An Electronic Mechanism of Addition Reactions
β Scribed by SINGH, LAKHBIR
- Book ID
- 109596232
- Publisher
- Nature Publishing Group
- Year
- 1958
- Tongue
- English
- Weight
- 206 KB
- Volume
- 181
- Category
- Article
- ISSN
- 0028-0836
- DOI
- 10.1038/181110a0
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π SIMILAR VOLUMES
For the reactions of RPtOl(flHBut)Cl with PrtNH and ButNHz in CHy222, relative rates and product ratios suggest an eliminatiokaddition mechanism with a reartive fmonomerici metaphosphonimidate intermediate.
Vmylacetylene 1 undergoes reactions with dienopNles by a mechanism involving initial addition of acids to the triple bond, cycloaddition, and elimination of add. For more than half a century the fact that vinylacetylenes can undergo cycloaddition reaclions with dienophiles ("dehydro Die&Alder reacti
Sumary: Phenylacetylenes (PhCXQ with Q = PhS02, I, SPh, 8u3Sn PhC$Hg) undergo free radical chain substitution reactions with RHgCl, R2Hg, (Et0)2P(O)HgCl, (PhS)2Hg or (PhS02)2Hg. The relative reactivities of PhCXQ towards c-C6HII\* are Q = PhS02 (65) > I (19) > Bu3Sn (1.0).