Solid phase synthesis of chiral 2-amino-benzimidazoles
โ Scribed by Jinbo Lee; Amanda Doucette; Noel S Wilson; John Lord
- Publisher
- Elsevier Science
- Year
- 2001
- Tongue
- French
- Weight
- 145 KB
- Volume
- 42
- Category
- Article
- ISSN
- 0040-4039
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๐ SIMILAR VOLUMES
A solid-phase synthesis of benzimidazoles, substituted on the aromatic ring by a variety of groups or atoms, is described. Intermediate 3, derived from the acylation of a resin-bound secondary amine with Fmoc-glycine, was elaborated via nucleophilic displacement with substituted o-halonitroarenes to
A solid-phase synthesis that provides easy access to 2-amino-5-sulfanylthiazoles with variable substituents at C-2, C-4, and C-5 has been developed. The key step of this synthesis is a new C-sulfanylation of resin-bound 2-aminothiazoles by mixtures of various sulfur-containing building blocks and io
An efficient liquid-phase synthesis of 2-alkylthio-5-carbamoylbenzimidazoles 1 is described. Immobilized ofluoronitrobenzene 2 undergoes nucleophilic addition of primary amine to afford o-nitroaniline derivatives 3. Subsequent reduction of the aromatic nitro group followed by cyclization gives a PEG