| CAS No.: | 79-41-4 |
|---|---|
| Formula: | C4h6o2 |
| EINECS: | 201-204-4 |
| Type: | Synthesis Material Intermediates |
| Appearance: | Colorless Liquid, Liquid |
| Quality: | Industrial |
| Customization: |
|---|
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Audited Supplier Polymer intermediates Methacrylic acid with 99% purity CAS 79-41-4
| Methacrylic acid Basic information | |
| Product Name: | Methacrylic acid |
| CAS: | 79-41-4 |
| MF: | C4H6O2 |
| MW: | 86 |
| EINECS: | 201-204-4 |
| Mol File: | 79-41-4.mol |
| 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.) |
| Fp | 170 °F |
| storage temp. | Store at +15°C to +25°C. |
| pka | pK1:4.66 (25°C) |
| form | Liquid |
| color | Clear |
| Odor | Repulsive |
| PH | 2.0-2.2 (100g/l, H2O, 20ºC) |
| explosive limit | 1.6-8.7%(V) |
| Water Solubility | 9.7 g/100 mL (20 ºC) |
| Sensitive | Moisture & Light Sensitive |
| Merck | 145,941 |
| BRN | 1719937 |
| Exposure limits | TLV-TWA 20 ppm (~70 mg/m3) (ACGIH). |
| InChIKey | CERQOIWHTDAKMF-UHFFFAOYSA-N |
| 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) |
| ITEMS | Specification | Result |
| Apprearance | Colorless transparent liquid, no surbidity and suspended solids | pass |
| Color | ≤20 | 5 |
| Water ratio% | ≤0.3 | 0.01 |
| purity% | ≥99 | 99.5 |
| MEHQ ppm | 200±20 | 200 |
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