Artículo
Structure and Absolute Configuration of 4-(a-D-Erythrofuranosyl)-1,3-dihydro-3-methyll-( p-tolyl)-2H-imidazole-2-thione, C 15 H18N2038
Autor/es | Criado Vega, Alberto
Conde Amiano, Alejandro Márquez Delgado, Rafael |
Departamento | Universidad de Sevilla. Departamento de Física de la Materia Condensada |
Fecha de publicación | 1985 |
Fecha de depósito | 2017-12-14 |
Publicado en |
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Resumen | M r = 306.4, monoclinic, P21, a = 14.686 (6),
b=5.359(4), c=9.439(3) A, fl=98.68(3) ° , V=
734.4 (7)/I,3, Z = 2, D x = 1.38 Mg m -3, 2(Mo Kct) =
0.7107 A, /t = 0-22 mm -1, F(000) = 324, T= 300 K,
final R=0.042 (wR=0.037) ... M r = 306.4, monoclinic, P21, a = 14.686 (6), b=5.359(4), c=9.439(3) A, fl=98.68(3) ° , V= 734.4 (7)/I,3, Z = 2, D x = 1.38 Mg m -3, 2(Mo Kct) = 0.7107 A, /t = 0-22 mm -1, F(000) = 324, T= 300 K, final R=0.042 (wR=0.037) for 1987 observed independent reflections. The sugar ring has a conformation intermediate between 3T 2 and 3E. The configuration of the imidazole ring with respect to the furanose ring is anti, the glycosidic angle being -9.3 (4) ° . The crystal packing is governed by hydrogen bonds involving OH groups and S atoms, forming infinite chains along [001]. |
Cita | Criado Vega, A., Conde Amiano, A. y Márquez, R. (1985). Structure and Absolute Configuration of 4-(a-D-Erythrofuranosyl)-1,3-dihydro-3-methyll-( p-tolyl)-2H-imidazole-2-thione, C 15 H18N2038. Acta crystallographica. Section C, Crystal structure communications, 41 (AUG), 1212-1214. |
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