Methacrylic acid CAS:79-41-4
|Methacrylic acid Chemical Properties|
|Melting point||12-16 °C (lit.)|
|Boiling point||163 °C (lit.)|
|density||1.015 g/mL at 25 °C (lit.)|
|vapor density||>3 (vs air)|
|vapor pressure||1 mm Hg ( 20 °C)|
|refractive index||n20/D 1.431(lit.)|
|storage temp.||Store at +15°C to +25°C.|
|PH||2.0-2.2 (100g/l, H2O, 20℃)|
|Water Solubility||9.7 g/100 mL (20 ºC)|
|Sensitive||Moisture & Light Sensitive|
|Exposure limits||TLV-TWA 20 ppm (～70 mg/m3) (ACGIH).|
|Stability:||May be stabilized by the addition of MEHQ (Hydroquinone methyl ether, ca. 250 ppm) or hydroquinone. In the absence of a stabilizer this material will readily polymerize. Combustible. Incompatible with strong oxidizing agents, hydrochloric acid.|
|CAS DataBase Reference||79-41-4(CAS DataBase Reference)|
|NIST Chemistry Reference||2-Propenoic acid, 2-methyl-(79-41-4)|
|EPA Substance Registry System||Methacrylic acid (79-41-4)|
Methacrylic acid CAS:79-41-4
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