1、Boekelheide recation

2、Boger pyridine synthesis

3、ChichibabinBoger pyridine synthesis

4、Ciamician–Dennstedt

5、Hetero-Diels–Alder reaction

6、Guareschi–Thorpe condensation reaction

7、Hantzsch pyridine synthesis

8、Kröhnke

9、Zincke recation

10、Hammick Alkylation of pyridine