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Which of the Following Compounds Has Signals in Its $13 \mathrm { C } \text { NMR }$

Question 85

Multiple Choice

Which of the following compounds has signals in its $13 \mathrm { C } \text { NMR }$ spectrum at 25.9 ppm (CH3) , 51.1 ppm (CH) , 125.9 ppm (CH) , 126.6 ppm (CH) , 128.3 ppm (CH) , and 148.5 ppm (C) ?

A) $Which of the following compounds has signals in its 13 \mathrm { C } \text { NMR } spectrum at 25.9 ppm (CH3) , 51.1 ppm (CH) , 125.9 ppm (CH) , 126.6 ppm (CH) , 128.3 ppm (CH) , and 148.5 ppm (C) ? A) B) C) D) E)$
B) $Which of the following compounds has signals in its 13 \mathrm { C } \text { NMR } spectrum at 25.9 ppm (CH3) , 51.1 ppm (CH) , 125.9 ppm (CH) , 126.6 ppm (CH) , 128.3 ppm (CH) , and 148.5 ppm (C) ? A) B) C) D) E)$
C) $Which of the following compounds has signals in its 13 \mathrm { C } \text { NMR } spectrum at 25.9 ppm (CH3) , 51.1 ppm (CH) , 125.9 ppm (CH) , 126.6 ppm (CH) , 128.3 ppm (CH) , and 148.5 ppm (C) ? A) B) C) D) E)$
D) $Which of the following compounds has signals in its 13 \mathrm { C } \text { NMR } spectrum at 25.9 ppm (CH3) , 51.1 ppm (CH) , 125.9 ppm (CH) , 126.6 ppm (CH) , 128.3 ppm (CH) , and 148.5 ppm (C) ? A) B) C) D) E)$
E) $Which of the following compounds has signals in its 13 \mathrm { C } \text { NMR } spectrum at 25.9 ppm (CH3) , 51.1 ppm (CH) , 125.9 ppm (CH) , 126.6 ppm (CH) , 128.3 ppm (CH) , and 148.5 ppm (C) ? A) B) C) D) E)$