Tandem reactions of 5-aminoisoxazoles with β,γ-alkynyl-α-imino esters provided two types of isoxazolopyridines in moderate to good yields by using two different silver salts and a phosphoric acid as catalysts.

中文翻译：

---

异恶唑并[5,4-b]吡啶的发散合成

使用两种不同的银盐和磷酸作为催化剂，5-氨基异恶唑与 β,γ-炔基-α-亚氨基酯的串联反应以中等至良好的收率提供了两种类型的异恶唑并吡啶。