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KMID : 0043319970200030288
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Archives of Pharmacal Research
1997 Volume.20 No. 3 p.288 ~ p.290
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An Efficient Synthesis of 3-(E)-Hydroxypropenyl Cephem Derivatives, Key intermediates for 3-(E)-Ammoniopro-penylcephalosporing Antibiotics
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Lee Yong-Sup
Park Ho-Koon
Lee Jae-Yeol
Jeong Jin-Hyun
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Abstract
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An efficient synthesis of 3-(E)-hydroxy- and 3-(E)-acetoxypropenylcephem derivatives, key intermediates for the synthesis of 3-(E)-propenylcephalosporins was achieved via Stille coupling reaction of 3-trifloxycephem with 3-(E)-tributylstannylallylic alcohol.
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KEYWORD
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Ammoniopropenyl, 3-(E)-Propenylcephem, Cephalosporins, Antibacterialo Stille coupling
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