1,3-Dibromo-2,4,6-trinitrobenzene (DBTNB). Crystal engineering and perfect polar alignment of two-dimensional hyperpolarizable chromophores

Chemical Communications Pub Date: 2002-04-15 DOI: 10.1039/B201224C

Abstract

1,3-Dibromo-2,4,6-trinitrobenzene (DBTNB), a two-dimensional charge transfer hyperpolarisable chromophore, crystallises in the non-centrosymmetric space group C2 in perfect polar order leading to an intense powder SHG signal at 1.06 μm.

Graphical abstract: 1,3-Dibromo-2,4,6-trinitrobenzene (DBTNB). Crystal engineering and perfect polar alignment of two-dimensional hyperpolarizable chromophores
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