Literature DB >> 15997078

A monoclinic polymorph of 3,7,7-trimethyl-1-phenyl-5,6,7,8-tetrahydro-1H-pyrazolo[3,4-b]quinolin-5-one.

Jaime Mera1, Jairo Quiroga, Justo Cobo, John N Low, Christopher Glidewell.   

Abstract

A second, monoclinic, polymorph of the title compound, C19H19N3O, is reported. In this polymorph, the molecules are linked into chains by paired C-H...pi hydrogen bonds and the chains are linked into sheets by pi stacking interactions.

Entities:  

Year:  2005        PMID: 15997078     DOI: 10.1107/S0108270105016501

Source DB:  PubMed          Journal:  Acta Crystallogr C        ISSN: 0108-2701            Impact factor:   1.172


  1 in total

1.  The crystal structure of 3-chloro-2-(4-methyl-phenyl)-2H-pyrazolo-[3,4-b]quinoline.

Authors:  Haliwana B V Sowmya; Tholappanavara H Suresha Kumara; Jerry P Jasinski; Sean P Millikan; Hemmige S Yathirajan; Christopher Glidewell
Journal:  Acta Crystallogr E Crystallogr Commun       Date:  2015-04-30
  1 in total

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