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Gaokao Chemistry Practice Question

2. (6 分) 某羧酸酯的分子式为 $\mathrm{C}_{18} \mathrm{H}_{26} \mathrm{O}_{5}, 1 \mathrm{~mol}$ 该酯完全水解可得到 $1 \mathrm{~mol}$ 羧 酸和 $2 \mathrm{~mol}$ 乙醇，该垟酸的分子式为（）

  1. A.$\mathrm{C}_{14} \mathrm{H}_{18} \mathrm{O}_{5}$
  2. B.$\mathrm{C}_{14} \mathrm{H}_{16} \mathrm{O}_{4}$
  3. C.$\mathrm{C}_{16} \mathrm{H}_{22} \mathrm{O}_{5}$
  4. D.$\mathrm{C}_{16} \mathrm{H}_{20} \mathrm{O}_{5}$

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