An Unknown Compound Has the Formula of C₉H₁₂

question 31

Multiple Choice

An unknown compound has the formula of C₉H₁₂.The following ¹H NMR peaks were observed: Doublet at Δ 1.22
Septet at Δ 2.83
Multiplet at Δ 7.09
From the data above,pick the compound below that fits the spectra data.

• A)I
• B)II
• C)III
• D)IV

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