Question: what is the unknown structure ? Restricted, Non-sennitive. 7. An unknown compound has the moleculat formula C2H14O2 responsible for the absorption band at - 2nnm

what is the unknown structure ?

Restricted, Non-sennitive. 7. An unknown compound has the moleculat formula C2H14O2 responsible for the absorption band at - 2nnm (b) From the 1 H NMR spectrum given, state in the table provided, the multiplicity of the enlarged signals A to E. Ignore signal F which comes from an exchangeable proton. (Appendix A ) (5 marks) 7. (c) From the "BC NMR specures and DEPT information siven, ssign each peak to methyl (CH)): (6 marks) (d) The mass spectnum of the compound showed fragnents of m/z113,85 and 43 . Draw the structur of these fragments (6 mark (e) Deduced the structure of the unknown compound

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