H INSERTION REACTIONS;
RH-CATALYZED TRANSANNULATION;
TERMINAL ALKYNES;
RING EXPANSION;
REACTIVITY;
REARRANGEMENTS;
CONVERSION;
KETONES;
D O I:
10.1021/ja408185c
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
Rhodium(II) azavinyl carbenes, conveniently generated from 1-sulfonyl-1,2,3-triazoles, undergo a facile, mild, and convergent formal 1,3-insertion into N-H and O-H bonds of primary and secondary amides, various alcohols, and carboxylic acids to afford a wide range of vicinally bisfunctionalized (Z)-olefins with perfect regio- and stereo-selectivity. Utilizing the distinctive functionality installed through these reactions, a number of subsequent rearrangements and cyclizations expand the repertoire of valuable organic building blocks constructed by reactions of transition-metal carbene complexes, including a-allenyl ketones and amino-substituted heterocycles.
机构:
Emory Univ, Dept Chem, NSF Ctr Stereoselect C H Functionalizat, Atlanta, GA 30322 USAEmory Univ, Dept Chem, NSF Ctr Stereoselect C H Functionalizat, Atlanta, GA 30322 USA
Davies, Huw M. L.
Morton, Daniel
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机构:
Emory Univ, Dept Chem, NSF Ctr Stereoselect C H Functionalizat, Atlanta, GA 30322 USAEmory Univ, Dept Chem, NSF Ctr Stereoselect C H Functionalizat, Atlanta, GA 30322 USA
机构:
Justus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, GermanyJustus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, Germany
Berndt, Jan-Philipp
Radchenko, Yevhenii
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机构:
Justus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, GermanyJustus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, Germany
Radchenko, Yevhenii
Becker, Jonathan
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机构:
Inst Inorgan & Analyt Chem, Heinrich Buff Ring 17, D-35392 Giessen, GermanyJustus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, Germany
Becker, Jonathan
Logemann, Christian
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机构:
Inst Inorgan & Analyt Chem, Heinrich Buff Ring 17, D-35392 Giessen, GermanyJustus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, Germany
Logemann, Christian
Bhandari, Dhaka R.
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机构:
Inst Inorgan & Analyt Chem, Heinrich Buff Ring 17, D-35392 Giessen, GermanyJustus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, Germany
Bhandari, Dhaka R.
Hrdina, Radim
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机构:
Justus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, GermanyJustus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, Germany
Hrdina, Radim
Schreiner, Peter R.
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机构:
Justus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, GermanyJustus Liebig Univ, Inst Organ Chem, Heinrich Buff Ring 17, D-35392 Giessen, Germany