Maleic anhydride is a cyclic dicarboxylic anhydride that is the cyclic anhydride of maleic acid. It has a role as an allergen. It is a member of furans and a cyclic dicarboxylic anhydride.
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Maleic anhydride is a cyclic dicarboxylic anhydride that is the cyclic anhydride of maleic acid. It has a role as an allergen. It is a member of furans and a cyclic dicarboxylic anhydride.
| Fiziksel görünüm | 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. Vapors, fumes … |
| Renk / Form | Orthorhombic needles from chloroform; commercial grades furnished in fused form, as briquettes |
| Koku | Pungent odor |
| Erime noktası | 127 °F (NTP, 1992) |
| Kaynama noktası | 387 to 390 °F at 760 mmHg (NTP, 1992) |
| Parlama noktası | 218 °F (NTP, 1992) |
| Yoğunluk | 1.43 at 59 °F (USCG, 1999) - Denser than water; will sink |
| Çözünürlük | Soluble; decomposes in hot solvent (NTP, 1992) |
| Buhar basıncı | 0.2 mmHg (NIOSH, 2024) |
| Kararlılık | Stable under normal laboratory storage conditions. |
| IUPAC Adı | furan-2,5-dione |
| الصيغة الجزيئية | C4H2O3 |
| الكتلة الجزيئية | 98.06 g/mol |
| CAS | 108-31-6 |
| SMILES | C1=CC(=O)OC1=O |
| InChIKey | FPYJFEHAWHCUMM-UHFFFAOYSA-N |
| Katalog No | KC.1310058 |
| Ambalaj seçenekleri | 100GM · 500GM |
⚠️ Bilgi amaçlıdır; resmî SDS yerine geçmez.