The best replacement for alkane is alkene.

The best alternatives to alkane are rated as following:
★★★★★  alkene
★★★  alkyl
★★★  alkene boiling point
★★★  alkene higher boiling point
★★  alcohol boiling point
★★  cycloalkane
★  alkene test
  alkene boiling points
  branch alkane

Your alternative for alkane is not listed? Suggest!
Speaking about alkane, one probably shouldn't forget about bromine.

Other search terms related to alkane and their ratings are:
★★★★★ bromine
★★★★★ kmno4
bromine water
You have in mind a companion for alkane and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of alkane in all years. Click on graph for more.
alkane
alkene
alkyl