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Beilstein J. Org. Chem. 2018, 14, 2354–2365, doi:10.3762/bjoc.14.211
Graphical Abstract
Scheme 1: Syntheses of gyroscope like platinum and rhodium complexes and dibridgehead diphosphines derived th...
Scheme 2: Synthesis and alkene metathesis of the monophosphorus precursor 1·BH3.
Figure 1: The 13C{1H} NMR spectra (CDCl3, 100 MHz) of in,out-2·2BH3, (in,in/out,out)-2·2BH3, 6·2BH3, and the ...
Scheme 3: Synthesis of the diphosphorus precursor 11·2BH3.
Scheme 4: Truncated approaches to the diphosphorus precursor 11·2BH3 from 10.
Scheme 5: Alkene metathesis of the diphosphorus precursor 11·2BH3.
Scheme 6: Schematic comparison of the key alkene metathesis steps in Scheme 2 and Scheme 5.
Scheme 7: Steps that set the in,in/out,out vs in,out stereochemistry of 2·2BH3 in Scheme 2 and Scheme 5.
Scheme 8: Another non-metal-templated approach to dibridgehead diphosphorus compounds.
Scheme 9: Previously synthesized dibridgehead diphosphine diboranes.
Scheme 10: Alkene metathesis of the tetraalkenyldiphosphine diborane 19·2BH3.
Beilstein J. Org. Chem. 2017, 13, 2486–2501, doi:10.3762/bjoc.13.246
Scheme 1: Some previously reported iodine(III) dichlorides relevant to this work.
Scheme 2: Syntheses of fluorous compounds of the formula RfnCH2X.
Scheme 3: Syntheses of fluorous compounds of the formula CF3CF2CF2O(CF(CF3)CF2O)xCF(CF3)CH2X'.
Scheme 4: Attempted syntheses of aliphatic fluorous iodine(III) dichlorides RfnICl2.
Scheme 5: Syntheses of aromatic fluorous compounds with one perfluoroalkyl group.
Scheme 6: Syntheses of aromatic fluorous compounds with two perfluoroalkyl groups.
Figure 1: Partial 1H NMR spectra (sp2 CH, 500 MHz, CDCl3) relating to the reaction of 1,3,5-(Rf6)2C6H3I and Cl...
Figure 2: Two views of the molecular structure of 1,3,5-(Rf6)2C6H3I with thermal ellipsoids at the 50% probab...
Figure 3: Ball-and-stick and space filling representations of the unit cell of 1,3,5-(Rf6)2C6H3I.
Figure 4: Free energies of chlorination of relevant aryl and alkyl iodides to the corresponding iodine(III) d...
Scheme 7: Other relevant fluorous compounds and reactions.
Figure 5: Views of the helical motif of the perfluorohexyl segments in crystalline 1,3,5-(Rf6)2C6H3I (left) a...