5-(Prop-2-yn-1-yl)-5H-dibenzo[b,f]azepine: orthorhombic polymorph

5-(Prop-2-yn-1-yl)-5H-dibenzo[b,f]azepine: orthorhombic polymorph

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In the title orthorhombic polymorph Temporary Tattoos (space group Iba2), C17H13N, the dihedral angle between the benzene rings is 55.99 (10)° and the azepine ring adopts a boat conformation.In the crystal, molecules are linked by C—H.

π contacts.The previously-reported polymorph [Yousuf et al.(2012).

Acta Cryst.E68, o1101] crystallizes in the monoclinic system Ski de fond - Accessoires - Piece de rechange (space group P21/c) with two molecules in the asymmetric unit.