10-(4-Chlorophenyl)-7-methyl-5,6-di-hydrobenzo[h]pyrazolo[5,1-6]quinazoline and 2-(4-chlorophenyl)-5-methyl-6,7-dihydrobenzo[h]pyrazolo-[1,5-a]quinazoline: Isomeric molecules linked into hydrogen-bonded dimers or π-stacked chains

Acta Crystallographica Section C: Crystal Structure Communications

Volumn 60, Issue 8, 2004, Pages

  Low, John N ^a   Cobo, Justo ^b   Quiroga, Jairo ^c   Portilla, Jaime ^c   Glidewell, Christopher ^d  

^a UNIVERSITY OF ABERDEEN   (United Kingdom)

^b UNIVERSITY OF JAÉN   (Spain)

^c UNIVERSIDAD DEL VALLE   (Colombia)

^d UNIVERSITY OF ST ANDREWS   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

CYCLOCONDENSATION; HETEROAROMATIC COMPOUNDS; ISOMERIC MOLECULES;

CHEMICAL BONDS; DIMERS; HYDROGEN; ISOMERS; MOLECULAR PHYSICS; X RAY CRYSTALLOGRAPHY;

AROMATIC COMPOUNDS;

ARENE;

EID: 4444372180     PISSN: 01082701     EISSN: None     Source Type: Journal    
DOI: 10.1107/S0108270104015616     Document Type: Article

References (12)

1. Casey, F. B., Abboa-Offei, B. E. & Marretta, J. (1980). J. Pharmacol. Exp. Ther. 213, 432-436.
2. Cremer, D. & Pople, J. A. (1975). J. Am. Chem. Soc. 97, 1354-1358.
3. Evans, D. G. & Boeyens, J. C. A. (1989). Acta Cryst. B45, 581-590.
4. Ferguson, G. (1999). PRPKAPPA, University of Guelph, Canada.
5. Fry, D. W., Kraker, A. J., McMichael, A., Ambroso, L. A., Nelson, J. M., Leopold, W. R., Connors, R. W. & Bridges, A. L. (1994). Science, 265, 1093-1095.
6. McArdle, P. (2003). OSCAIL for Windows. Version 10. Crystallography Centre, Chemistry Department, NUI Galway, Ireland.
7. McQuaid, L., Smith, E., South, K., Mitch, C. H., Schoepp, D., True, R., Calligaro, D., O'Malley, P., Lodge, D. & Ornstein, P. (1992). J. Med. Chem. 35, 3319-3324.
8. Nonius (1998). COLLECT. Nonius BV, Delft, The Netherlands.
9. Otwinowski, Z. & Minor, W. (1997). Methods in Enzymology, Vol. 276, Macromolecular Crystallography, Part A, edited by C. W. Carter Jr & R. M. Sweet, pp. 307-326. New York: Academic Press.
10. Sheldrick, G. M. (1997). SHELXS97 and SHELXL97. University of Göttingen, Germany.
11. Sheldrick, G. M. (2003). SADABS. Version 2.10. University of Göttingen, Germany.
12. Spek, A. L. (2003). J. Appl. Cryst. 36, 3-17.