Technology

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