Convenient synthesis of 1a,1b,2,5-tetrahydro-1H-5a-aza-cyclopropa[a]indenes by base promoted cyclodimerization of 1,1-dicyano-2-aryl-3-benzoylcyclopropanes
✍ Scribed by Han, Ying; Tang, Wan-Quan; Guo, Ling-Yu; Yan, Chao-Guo
- Book ID
- 125826052
- Publisher
- Elsevier Science
- Year
- 2014
- Tongue
- French
- Weight
- 489 KB
- Volume
- 70
- Category
- Article
- ISSN
- 0040-4020
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## Abstract 2a,4‐Disubstituted 2‐phthalimido‐2a,3,4,5‐tetrahydro‐1H‐azeto[2,1‐d][1,5]benzothiazepin‐1‐ones were synthesized by cycloaddition reactions of 2,4‐disubstituted 2,3‐dihydro‐1,5‐benzothiazepines and phthalimidoketene, generated from phthalimidoacetyl chloride, in the presence of triethyla