Question

Witam,
potrzebuję na szybko wzór półtrukturalny: 2,4,7,8- tetrametylononan

Answer 1

CH3-CH(CH3)-CH2-CH(CH3)-CH2-CH2-CH(CH3)-CH(CH3)-CH3

Answer 2

CH3-CH-CH2-CH-CH2-CH2-CH-CH-CH3
          |             |                      |     |
         CH3       CH3               CH3 CH3