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. 2012 Jan;68(Pt 1):o245.
doi: 10.1107/S1600536811054730. Epub 2011 Dec 23.

(E)-2,2'-[3-(2-Nitro-phen-yl)prop-2-ene-1,1-di-yl]bis-(3-hy-droxy-cyclo-hex-2-en-1-one)

Joo Hwan Cha, Young Hee Kim, Jae Kyun Lee, Yong Seo Cho

(E)-2,2'-[3-(2-Nitro-phen-yl)prop-2-ene-1,1-di-yl]bis-(3-hy-droxy-cyclo-hex-2-en-1-one)

Joo Hwan Cha et al. Acta Crystallogr Sect E Struct Rep Online. 2012 Jan.

Abstract

In the title compound, C(21)H(21)NO(6), each of the cyclo-hexenone rings adopts a half-chair conformation. Each of the pairs of hy-droxy and carbonyl O atoms are oriented to allow for the formation of intra-molecular O-H⋯O hydrogen bonds, which are typical of xanthene derivatives.

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Figures

Fig. 1.
Fig. 1.
The molecular structure of (I) showing the atomic numbering and 50% probability displacement ellipsoid.
See this image and copyright information in PMC

References

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