Isopentane, C5H12, also called methylbutane or 2-methylbutane, is a branched-chain alkane with five carbon atoms. Isopentane is an extremely volatile and extremely flammable liquid at room temperature and pressure.
I 1647 (OTTO) Isopentane, GR 99%+ Cas 78-78-4 - used, in conjunction with dry ice or liquid nitrogen, to freeze tissues for cryosectioning in histology.