8.00590

Methyl methacrylate

(stabilised) for synthesis

• Synonym(s): Methyl methacrylate, Methyl 2-methylpropenoate, Methacrylic acid methyl ester, MMA
• Linear Formula: CH₂=C(CH₃)COOCH₃
• CAS Number: 80-62-6
• Molecular Weight: 100.12
• MDL number: MFCD00008587
• UNSPSC Code: 12352108
• EC Index Number: 201-297-1
• NACRES: NA.22

Properties

• vapor pressure: 53 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥99.0% (GC)
• form: liquid
• autoignition temp.: 430 °C
• potency: 7872 mg/kg LD₅₀, oral (Rat); >5000 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 2.1-12.5 % (v/v)
• bp: 101 °C/1013 hPa
• mp: -48 °C
• transition temp: flash point 10 °C
• density: 0.94 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C5H8O2/c1-4(2)5(6)7-3/h1H2,2-3H3
• InChI key: VVQNEPGJFQJSBK-UHFFFAOYSA-N

Description

Application

• Catalysis for the synthesis of methacrylic acid and methyl methacrylate: Explored esterification processes for producing methyl methacrylate, significant for industrial scale production (MJD Mahboub et al., 2018).

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.942 - 0.944
Identity (IR): passes test
The material is stabilised with hydroquinone monomethyl ether.
At time of analytical testing a content of >10 ppm stabiliser was determined.

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H315,H317,H335
• Precautionary Statements: P210 - P233 - P240 - P241 - P280 - P303 + P361 + P353
• Hazard Classifications: Flam. Liq. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): 50.0 °F - closed cup
• Flash Point(C): 10 °C - closed cup