## Abstract The __N^2^,N^2^β²__βdiisopropyloxalohydrazide/CuO system efficiently catalyzed the direct amination of aryl bromides andiodides with aqueous ammonia in water at 60 Β°C in 24 h or at 120 Β°C in only 20β30 min. Both activated and unactivated aryl and heteroaryl bromides and iodides were read
β¦ LIBER β¦
ChemInform Abstract: Efficient Copper-Catalyzed Direct Amination of Aryl Halides Using Aqueous Ammonia in Water.
β Scribed by Fei Meng; Xinhai Zhu; Ying Li; Jianwei Xie; Bo Wang; Junhua Yao; Yiqian Wan
- Publisher
- John Wiley and Sons
- Year
- 2011
- Weight
- 30 KB
- Volume
- 42
- Category
- Article
- ISSN
- 0931-7597
No coin nor oath required. For personal study only.
β¦ Synopsis
Abstract
The easy availability of the ligand, the commercially available cheap copper source, the use of a green solvent and aqueous ammonia as the readily available nitrogen source are features of this protocol.
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## Abstract The reactions can also be carried out at room temperature, albeit with prolonged reaction times from one to several days.