ChemInform Abstract: Asymmetric Synthesis of (-)-epi-Blastmycinone and...

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2001 other natural products other natural products U 0800 25 - 196 Asymmetric Synthesis of (-)-epi-Blastmycinone and (2R,3S,4S)-3- Hydroxy-4-methyl-2-(1’-n-tetradecyl)-butanolide via a Tungsten- Mediated Cyclization Reaction. The natural lactones (VII) and (VIII) are synthesized in an enantiocontrolled manner using a tungsten- mediated cyclization of the alkynyl complex (IV) with the alkynyl aldehydes (V) as key step. — (LIU, BO; CHEN, MING-JUNG; LO, CHING-YU; LIU, RAI-SHUNG; Tetrahedron Lett. 42 (2001) 13, 2533-2535; Dep. Chem., Natl. Tsing Hua Univ., Hsinchu 30043, Taiwan; EN) 1

Transcript of ChemInform Abstract: Asymmetric Synthesis of (-)-epi-Blastmycinone and...

Page 1: ChemInform Abstract: Asymmetric Synthesis of (-)-epi-Blastmycinone and (2R,3S,4S)-3-Hydroxy-4-methyl-2-(1′-n-tetradecyl)-butanolide via a Tungsten-Mediated Cyclization Reaction.

2001 other natural products

other natural productsU 0800

25 - 196Asymmetric Synthesis of (-)-epi-Blastmycinone and (2R,3S,4S)-3-Hydroxy-4-methyl-2-(1’-n-tetradecyl)-butanolide via a Tungsten-Mediated Cyclization Reaction. — The natural lactones (VII) and(VIII) are synthesized in an enantiocontrolled manner using a tungsten-mediated cyclization of the alkynyl complex (IV) with the alkynyl aldehydes(V) as key step. — (LIU, BO; CHEN, MING-JUNG; LO, CHING-YU; LIU,RAI-SHUNG; Tetrahedron Lett. 42 (2001) 13, 2533-2535; Dep. Chem., Natl.Tsing Hua Univ., Hsinchu 30043, Taiwan; EN)

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