CH₄ → C₂H₂ → C₂H₅Br → C₂H₅OH.
1) 2СН₄ —› НС≡СН + 3Н₂.
2) НС≡СН + Н₂ —› Н₂С=СН₂.
3) Н₂С=СН₂ + НBr —› H₃C-CH₂-Br.
4) H₃C-CH₂-Br + NaOH(водный) —› H₃C-CH₂-ОН + NaBr.
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CH₄ → C₂H₂ → C₂H₅Br → C₂H₅OH.
1) 2СН₄ —› НС≡СН + 3Н₂.
2) НС≡СН + Н₂ —› Н₂С=СН₂.
3) Н₂С=СН₂ + НBr —› H₃C-CH₂-Br.
4) H₃C-CH₂-Br + NaOH(водный) —› H₃C-CH₂-ОН + NaBr.