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A Compound with the Molecular Formula C18H18O4 Has a 1H δ\delta

Question 19

Multiple Choice

A compound with the molecular formula C18H18O4 has a 1H NMR spectrum that consists of: singlet, δ\delta 2.7
Singlet, δ\delta 3.1
Multiplet, δ\delta 7.3
The IR spectrum shows a strong absorption band near 1750 cm-1.The most likely structure for the compound is:


A)  A compound with the molecular formula C<sub>18</sub>H<sub>18</sub>O<sub>4</sub> has a <sup>1</sup>H NMR spectrum that consists of: singlet, \delta  2.7 Singlet, \delta  3.1 Multiplet, \delta 7.3 The IR spectrum shows a strong absorption band near 1750 cm<sup>-1</sup>.The most likely structure for the compound is: A)    B)    C)    D)    E)
B)  A compound with the molecular formula C<sub>18</sub>H<sub>18</sub>O<sub>4</sub> has a <sup>1</sup>H NMR spectrum that consists of: singlet, \delta  2.7 Singlet, \delta  3.1 Multiplet, \delta 7.3 The IR spectrum shows a strong absorption band near 1750 cm<sup>-1</sup>.The most likely structure for the compound is: A)    B)    C)    D)    E)
C)  A compound with the molecular formula C<sub>18</sub>H<sub>18</sub>O<sub>4</sub> has a <sup>1</sup>H NMR spectrum that consists of: singlet, \delta  2.7 Singlet, \delta  3.1 Multiplet, \delta 7.3 The IR spectrum shows a strong absorption band near 1750 cm<sup>-1</sup>.The most likely structure for the compound is: A)    B)    C)    D)    E)
D)  A compound with the molecular formula C<sub>18</sub>H<sub>18</sub>O<sub>4</sub> has a <sup>1</sup>H NMR spectrum that consists of: singlet, \delta  2.7 Singlet, \delta  3.1 Multiplet, \delta 7.3 The IR spectrum shows a strong absorption band near 1750 cm<sup>-1</sup>.The most likely structure for the compound is: A)    B)    C)    D)    E)
E)  A compound with the molecular formula C<sub>18</sub>H<sub>18</sub>O<sub>4</sub> has a <sup>1</sup>H NMR spectrum that consists of: singlet, \delta  2.7 Singlet, \delta  3.1 Multiplet, \delta 7.3 The IR spectrum shows a strong absorption band near 1750 cm<sup>-1</sup>.The most likely structure for the compound is: A)    B)    C)    D)    E)

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