STRUCTURE OF (R)-(3-HYDROXY-2,3-DIMETHYLBUTYL)TRIPHENYLPHOSPHONIUM IODIDE N-HYDRATE (N-CONGRUENT-TO-1.3)

被引:5
|
作者
VANDERSLUIS, P [1 ]
SPEK, AL [1 ]
机构
[1] STATE UNIV UTRECHT,KRISTAL & STRUCT CHEM LAB,TRANSITORIUM 3,PADUALAAN 8,3584 CH UTRECHT,NETHERLANDS
关键词
D O I
10.1107/S0108270190004140
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
C24H28OP+.I-.nH2O (n congruent-to 1.3), M(r) = 513.78, monoclinic, P2(1), a = 9.044 (1), b = 14.173 (1), c = 10.441 (1) angstrom, beta = 115.23 (1)-degrees, V = 1210.7 (2) angstrom 3, Z = 2, D(x) = 1.409 g cm-3, lambda(Mo K-alpha) = 0.71073 angstrom, mu = 13.9 cm-1, F(000) = 522, T = 295 K, R = 0.018 for 2854 unique observed diffractometer data [I greater-than-or-equal-to 2.5-sigma-(I)]. The absolute configuration at the chiral centre is retained during the four-step synthesis of the title compound from (S)-methyl 3-hydroxy-2-methylpropanoate. The structure contains an infinite hydrogen-bond chain in the a direction involving I, H2O and the hydroxyl group.
引用
收藏
页码:2429 / 2431
页数:3
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