Boiling Points More polar,so higher boiling point than comparable alkane or ether. Cannot H-bond to each other,so lower boiling point than comparable alcohol. CH.CH,CH,CH CH,一O-CHCH3 butane methox yethane bp 0C bp 8C 0 CHCH2一C一H CH,一 C-CH CH,CH,CH,一OH propanal acetone 1-propanol bp 49C bp 56 C bp 97C Boiling Points ◼More polar, so higher boiling point than comparable alkane or ether. ◼Cannot H-bond to each other, so lower boiling point than comparable alcohol