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Expedient Iron-Catalyzed C-H Allylation/ Alkylation by Triazole Assistance with Ample Scope
被引:156
|作者:
Cera, Gianpiero
[1
]
Haven, Tobias
[1
]
Ackermann, Lutz
[1
]
机构:
[1] Univ Gottingen, Inst Organ & Biomol Chem, Tammannstr 2, D-37077 Gottingen, Germany
基金:
欧洲研究理事会;
关键词:
alkylation;
allylation;
C-H activation;
iron;
triazoles;
LATE-STAGE DIVERSIFICATION;
CARBON-CARBON BONDS;
COUPLING REACTIONS;
ARYLATION;
CARBOXAMIDES;
HYDROGEN;
FUNCTIONALIZATION;
ACTIVATION;
C(SP(2))-H;
ARENES;
D O I:
10.1002/anie.201509603
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
Triazole assistance set the stage for a unified strategy for the iron-catalyzed C-H allylation of arenes, heteroarenes, and alkenes with ample scope. The versatile catalyst also proved competent for site-selective methylation, benzylation, and alkylation with challenging primary and secondary halides. Triazole-assisted C-H activation proceeded chemo-, site-, and diastereo-selectively, and the modular TAM directing group was readily removed in a traceless fashion under exceedingly mild reaction conditions.
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页码:1484 / 1488
页数:5
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