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What Is the Structure of a Compound of Molecular Formula

Question 28

Multiple Choice

What is the structure of a compound of molecular formula C10H14O2 that shows a strong IR absorption at 3150 2850 cm-1 and gives the following 1H NMR absorptions: 1.4 (triplet, 6H) ; 4.0 (quartet, 4H) ; and 6.8 (singlet, 4H) ppm. What is the structure of a compound of molecular formula C<sub>10</sub>H<sub>14</sub>O<sub>2</sub> that shows a strong IR absorption at 3150 <font face= symbol ></font> 2850 cm<sup>-1</sup> and gives the following <sup>1</sup>H NMR absorptions: 1.4 (triplet, 6H) ; 4.0 (quartet, 4H) ; and 6.8 (singlet, 4H) ppm. A) I B) II C) III D) IV


A) I
B) II
C) III
D) IV

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