Cycloaddition de dienophiles organometalliques au dimethyl-1,1 diphenyl-2,5 silacyclopentadiene
✍ Scribed by A Laporterie; J Dubac; P Mazerolles; M Lesbre
- Publisher
- Elsevier Science
- Year
- 1971
- Tongue
- French
- Weight
- 157 KB
- Volume
- 12
- Category
- Article
- ISSN
- 0040-4039
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📜 SIMILAR VOLUMES
## Abstract The preparation of 2.5‐diphenyl‐1‐silacyclopentadienes and their reaction with iron carbonyls and π‐cyclopentadienyl‐dicarbonylcobalt yielding metal‐π‐silole complexes is described. Mass spectral data indicate the existence of an ‘aromatic’ silacyclopentadienyl species.
**Structure of the adduct from 3‐dimethylamino‐2,2‐dimethyl‐2__H__‐azirine and 3‐methyl‐2,4‐diphenyl‐1,3‐oxazolium‐5‐olate** 3‐Dimethylamino‐2,2‐dimethyl‐2__H__‐azirine (**1**) reacts with 3‐methyl‐2,4‐diphenyl‐1,3‐oxazolium‐5‐olate (**5a**) to give a 1:1 adduct (**7**) in a 88% yield. Its crystal