1 - Yola

F, C4H8O, is shown below. The measured integration trace gives the ratio 0.5 to 0.75 to 0.75 for the peaks at 2.47, 2.15 and 1.05, respectively. The infra-red spectrum of compound . F . has an intense band at 1715 cm–1. In the mass spectrum of . F, dominant fragmentation peaks appear at m/z = 43 and m/z = 57. ................
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