (lit.)

mp

-20 °C

mp

−24-−23 °C (lit.)

mp

−24-−23 °C (lit.)

mp

−24-−23 °C (lit.)

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.993 - 0.994
Water (K. F.): ≤ 0.30 %
Identity (IR): passes test

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

129.2 °F - closed cup

Flash Point(C)

54 °C - closed cup


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