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Synthesis and Study of Triphenylphosphines Functionalized at the 4-Positions through the Nitrogen Atoms in 1,4,7,10-Tetraoxa-13-azacyclopentadecane and the X-ray Structure of the Oxide of the Molecule Substituted at All Three Positions

โœ Scribed by Mizwicki, Mathew T.; Haddadian, Fereshteh; Kimmerling, T. Shane; Muehl, Brian S.; Sheu, Biing-Jahn; Storhoff, Bruce N.; Huffman, John C.

Book ID
126907074
Publisher
American Chemical Society
Year
2001
Tongue
English
Weight
71 KB
Volume
20
Category
Article
ISSN
0276-7333

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Electrophilic and oxidative chemistry of pyrene and its non-alternant isomers: theoretical (DFT, GIAO-NMR, NICS) study of protonation carbocations and oxidation dications from pyrene, azupyrene (dicyclopenta[ef,kl]heptalene) and dicyclohepta[ed,gh]pentaleneElectronic supplementary information (ESI) available: Table S1: Electronic energies (E), zero point energies (ZPE) and Gibbs free energies (G) obtained from DFT calculations for the studied molecules and cations at B3LYP/6-31G(d) level. Figs. S1, S8 and S10 and Tables S2?S14: Optimized structures and Cartesian coordinates for 1, 1aH+, 1bH22+, 12+, 2, 2aH+, 2aH22+, 22+, 3, 3cH+, 3eH22+ and 32+. Figs. S2, S3 and S4: Computed 13C NMR chemical shifts and NPA-derived charges for 1aH+, 122+ and 12+. Fig. S5: Experimental 13C NMR chemical shifts for 1aH+ and 12+. Figs. S6, S7, and S12: HOMO?LUMO forms in the oxidation dications. Figs. S9 and S11: Bond-lengths in X-ray derived and computed structures for 2 and 3. See http://www.rsc.org/suppdata/ob/b4/b405009f/
โœ Okazaki, Takao; Laali, Kenneth K. ๐Ÿ“‚ Article ๐Ÿ“… 2004 ๐Ÿ› Royal Society of Chemistry ๐ŸŒ English โš– 409 KB