Tetrahedron Letters

Synthesis of the spiroacetal parts of spirofungin A and B

Y Shimizu, H Kiyota, T Oritani

Index: Shimizu, Yuko; Kiyota, Hiromasa; Oritani, Takayuki Tetrahedron Letters, 2000 , vol. 41, # 17 p. 3141 - 3144

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Citation Number: 19

Abstract

The C9–C20 spiroacetal parts of spirofungin A and B, antifungal antibiotics from Streptomyces violaceusniger Tü 4113, were synthesized simultaneously from (S)-citronellyl bromide and (±)-epoxy alcohol via alkyne–lactone coupling reaction and diastereomeric separation.