Citation:
Hai Shen Yang, Xiao Xiao Qiao, Qing Cui, Xiao Hua Xu. First synthesis of (±)-cedarmycin B[J]. Chinese Chemical Letters,
;2009, 20(9): 1023-1025.
doi:
10.1016/j.cclet.2009.04.029
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The synthesis of racemic cedarmycin B, an antibiotic from Streptomyces sp. TP-A0456 was achieved firstly from γ-butyrolactone.The key step was a Barbier-type addition of 3-bromomethyl-5H-furan-2-one to formaldehyde mediated by zinc,which afforded the sole g-addition product 4-hydroxymethyl-3-methylene-dihydrofuran-2-one. The final compound was confirmed by 1H NMR,13C NMR and HRMS.
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Keywords:
- Cedarmycin B,
- Antibiotic,
- Streptomyces sp.,
- Barbier reaction
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