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Novel Synthesis of 2H-3,1-Benzoxazine Derivatives.

✍ Scribed by Jia-Rong Li; Shu-Ling Ma; Yong-Jiang Sun; Xiao-Jie Wei; Zhi-Ming Zhou


Publisher
John Wiley and Sons
Year
2006
Weight
13 KB
Volume
37
Category
Article
ISSN
0931-7597

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Novel synthesis of 2H-3,1-benzoxazine de
✍ Jia-Rong Li; Shu-Ling Ma; Yong-Jiang Sun; Xiao-Jie Wei; Zhi-Ming Zhou πŸ“‚ Article πŸ“… 2006 πŸ› Journal of Heterocyclic Chemistry 🌐 English βš– 528 KB

## Abstract magnified image On heating of the 2‐amino‐5‐nitrobenzonitrile **1** with cyclohexanone **2a** in the presence of catalyst, the novel compound 6‐nitrospiro[3,1‐benzoxazine‐2,1′‐cyclohexan]‐4(1__H__)‐imine **5a** was formed. Also, reaction of **1** with cyclopentanone **2b** or cyclohept