Methacrylic acid

(stabilised with hydroquinone monomethyl ether) for synthesis

Synonym(s):Methacrylic acid, 2-Methylpropenoic acid

Properties

vapor pressure

<1 hPa ( 20 ?C)

Quality Level

200

assay

?99% (GC)

form

liquid

autoignition temp.

370??C

potency

1320?mg/kg LD₅₀, oral (Rat)

expl. lim.

1.6-8.7?% (v/v)

pH

2.0-2.2 (20??C, 100?g/L in H₂O)

bp

161??C/1013?hPa

mp

15??C

transition temp

flash point 65??C

density

1.015?g/cm³?at 20??C

storage temp.

15-25?C

InChI

1S/C4H6O2/c1-3(2)4(5)6/h1H2,2H3,(H,5,6)

InChI key

CERQOIWHTDAKMF-UHFFFAOYSA-N

Safety Information

Pictograms

GHS05,GHS06

Signal Word

Danger

Hazard Statements

H302 + H332 – H311 – H314 – H335

Precautionary Statements

P261 – P280 – P301 + P312 – P303 + P361 + P353 – P304 + P340 + P310 – P305 + P351 + P338

Hazard Classifications

Acute Tox. 3 Dermal – Acute Tox. 4 Inhalation – Acute Tox. 4 Oral – Eye Dam. 1 – Skin Corr. 1A – STOT SE 3

Target Organs

Respiratory system

Storage Class Code

6.1C – Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

Flash Point(F)

152.6 ?F – closed cup

Flash Point(C)

67 ?C – closed cup

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