1,3,5 / 2,4,6-Differentiated hexaalkynylbenzenes: Absorption and fluorescence properties of a D(3h)-symmetric donor-substituted system

Tetrahedron Letters

Volumn 38, Issue 20, 1997, Pages 3499-3502

  Anthony, John E ^a   Khan, Saeed I ^a   Rubin, Yves ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ALKYNE DERIVATIVE; BENZENE DERIVATIVE;

ARTICLE; DRUG STRUCTURE; DRUG SYNTHESIS; FLUORESCENCE; SPECTROPHOTOMETRY; X RAY ANALYSIS;

EID: 0030971739     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(97)00712-0     Document Type: Article

References (20)

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11. Tribromotrialdehyde 5 was prepared in the following way
12. Corey, E. J.; Fuchs, P. L. Tetrahedron Lett. 1972, 3769-3772.
13. w = 0.059 for 3309 independent reflections with I > 3ρ(I).
14. Hofmeister, H.; Annen, K.; Laurent, H.; Wiechert, R. Angew. Chem. Int. Ed. Engl. 1984, 23, 727-729.
15. w = 0.092 for 2908 independent reflections with F > 6ρ(F). Some of the disordered ethyl carbons were refined at two alternate positions with geometrical constraints.
16. (a) Negishi, E.-I.; Okukado, N.; Lovich, S. F.; Luo, F.-T. J. Org. Chem. 1984, 49, 2629-2632.
17. (b) Alami, M.; Ferri, F. Tetrahedron Lett. 1996, 37, 2763-2766.
18. Gillie, A.; Stille, J. K. J. Am. Chem. Soc. 1980, 102, 4933-4941.
19. 2, 0.1 M TBAP) is observed for 8a, indicating mild electron accepting character of the HEB system.
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