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ChemicalBook CAS DataBase List PUUPEHENONE
73573-17-8

PUUPEHENONE synthesis

8synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 7 steps
1: 59 percent / magnesium bis(diisopropylamide); MoO5*pyridine*HMPA / tetrahydrofuran; hexane
2: 45 percent / DIBALH / tetrahydrofuran; diethyl ether / 40 h / 20 °C
3: 99 percent / NaIO4 / tetrahydrofuran; H2O / 0.33 h / 0 °C
4: 73 percent / tert-buthyllithium / pentane; tetrahydrofuran / 0.58 h / -78 °C
5: 87 percent / H2 / Pd/C / tetrahydrofuran
6: 67 percent / PIFA; NaHCO3 / CH2Cl2 / 0.92 h / -25 °C
7: 27 percent / KH; 18-crown-6 / dioxane / Heating

References:

Quideau, Stephane;Lebon, Marjolaine;Lamidey, Anne-Marie [Organic letters,2002,vol. 4,# 22,p. 3975 - 3978]

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