作者:Edward Grochowski、Przemysław Gluziński、Janusz W. Krajewski、Krzysztof Pupek
DOI:10.1016/0022-2860(92)80011-6
日期:1992.6
been synthesized and investigated by 1 H and 13 C NMR, and structural X-ray diffraction methods. The isomer 3( SR ), 4( RS ), 5( RS ) ( I ) crystallizes in a triclinic system, space group P 1 , with cell dimendions α = 9.000(4), b = 9.606(2), c = 13.861(2) A, α = 104.44(2)°; β = 107.06(2)°, γ = 100.28(3)° and Z = 2; the isomer 3( RS ), 4( RS ), 5( RS ) ( II ) crystallizes in a monoclinic system, space
摘要 1,4-二苯基-4-甲硫基-3(4')螺-(2',2')-二甲基-5'-甲氧基-羰基-1',3'-二氧戊环)-2-氮杂环丁酮的两种非对映异构体已通过 1 H 和 13 C NMR 和结构 X 射线衍射方法合成和研究。异构体 3( SR ), 4( RS ), 5( RS ) ( I ) 在三斜晶系中结晶, 空间群 P 1 , 晶胞尺寸 α = 9.000(4), b = 9.606(2), c = 13.861 (2) A, α = 104.44(2)°;β = 107.06(2)°,γ = 100.28(3)°,Z = 2;异构体 3( RS ), 4( RS ), 5( RS ) ( II ) 在单斜晶系中结晶, 空间群 P 2 1 / n , 晶胞尺寸 α = 9.642(1), b = 33.631(4), c = 12.967(1) A, β = 96.766(8)° 和 Z