A formal asymmetric synthesis of (-)-epibatidine is reported. The key step of the synthesis is a regio- and diastereoselective cycloaddition of silyloxycyclohexadiene with the acylnitroso dienophile derived from (+)-camphorsultam. The resulting cycloadduct was readily transformed into the N-protected-7-azabicyclo[2.2.1]heptan-2-one derivative which has previously been transformed into (-)-epibatidine. (C) 2000 Elsevier Science Ltd. All rights reserved.
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Univ Nova Lisboa, Fac Ciencias & Tecnol, Dept Quim, P-2825 Monte De Caparica, PortugalUniv Nova Lisboa, Fac Ciencias & Tecnol, Dept Quim, P-2825 Monte De Caparica, Portugal
Barros, MT
Maycock, CD
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机构:Univ Nova Lisboa, Fac Ciencias & Tecnol, Dept Quim, P-2825 Monte De Caparica, Portugal
Maycock, CD
Ventura, MR
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机构:Univ Nova Lisboa, Fac Ciencias & Tecnol, Dept Quim, P-2825 Monte De Caparica, Portugal
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UNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALYUNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALY
BONINI, C
RIGHI, G
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UNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALYUNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALY
RIGHI, G
SOTGIU, G
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UNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALYUNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALY
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Univ Nova Lisboa, Fac Ciencias & Tecnol, Dept Quim, P-2825 Monte De Caparica, PortugalUniv Nova Lisboa, Fac Ciencias & Tecnol, Dept Quim, P-2825 Monte De Caparica, Portugal
Barros, MT
Maycock, CD
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h-index: 0
机构:Univ Nova Lisboa, Fac Ciencias & Tecnol, Dept Quim, P-2825 Monte De Caparica, Portugal
Maycock, CD
Ventura, MR
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h-index: 0
机构:Univ Nova Lisboa, Fac Ciencias & Tecnol, Dept Quim, P-2825 Monte De Caparica, Portugal
机构:
UNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALYUNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALY
BONINI, C
RIGHI, G
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UNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALYUNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALY
RIGHI, G
SOTGIU, G
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h-index: 0
机构:
UNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALYUNIV ROME LA SAPIENZA,DIPARTMENTO CHIM,ARS,CTR STUDIO CHIM SOSTANZE ORGAN NAT,I-00185 ROME,ITALY