Hydrogen-bonded chains in isostructural 5-meth­yl-2-(4-methyl­phen­yl)-7,8-dihydro-6H-cyclo­penta­[g]­pyra­zolo­[1,5-a]pyrimidine, 2-(4-chloro­phen­yl)-5-meth­yl-7,8-dihydro-6H-cyclo­penta­[g]pyrazolo[1,5-a]pyrimidine and 2-(4-bromo­phen­yl)-5-meth­yl-7,8-dihydro-6H-cyclo­penta­[g]pyrazolo[1,5-a]pyrimidine, and sheets of π-stacked hydrogen-bonded chains in 2-(4-methoxy­phen­yl)-5-meth­yl-7,8-dihydro-6H-cyclo­penta­[g]­pyrazolo[1,5-a]pyrimidine

Portilla, J.; Quiroga, J.; Cobo, J.; Low, J.N.; Glidewell, C.

doi:10.1107/S0108270105016720

Acta Crystallographica Section C
Acta Crystallographica
Section C STRUCTURAL CHEMISTRY

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Figure 3
The molecule of (III)

, showing the atom-labelling scheme. For clarity, only the major orientation of the disordered CH₂ group is shown. Displacement ellipsoids are drawn at the 30% probability level.

STRUCTURAL
CHEMISTRY

ISSN: 2053-2296

Volume 61| Part 7| June 2005| Pages o452-o456

doi:10.1107/S0108270105016720

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