cheminform abstract: synthetic studies towards chlorahololides a: practical synthesis of a...

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ChemInform 2010, 41, issue 25 © 2010 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim www.cheminform.wiley-vch.de Terpenes U 0200 DOI: 10.1002/chin.201025167 Synthetic Studies Towards Chlorahololides A: Practical Synthesis of a Linden- ane-Type Sesquiterpenoid Core Framework with a 5,6-Double Bond. — A tricy- clic framework (V) is synthesized in a multistep sequence involving the reductive cy- clization of the enyne (II) and an unusual endo-type Heck cyclization of the bromide (IV) as the key steps. — (LIU, Y.; NAN*, F.-J.; Tetrahedron Lett. 51 (2010) 10, 1374-1376; Chin. Natl. Cent. Drug Screening, Shanghai Inst. Mater. Med., Shanghai 201203, Peop. Rep. China; Eng.) — Mais 25- 167

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Page 1: ChemInform Abstract: Synthetic Studies Towards Chlorahololides A: Practical Synthesis of a Lindenane-Type Sesquiterpenoid Core Framework with a 5,6-Double Bond

www.cheminform.wiley-vch.de

TerpenesU 0200 DOI: 10.1002/chin.201025167

Synthetic Studies Towards Chlorahololides A: Practical Synthesis of a Linden-ane-Type Sesquiterpenoid Core Framework with a 5,6-Double Bond. — A tricy-clic framework (V) is synthesized in a multistep sequence involving the reductive cy-clization of the enyne (II) and an unusual endo-type Heck cyclization of the bromide (IV) as the key steps. — (LIU, Y.; NAN*, F.-J.; Tetrahedron Lett. 51 (2010) 10, 1374-1376; Chin. Natl. Cent. Drug Screening, Shanghai Inst. Mater. Med., Shanghai 201203, Peop. Rep. China; Eng.) — Mais

25- 167

ChemInform 2010, 41, issue 25 © 2010 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim