Synthesis of aza-β-lactams by rhodium carbenoid mediated cyclisation
✍ Scribed by Christopher J. Moody; Christopher J. Pearson; Geoffrey Lawton
- Publisher
- Elsevier Science
- Year
- 1985
- Tongue
- French
- Weight
- 109 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
✦ Synopsis
Sumnary:
Treatment of the diazo-compounds (31, obtained in two steps from readily available hydrazine derivatives (11, with a catalytic amount of rhodium (II) acetate
📜 SIMILAR VOLUMES
Rhodium (II) acetate catalysed decomposition of the diazo sulphoxides (1) and ( 3) gives the cyclic sulphoxonium ylides ( 2) and ( 4); the structures of ( 2~) and (4a) were confirmed by X-ray crystallography.
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v
Reaction of ethyl lithiodiazoacetate with lactones, thiolactones, and lactams (1, 4, 8) gives the diazo-compounds (2, 5, 9), substrates for rhodium carbenoid cyclisation reactions.