- Nickel-catalyzed amination of aryl sulfamates and carbamates using an air-stable precatalyst.
Nickel-catalyzed amination of aryl sulfamates and carbamates using an air-stable precatalyst.
Organic letters (2012-08-02)
Liana Hie, Stephen D Ramgren, Tehetena Mesganaw, Neil K Garg
PMID22849697
RÉSUMÉ
A facile nickel-catalyzed method to achieve the amination of synthetically useful aryl sulfamates and carbamates is reported. Contrary to most Ni-catalyzed amination reactions, this user-friendly approach relies on an air-stable Ni(II) precatalyst, which, when employed with a mild reducing agent, efficiently delivers aminated products in good to excellent yields. The scope of the method is broad with respect to both coupling partners and includes heterocyclic substrates.
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