乙酸正丁酯的性質發(fa)表時(shi)間:2021-06-10 15:17 無色透明液體。有(you)(you)果香。能(neng)(neng)與乙(yi)醇和(he)乙(yi)醚混溶(rong),溶(rong)于大多數(shu)烴類化合物(wu)(wu),25℃時溶(rong)于約120份(fen)水。相(xiang)對密度(d2020)0.8826。凝(ning)固點(dian)(dian)-77℃。沸(fei)點(dian)(dian)125~126℃。折光率(n20D)1.3951。閃點(dian)(dian)(閉杯) 22℃。易燃,蒸氣能(neng)(neng)與空氣形成爆炸性混合物(wu)(wu),有(you)(you)刺(ci)激(ji)性,高濃度時有(you)(you)麻醉性。 |