✦ LIBER ✦

A theoretical study of [2.2.2]paracyclophane-1,9,17-triene and its possible conversion to 12b,12c,12d,12e,12f,12g-hexahydrocoronene and coronene

✍ Scribed by M.J. Rioseras-Garcia; J.M. Hernando-Huelmo

Book ID: 113258343
Publisher: Elsevier Science
Year: 1995
Tongue: English
Weight: 464 KB
Volume: 337
Category: Article
ISSN: 0166-1280
DOI: 10.1016/0166-1280(94)04023-l

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Bridged [18]annulenes. 12b,12c,12d,12e,1

Bridged [18]annulenes. 12b,12c,12d,12e,12f,12g-Hexahydrocoronene and its mono- and dibenzo analogs. Ring-current contribution to chemical shifts as a measure of degree of aromaticity

✍ Otsubo, T.; Gray, R.; Boekelheide, V. 📂 Article 📅 1978 🏛 American Chemical Society 🌐 English ⚖ 1000 KB

ChemInform Abstract: Synthesis of syn-3a

ChemInform Abstract: Synthesis of syn-3a(12c),9a(9b)-Dihomoperylene-3,10-dione, (E)-syn-2,2′-Bi(7H-1,6-methano[10]annulenylidene)-7,7′-dione and of Its Rearrangement Product, trans-12a,12b-Dihydro-3a(12c),9a(9b)-dihomoperylene-3,10-dione.

✍ Aderson de Farias Dias; Thomas Helwig; Johann Lex; Joseph Miller; Hans Schmickle 📂 Article 📅 2000 🏛 John Wiley and Sons ⚖ 28 KB 👁 1 views

Contribution to range statistics of Boro

Contribution to range statistics of Boron implanted into Silicon at high energies: A. G. K. Lutsch, C. A. B. Ball, F. D. Auret and H. C. Snyman Microelectron. J. 12(2) 25 (1981)

📂 Article 📅 1983 🏛 Elsevier Science 🌐 English ⚖ 91 KB

electron. J. 12(3) 33 (1981). mrpose of this paper is to review the subject of n and carbon in silicon crystals in terms of: (1) origin and concentration; (2) their effect on the .tion of crystalline defects and the impact of these '. devices; and (3) the industrial trends regarding .~ms related to

Contribution to range statistics of Boro

Contribution to range statistics of Boron implanted into Silicon at high energies : A. G. K. Lutsch, C. A. B. Ball, F. D. Auret and H. C. Snyman. Microelectron. J.12 (2) 25 (1981)

📂 Article 📅 1981 🏛 Elsevier Science 🌐 English ⚖ 126 KB

Pain and its problems. Edited by Sir Hen

Pain and its problems. Edited by Sir Heneage Ogilvie, K.B.E., D.M., M.Ch., F.R.C.S., and William A. R. Thomson, M.D. A “Practitioner” Handbook. 5 1/2 × 8 1/2 in. Pp. 194. 1950. London: Eyre & Spottiswoode Ltd. (for The Practitioner). 12s. 6d

📂 Article 📅 1952 🏛 John Wiley and Sons 🌐 English ⚖ 144 KB 👁 2 views

Electrophilic and oxidative chemistry of

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/

✍ Okazaki, Takao; Laali, Kenneth K. 📂 Article 📅 2004 🏛 Royal Society of Chemistry 🌐 English ⚖ 409 KB