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. 2012 Aug 1;68(Pt 8):o2592-3.
doi: 10.1107/S1600536812033570. Epub 2012 Jul 28.

2-Amino-7,7-dimethyl-5-oxo-4-(p-tol-yl)-5,6,7,8-tetra-hydro-4H-chromene-3-carbonitrile

Sumati Anthal, Goutam Brahmachari, Sujay Laskar, Bubun Banerjee, Rajni Kant, Vivek K Gupta

2-Amino-7,7-dimethyl-5-oxo-4-(p-tol-yl)-5,6,7,8-tetra-hydro-4H-chromene-3-carbonitrile

Sumati Anthal et al. Acta Crystallogr Sect E Struct Rep Online. .

Abstract

In the title mol-ecule, C(19)H(20)N(2)O(2), the cyclo-hexene ring adopts a sofa conformation, while the pyran ring adopts a flattened boat conformation. In the crystal, mol-ecules are linked by N-H⋯N and N-H⋯O hydrogen bonds, forming a two-dimensional network parallel to (010).

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Figures

Fig. 1.
Fig. 1.
The molecular structure of the title compound with ellipsoids are drawn at the 40% probability level. H atoms are shown as small spheres of arbitrary radii.
Fig. 2.
Fig. 2.
The packing arrangement of molecules viewed along the a axis. Hydrogen bonds are shown as dashed lines.
See this image and copyright information in PMC

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