Citation: Ruo Xi LAN, Sheng JIN, Zheng Ming Li. NEW HETEROCYCLIC SYSTEM SYNTHESIS H THE REACTION OF 2,3-DIHYDRO-1,5-BENZOTHIAZEPINES WITH DICHLOROCARBENE[J]. Chinese Chemical Letters, ;1992, 3(1): 9-10. shu

NEW HETEROCYCLIC SYSTEM SYNTHESIS H THE REACTION OF 2,3-DIHYDRO-1,5-BENZOTHIAZEPINES WITH DICHLOROCARBENE

a Department of Chemistry, Peking University, Beijing 100871;
b Zheng Ming LI Elemento-Organic Chemistry Laboratory, Nankai University, Tianjing 300071

Received Date: 9 September 1991

The reaction of two series of 2,3-dihydro-1,5-henzothiazepines Ⅰ with dichloro-carbene,gave azirino [2,1-d] [1,5]benzothiazepines Ⅷ,azirino [2,1-e] [1,6]benzothiazocines Ⅸ,pyrrolo [2,1-b] [1,3]benzothiazoles Ⅹ,substituted-cyclopropanes Ⅺ and 2H-1,4-benzothiazin-2-ones Ⅻ.The structures of these products were confirmed by the analytical and spectral data.Compound Ⅷ and Ⅸ are two new ring systems.
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