cas號(hào)289-80-5分子式c4h4n2分子量80.09,噠嗪性質(zhì)熔點(diǎn)-8°c(lit.)沸點(diǎn)208°c(lit.)密度1.103g/mlat25°c(lit.)折射率n20/d1.524(lit.)閃點(diǎn)185°f儲(chǔ)存條件inchemicalbookertatmosphere,roomtemperature酸度系數(shù)(pka)2.24(at20℃)形態(tài)液體顏色透明黃棕色
更新時(shí)間:2025-07-15