Synthesis of Heterobicycles of δ-Lactam Fused with 1,3-Diazaheterocycles by the Reaction of Heterocyclic Ketene Aminals with α,β-Unsaturated Carboxylic Esters
- 1 June 1989
- journal article
- research article
- Published by Taylor & Francis in Synthetic Communications
- Vol. 19 (9-10) , 1801-1812
- https://doi.org/10.1080/00397918908051079
Abstract
Heterobicycles of δ-lactam fused with imidazolidine (4, 7), hexahydropyrimidine (5, 8), or hexahydro-1, 3-diazepine (6, 9) were synthesized by the reaction of heterocyclic ketene aminals 1, 2 or 3 with ester of α,β-unsaturated carboxylic acids.Keywords
This publication has 6 references indexed in Scilit:
- Synthesis of Cycloalkanone‐Substituted Ketene Aminals and their Reaction with Ethyl PropiolateEuropean Journal of Inorganic Chemistry, 1987
- Synthesis of ketene aminals with an imidazolidine ring by condensation of 4,5‐dihydro‐2‐(methylithio)‐1H‐imidazoles with active methylene compounds and some addition and cyclocondensation reactionsEuropean Journal of Inorganic Chemistry, 1986
- Synthesis of Imidazo[1,2-a]pyridine and Pyrido[1,2-a]pyrimidine Derivatives by the Addition and Cyclocondensation Reactions of Ketenaminals Containing Imidazolidine or Hexahydropyrimidine Ring with Esters of a,b-Unsaturated AcidsHETEROCYCLES, 1986
- Heterocyclic β‐Enamino Esters, 34. New Types of Spiro Compounds by Addition and Cyclization Reactions of 3‐(2‐Imidazolidinylidene)‐ and 3‐(Tetrahydro‐2(1H)‐pyrimidinylidene)dihydro‐2(3H‐furanones with Methyl Acrylate and Dimethyl AcetylenedicarboxylateEuropean Journal of Inorganic Chemistry, 1984
- Heterocyclic β‐Enamino Esters, 33. Addition and Cyclization Reaction of 3‐(2‐Imidazolidinylidene)‐and 3‐(Hexahydro‐2‐pyrimidinylidene)‐2(3H)‐furanones with Hydrochloric Acid, Halogens, and Methyl PropiolateEuropean Journal of Inorganic Chemistry, 1984
- 4-Nitro-1,2,3-triazoles from nitro-αβ-unsaturated gem-diaminesJournal of the Chemical Society, Perkin Transactions 1, 1979