CAS 80-62-6 99% purity Methyl methacrylate for making Plexiglass
| Methyl methacrylate Basic information | |
| Product Name: | Methyl methacrylate |
| CAS: | 80-62-6 |
| MF: | C5H8O2 |
| MW: | 100.12 |
| EINECS: | 201-297-1 |
| Methyl methacrylate Chemical Properties | |
| Melting point | -48 °C |
| Boiling point | 100 °C(lit.) |
| density | 0.943 g/mL at 20 °C |
| vapor density | 3.5 (vs air) |
| vapor pressure | 29 mm Hg ( 20 °C) |
| refractive index | n20/D 1.414(lit.) |
| FEMA | 4002 | METHYL 2-METHYL-2-PROPENOATE |
| Fp | 50 °F |
| storage temp. | Refrigerator |
| solubility | 15g/l |
| form | Crystalline Powder or Crystals |
| color | White to pale yellow |
| Odor Threshold | 0.21ppm |
| explosive limit | 2.1-12.5%(V) |
| Water Solubility | 15.9 g/L (20 ºC) |
| JECFA Number | 1834 |
| Merck | 145,941 |
| BRN | 605459 |
| Henry's Law Constant | 2.46 x 10-4 atm?m3/mol at 20 °C (approximate - calculated from water solubility and vapor pressure) |
| Exposure limits | NIOSH REL: TWA 100 ppm (410 mg/m3), IDLH 1,000 ppm; OSHA PEL: TWA 100 ppm; ACGIH TLV: TWA 100 ppm with intended TWA and STEL values of 50 and 100 ppm, respectively. |
| InChIKey | VVQNEPGJFQJSBK-UHFFFAOYSA-N |
| CAS DataBase Reference | 80-62-6(CAS DataBase Reference) |
| IARC | 3 (Vol. Sup 7, 60) 1994 |
| NIST Chemistry Reference | 2-Propenoic acid, 2-methyl-, methyl ester(80-62-6) |
| EPA Substance Registry System | Methyl methacrylate (80-62-6) |
| Item | Index | Analyst results |
| Appearance | Colorless and transparent,No mechanical impurities | Qualified |
| Purity%≥ | 99.9 | 99.94 |
| Color (Hazen )≤ | 10 | 5 |
| Density ( 20 ºC) g/cm3 | 0.942-0.944 | 0.944 |
| Acidity ( count as methacrylate )( mg/kg ) ≤ | 50 | 17 |
| Water content ( mg/kg ) ≤ | 400 | 43 |
| Inhibitor ( Topanol A )(ppm) | 10 |