沸点 | 34.07°C |
熔点 | -146°C(lit.) |
折光率 | 1.42160 |
敏感性 | 热敏感 |
溶解性 | Miscible with ethanol, ethyl ether, alcohol, acetone and benzene. Immiscible with water |
存贮条件 | 储存温度2-8℃,充氩保存 |
密度 | 0.6810 |
应用 | Isoprene in the presence of sec-butyllithium as an initiator can undergo sequential anionic polymerization with styrene and methyl methacrylate to form polystyrene-block-polyisoprene-block-poly(methylmethacrylate) (SIM) and polyisoprene-block-polystyrene-block-poly(methyl methacrylate) (ISM), two asymmetric triblock terpolymers.[1] It is also used in the asymmetric synthesis of polystyrene-block-polyisoprene (PS-b-PI) diblock copolymers |
产品介绍 | 不溶于水,溶于苯,易溶于乙醇、乙醚、丙酮。与空气形成爆炸性混合物,爆炸极限>1.6%。贮藏时容易氧化和聚合,常加0.05-0.06%的稳定剂(如叔丁基邻苯二酚、对苯二酚等)。 |
别名 | 异戊二烯;2-甲基-1,3-丁二烯;2-Methyl-1,3-butadiene |