8.00408

Maleic anhydride

for synthesis

• 別名: Maleic anhydride, 2,5-Furanedione
• 実験式（ヒル表記法）: C₄H₂O₃
• CAS番号: 108-31-6
• 分子量: 98.06
• MDL番号: MFCD00005518
• UNSPSCコード: 12352106
• EC Index Number: 203-571-6
• NACRES: NA.22

特性

• 蒸気圧: 1.33 hPa ( 44 °C)
• 品質水準: 200
• 形状: solid
• 自己発火温度: 475 °C (DIN 51794)
• 有効性: 1090 mg/kg LD₅₀, oral (Rat); 2620 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.4-7.1 % (v/v)
• pH: 0.8 (20 °C, 550 g/L in H₂O, Hydrolysis)
• bp: 202 °C/1013 hPa
• mp: 51-53 °C
• 転移温度: flash point 103 °C
• 密度: 1.32 g/cm³ at 55 °C
• かさ密度: 700‑800 kg/m³
• 保管温度: 2-30°C
• InChI: 1S/C4H2O3/c5-3-1-2-4(6)7-3/h1-2H
• InChI Key: FPYJFEHAWHCUMM-UHFFFAOYSA-N

詳細

アプリケーション

• Chemical modification of polypropylene by maleic anhydride: This study explored the application of maleic anhydride (MAH) for modifying the properties of polypropylene through melt grafting. The findings reveal how variations in the concentration of MAH influence the polymer′s properties (Ebadi-Dehaghani et al., 2014).
• Renewable production of phthalic anhydride: A study on the synthesis of phthalic anhydride from biomass-derived furan and maleic anhydride, highlighting an eco-friendly pathway for producing a widely used industrial chemical (Mahmoud et al., 2014).
• Enhancement of biopolymer properties: Research on using maleic anhydride as a compatibilizer in natural fiber-reinforced poly(lactic acid) composites, which demonstrates the improvements in mechanical and thermal properties of the composites (Yu et al., 2014).
• Application in electrical property enhancement: This article reports on the application of maleic anhydride grafted polypropylene which significantly enhances the material′s electrical properties, potentially applicable in various advanced electronics and engineering fields (Zhou et al., 2016).

アナリシスノート

Assay (morpholine method): ≥ 99,0 %(m)
Melting range (lower value): ≥ 51 °C
Melting range (upper value): ≤ 54 °C
Identity (IR): conforms

安全性情報

• ピクトグラム: GHS05,GHS07,GHS08
• シグナルワード: Danger
• 危険有害性情報: H302 - H314 - H317 - H334 - H372
• 注意書き: P260 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• 危険有害性の分類: Acute Tox. 4 Oral - Eye Dam. 1 - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1A - STOT RE 1 Inhalation
• ターゲットの組織: Respiratory system
• 補足的ハザード: EUH071
• 保管分類コード: 6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 1
• 引火点(°F): 217.4 °F
• 引火点(℃): 103 °C