2H-1-Benzopyrans. III. 4-Hydroxy-3-methoxycarbonyl-2-dimethoxyphosphoryl-2H-1-benzopyran
Autor: | K. Kostka, M. J. Grabowski, T. A. Olszak, R. Modranka, A. Olszak |
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Rok vydání: | 1998 |
Předmět: | |
Zdroj: | Acta Crystallographica Section C Crystal Structure Communications. 54:1459-1461 |
ISSN: | 0108-2701 |
DOI: | 10.1107/s0108270198005241 |
Popis: | The title compound, C 13 H 15 O 7 P, consists of two condensed rings, namely, a pyranoid ring with an axially attached partially disordered dimethoxyphosphoryl group and a benzene ring. The conformation of the pyranoid ring is halfway between half-boat and half-chair, and the fusion of the rings does not exert significant influence on the planarity of the benzene ring. |
Databáze: | OpenAIRE |
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