Michael Addition Reaction without Catalyst: The Synthesis of 2-Amino-5, 6, 7, 8-tetrahydro-5-oxo-4-aryl-7, 7-dimethyl- 4H-benzo-[b]-pyran Derivatives
- Resource Type
- Academic Journal
- Authors
- Shu Jiang TU; Xiao Hong LIU; Heng Jun MA; Da Qing SHI; Fang LIU
- Source
- 中国化学快报(英文版) / CHINESE CHEMICAL LETTERS. 13(5):393-395
- Subject
- Bcnzo-[b]-pyran
dimetone
ethylene glycol
- Language
- Chinese
- ISSN
- 1001-8417
Aseries of tetrahydrobenzo-[b]-pyran derivative was synthesized by the reaction of arylmethylene malononitrile or arylmethylene cyanoacetate with dimedone in ethylene glycol at 80(C without catalyst. The structures of the two products were characterized by X-ray diffraction.