The asymmetric total synthesis of pyranicin (1) is reported. The butenolide ring was constructed via an asymmetric alkylation/ring-closing metathesis strategy. The three stereocenters in the left-hand tetrahydropyran ring were installed by sequential chiral auxiliary-mediated aldol reactions. Closure of the tetrahydropyran and fusion of the alkyl backbone were affected via a sequential ring-closing metathesis-cross-metathesis strategy.
机构:
CALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USACALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USA
Chatterjee, AK
;
Choi, TL
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机构:
CALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USACALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USA
Choi, TL
;
Sanders, DP
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机构:
CALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USACALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USA
Sanders, DP
;
Grubbs, RH
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机构:
CALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USACALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USA
机构:
CALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USACALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USA
Chatterjee, AK
;
Choi, TL
论文数: 0引用数: 0
h-index: 0
机构:
CALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USACALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USA
Choi, TL
;
Sanders, DP
论文数: 0引用数: 0
h-index: 0
机构:
CALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USACALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USA
Sanders, DP
;
Grubbs, RH
论文数: 0引用数: 0
h-index: 0
机构:
CALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USACALTECH, Div Chem & Chem Engn, Arnold & Mabel Beckman Labs Chem Synth, Pasadena, CA 91125 USA