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syn-exo-4,7-Bis(trimethyl­sil­yl)-4,7-dihydro­[2.2]paracyclo­phane

✍ Scribed by Jones, Peter G. ;Bubenitschek, Peter ;Hopf, Henning ;Savinsky, Rainer

Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
164 KB
Volume
61
Category
Article
ISSN
1600-5368

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syn-exo-4,7,12,15-Tetra­kis(trimethyl­si
syn-exo-4,7,12,15-Tetra­kis(trimethyl­sil­yl)-4,7,12,15-tetra­hydro­[2.2]paracyclo­phane
✍ Jones, Peter G. ;Bubenitschek, Peter ;Hopf, Henning ;Savinsky, Rainer 📂 Article 📅 2005 🏛 International Union of Crystallography 🌐 English ⚖ 136 KB

The title compound, C 28 H 52 Si 4 , crystallizes in the uncommon space group I4 1 22 with 222 symmetry. Despite the reduction of the rings, several features of [2.2]paracyclophane strain are still apparent.

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Bis(η5-penta­methyl­cyclo­penta­dienyl)[bis-η5-syn-[2.2](4,7)­indenophanyl]­diruthenium(II)
✍ Jones, Peter G. ;Hopf, Henning ;Hartig, Thorsten ;Döring, Detlev 📂 Article 📅 2003 🏛 International Union of Crystallography 🌐 English ⚖ 319 KB

Acta Cryst. (2003). E59, m85±m86 tively, out of the plane of the four other atoms; the interplanar angle between the four-atom planes is 1.90 (2) , and the distance between the corresponding centroids is 3.08 A Ê .