Q: Determine whether the pinacol rearrangement, shown in the previous problem,
Determine whether the pinacol rearrangement, shown in the previous problem, is a reduction, an oxidation, or neither.
See AnswerQ: Consider the following sequence of reactions and identify the structures of compounds
Consider the following sequence of reactions and identify the structures of compounds A, B, and C:
See AnswerQ: (S)-Gizzerosine is an amino acid that is believed to
(S)-Gizzerosine is an amino acid that is believed to be responsible for a serious disease called “black vomit†in chickens. However, the same compound is a potentia...
See AnswerQ: Briarellin E (compound 3) is produced by coral in the
Briarellin E (compound 3) is produced by coral in the Caribbean and Mediterranean seas and belongs to a larger family of marine natural products that are currently being investigated as potential anti...
See AnswerQ: The compound duryne was one of several structurally related compounds isolated from
The compound duryne was one of several structurally related compounds isolated from a marine sponge. Propose an efficient synthesis of duryne starting with any compounds containing eleven or fewer car...
See AnswerQ: Estragole is an insect repellant that has been isolated from the leaves
Estragole is an insect repellant that has been isolated from the leaves of the Clausena anisata tree. Propose a synthesis of estragole starting from 4-methylphenol.
See AnswerQ: Propose a structure for a compound with the molecular formula C10H14O that
Propose a structure for a compound with the molecular formula C10H14O that exhibits the following 1 H NMR spectrum:
See AnswerQ: For each of the following compounds, compare the two indicated protons
For each of the following compounds, compare the two indicated protons and determine whether they are enantiotopic, homotopic, or diastereotopic:
See AnswerQ: Propose a structure for a compound with the molecular formula C3H8O that
Propose a structure for a compound with the molecular formula C3H8O that exhibits the following 1H NMR and 13C NMR spectra:
See AnswerQ: Propose two possible structures for a compound with the molecular formula C5H12O
Propose two possible structures for a compound with the molecular formula C5H12O that exhibits the following 13C NMR and IR spectra:
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