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Total synthesis of Welwitindolinone A Isonitrile:
Reference: Reisman, S. E.; Ready, J. M.; Hasuoka, A.; Smith, C. J.; Wood, J. L. J. Am. Chem. Soc. 2006, 128, 1448-1449. DOI
Keywords: Protecting group - Amine • N-OR -> N-H • Carbamate • O-H -> O-SiiPr3 • Mg-Alkyl+CarboxEster • CarboxEster+Mg-R • Mg-Me -> Ce-Me • Alkene Chlorination • O-SiiPr3 -> O-H • Ketone -> Alkyl-OH • Alkyl-OH -> Ketone • N-H -> N-Boc • Ketone -> Oxime • N-CHO -> NC • NH2 -> N=C=O • Ketene Cycloaddition • Cyclobutane • ConjReduct-Triflation • Enone ConjReduct • Vinyl-OTf -> EnoateEster • Pinacol • Reductive amination, B-H • N-OR -> N-H • Isocyanate+Li-R • Li-Allyl+Isocyanate •
Reagents: Ketene, dimethyl • NEt3 • Aryl-MgX • RaNi • O=C(OR)Cl • Bicarbonate, sodium • Acetic acid • SnBu2(O) • NBS • SiiPr3-OTf • Lutidine • BHsBu3-Li+ • Tf2NPh • Pd2(dba)3 • CO • MeMgBr • CeCl3 • Hypochlorite, sodium • CeCl3 • H2SiF6 • BH(OAc)3-Me4N+ • Martin sulfurane • Dess-Martin • Boc2O • DBU • NH2OMe • BH3CN-Na+ • Formic acetic anhydride • SmI2 • Formic acid • NEt3 • LiN(SiMe3)2

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