eniou HO OH Br 13 Br C5H11 4 p-TSOH MgSO4 CH₂Cl₂ HO OH 14Br Na₂SO3 EtgN MeOH Br C5H11 CBD 79%

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Q: Br HO EtO₂C CO₂Et C5H11 NaOEt / EtOH 99% CO₂Et H₂/Pd-C C5H11 8 OH Br 10 OH EtOH 72% HO NaOH HO OH 11…

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Q: Formula C4H11N5 6. 12Draw molecule at pH = 1 7. 12Draw molecule at pH = 12 Structure NH NH Overall…

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