4.4 Article

Efficient Copper-Catalyzed Synthesis of 4-Aminoquinazoline and 2,4-Diaminoquinazoline Derivatives

Journal

SYNLETT
Volume -, Issue 1, Pages 101-106

Publisher

GEORG THIEME VERLAG KG
DOI: 10.1055/s-0029-1218530

Keywords

copper; Ullmann-type reaction; cross-coupling; quinazoline; synthetic method

Funding

  1. National Natural Science Foundation of China [20672065, 20732004, 20872010, 20972083]
  2. Chinese 863 Project [2007AA02ZI60, 2006DFA43030]
  3. Key Subject Foundation from Beijing Department of Education [XK100030514]

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We have developed an efficient copper-catalyzed method for the synthesis of 4-aminoquinazoline and 2,4-diaminoquinazoline derivatives via reactions of substituted 2-bromobenzonitriles with amidines or guanidine, and the method is of economical and practical advantage.

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