A colourless gaseous hydrocarbon, CH3CH=CH2; m.p. –185.25°C; b.p. –47.4°C. It is an alkene obtained from petroleum by cracking alkanes. Its main use is in the manufacture of polypropene.
科学参考收录了60776条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。