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Maleic anhydride
Malein angidrid · أنهيدريد المالييك · Malein anhidridi · Maleinsäureanhydrid · Μηλεϊνικός ανυδρίτης · Anhídrido maleico · مالئیک انیدرید · Anhydride maléique · मेलिक एनहाइड्राइड · Maleat anhidrida · Anidride maleica · 無水マレイン酸
| CAS | 108-31-6 |
|---|---|
| EC | 203-571-6 |
| UN | 2215 |
| Formula | C4H2O3 |
| Molýar massa | 98.06 g/mol |
| NKPR (LEL) | 1.4 % vol |
| WKPR (UEL) | 7.1 % vol |
| Ýalpyldama temperaturasy | 99.7 °C |
| Öz-özünden tutaşma temperaturasy | 477 °C |
| Temperatura synpy | T1 |
| Gazyň ýa-da bugyň otnositel dykyzlygy (howa = 1) | 3.39 |
| GHS | Howp · H302, H314, H317, H318, H334, H372 |
Maleic anhydride is a cyclic dicarboxylic anhydride that is the cyclic anhydride of maleic acid. It has a role as an allergen. Maleic anhydride appears as colorless crystalline needles, flakes, pellets, rods, briquettes, lumps or a fused mass. Melts at 113 °F. Shipped both as a solid and in the molten state.