Isolation of two conformers of Z,Z-Tribenzo[c,g,k][12]annulene-1,2- dione

Tetrahedron Letters

Volumn 40, Issue 15, 1999, Pages 2961-2964

  Kuwatani, Yoshiyuki ^a   Kusaka, Ayako ^a   Iyoda, Masahiko ^a   Yamamoto, Gaku ^b  

^a TOKYO METROPOLITAN UNIVERSITY   (Japan)

^b KITASATO UNIVERSITY   (Japan)

Author keywords

Conformation; Diones; NMR; X ray crystal structures

Indexed keywords

ANNULENE DERIVATIVE; TRIBENZO[C,G,K][12]ANNULENE 1,2 DIONE; UNCLASSIFIED DRUG;

ARTICLE; CHEMICAL STRUCTURE; CRYSTAL STRUCTURE; ISOMERISM; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; SYNTHESIS; X RAY CRYSTALLOGRAPHY;

EID: 0033537818     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(99)00337-8     Document Type: Article

References (16)

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10. Ferrera, J. D.; Tessier-Youngs, C.; Youngs, W. J. J. Am. Chem. Soc. 1988, 110, 3326-3327; Solooki, D.; Bradshaw, J. D.; Tessier, C. A.; Youngs, W. A. Organometallics 1994, 13, 451-455 and references cited therein.
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12. Mohler, D. L.; Vollhardt, K. P. C.; Wolff, S. Angew. Chem., Int. Ed. Engl. 1990, 29, 1151-1154.
13. 3) δ 137.4, 137.2, 133.6, 132.0, 129.2, 127.6, 127.45, 127.37, 127.3, 126.8, 124.5, 73.4.
14. Freudenberger, J. H.; Konradi, A. W.; Pedersen, S. F. J. Am. Chem. Soc., 1989, 111, 8014-8016.
15. Details of the stereochemistry of 11 will be reported elsewhere.
16. w = 0.050, GOF = 1.72 for 613 observed reflection out of 236 unique reflections. Atomic coordinates, bond lengths and angles, and thermal parameters have been deposited at Cambridge Crystallographic Data Centre.