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Safety Information

8.00181

Sigma-Aldrich

Acrylic acid

(stabilised with hydroquinone monomethyl ether) for synthesis

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Synonym(s):
Acrylic acid, 2-Propenoic acid, Acroleic acid
Linear Formula:
CH2=CHCOOH
CAS Number:
Molecular Weight:
72.06
MDL number:
UNSPSC Code:
12352106
EC Index Number:
201-177-9
NACRES:
NA.22

vapor pressure

3.8 hPa ( 20 °C)

Quality Level

Assay

≥99.0% (GC)

form

liquid

autoignition temp.

390 °C (DIN 51794)

potency

>192 mg/kg LD50, oral (Rat)
>290 mg/kg LD50, skin (Rabbit)

expl. lim.

3.9-19.8 % (v/v)

pH

2.1 (20 °C, 72.06 g/L in H2O)

bp

141 °C/1013 hPa

mp

13 °C

transition temp

flash point 46 °C

solubility

1000 g/L

density

1.05 g/cm3 at 20 °C

storage temp.

15-25°C

InChI

1S/C3H4O2/c1-2-3(4)5/h2H,1H2,(H,4,5)

InChI key

NIXOWILDQLNWCW-UHFFFAOYSA-N

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Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.048 - 1.050
Identity (IR): passes test
The material is stabilised with hydroquinone monomethyl ether.
At time of analytical testing a content of >100 ppm stabiliser was determined.

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

119.3 °F - closed cup

Flash Point(C)

48.5 °C - closed cup

Regulatory Information

危险化学品

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