起批量(千克) 价格
0 面议
品牌: 上海众巍 CAS编号: 689-97-4
EINECS编号: 别名:
分子式: C4H4 纯度: 99 %
产地/厂商: 包装规格: 钢瓶(0.6L,2L,4L,8L,40L,用户定制)
密度: g/cm3 产品英文名称: 1-buten-3-yne

中文名称:乙烯基乙炔
中文别名:1-丁烯-3-炔
CAS No:689-97-4
EINECS号:211-713-3
分子式:C4H4
沸点:5
闪光点:<-5
折射率:1.408
密度:0.71
用途:主要用于生产氯丁橡胶和胶黏剂甲醇胶等。也用于制取二乙烯基醚及甲基乙烯基(甲)酮为基础的多聚体。
安全说明:Low toxicity by inhalation. Forms explosive peroxides with air or oxygen. Very exothermic decomposition when heated. Reacts explosively when heated with 1,3-butadiene or oxygen. Reacts with silver nitrate to form the explosive silver buten-3-ynide. When heated to decomposition it emits acrid smoke and irritating fumes. See also ACETYLENE COMPOUNDS and ALKYNES.
危险品运输编号:1954