Synthesis and Conformational Analysis of Bis(1,3-dioxan-5-yl)ethane Derivatives
✍ Scribed by Reinhard W. Hoffmann; Karsten Menzel; Klaus Harms
- Publisher
- John Wiley and Sons
- Year
- 2002
- Tongue
- English
- Weight
- 194 KB
- Volume
- 2002
- Category
- Article
- ISSN
- 1434-193X
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📜 SIMILAR VOLUMES
Whereas simple 4,4Ј-bi(1,3-dioxanyl)s 16 and 19 displayed little conformational preference at the inter-ring bond, their derivatives 4 and 13, with equatorial methyl groups in the 5and 5Ј-positions, each showed a strong conformational preference to populate a conformation with a gauche arrangement o
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Azolyl Derivatives of Nitrohalogenobutadienes. Part 2. Synthesis and Some Reactions of 1,1-Bis(3,5-dimethylpyrazol-1-yl) and 1,2,-Reaction of pentahalogenonitrobutadienes (I) with excess amounts of triazole or pyrazole (II) proceeds as electrophilic substitution of both the geminal chlorine atoms to