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Total synthesis of Ligularone:
Reference: Jacobi, P. A.; Walker, D. G. J. Am. Chem. Soc. 1981, 103, 4611. DOI
Keywords: Li-Isocyanide • Alkyl-OH → Aldehyde • Alkyl-OH → Aldehyde • Baeyer-Villiger • Oxazole synthesis • Diels-Alder, Intram, Ynone • Retro-Diels-Alder → Arene • Furan synthesis • Li-Alkynyl+Aldehyde • Li/H → Li-Alkynyl •
Reagents: Perbenzoic acid, 3-chloro • LiCH2-NC • DMSO, (COCl)2 (Swern) • Alkynyl-Li • DMSO, (COCl)2 (Swern) •

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