1,2-Oxazine chemistry—III
| Autor: | D.A.R. Williams, F. G. Riddell |
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| Rok vydání: | 1974 |
| Předmět: | |
| Zdroj: | Tetrahedron. 30:1097-1100 |
| ISSN: | 0040-4020 |
| DOI: | 10.1016/s0040-4020(01)97274-6 |
| Popis: | The conformational equilibria of methyl groups on the four carbon atoms of the tetrahydro-1,2-oxazine ring are investigated. Correlation of these equilibria with the 1,3-transannular distances in this system shows that oxygen is a “softer” atom than nitrogen. |
| Databáze: | OpenAIRE |
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