Question

Draw the Newman structures for 1,2 dimethycyclohexane , 1,3 dimethylcyclohexane and 1,4 dimethylcyclohexane. Please draw the cis and trans for each. thank you

Answer 1

Solution: (H3 CH2 +, 2 dimethyl tyttt cyclohexane CH3 CH₃ сиз - H CH₃ H Z CH3 TH cis 1, 2 dimethyl Cyclohexane Chair form Newman projection of cis 1,2 dimethyl cyclohexane 'CH 3 CH3 Will CH3 [ ] trans- 1,2 dimethyl cyclohexane - CH3 chair form i H I CH3 Newman projection of trans 1,2 dimethyl Cyclohexane

CH2 1,3 dimethyl cyclohexane CH3 CHA H 7 r or CH3 - Cis-1,3 dimethyl cyclohexane CH 3 Cis-1, 2 dimethyl Cyclohexan Newman projection chair form CH3 up (H3 CH3 H 1 un CH3 CH3 CH₂ # 4 Down trans-1, 3 dimethyl Cyclohexane Newman projection truns - 1, 3 dimethyl # CH₂ cyclohexane J 1,4 dimethyl cyclohexane chair- CH3 TH (H3 CH3 - CH3 ин Chair truns 1,4 dimethyl cycloherune (H₂ truns - 1,4 dimethyl cyclohexane Newman projection CH₂ H H Hid str CH₂ си 3 chair cis - 1,4 dimethyl Cyclohexane cis - 1,4 dimethyl cyclohexane Newman projection