Crystal and molecular structure of 2-(7-cyanonorcaran-7-yl)-5-(ethoxycarbonyl)-4,5,6,11b-tetrahydro(Δ<sup>4</sup>-1,2,4-oxadiazolino)-[2,3-a]-β-carboline, C<sub>23</sub>H<sub>24</sub>N<sub>4</sub>O<sub>3</sub>
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28
摘要：
The structure of the title compound, C<sub>23</sub>H<sub>24</sub>N<sub>4</sub>O<sub>3</sub>, was determined by X-rays.M <sub> r </sub>=404.47, orthorhombic, space groupPna2<sub>1</sub>; unit cell dimensionsa=9.0386(4),b=28.0249(14),c=7.8936(9) Å,V <sub> c </sub>=1999.49(3) Å<sup>3</sup>,Z=4,D <sub> x </sub>=344 Mg m<sup>–1</sup>. CuK<img src="/content/R735M2837410773M/xxlarge945.gif" alt="agr" align="BASELINE" border="0"> radiation (graphite crystal monochromator, <img src="/content/R735M2837410773M/xxlarge955.gif" alt="lambda" align="BASELINE" border="0">=54178 Å),<img src="/content/R735M2837410773M/xxlarge956.gif" alt="mgr" align="MIDDLE" border="0">(CuK<img src="/content/R735M2837410773M/xxlarge945.gif" alt="agr" align="BASELINE" border="0">)=0.699 mm<sup>–1</sup>,F(000)=856,T=295 K. Final conventionalR-factor=0.030,R <sub> w </sub>=0.037 for 3215 unique reflections and 366 variables. The structure was solved by automated rotation functions in vector space, usingDirdif. The abso
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DOI：
10.1007/BF01171021
被引量：
年份：
1988
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