Issue 16, 2001
From the journal:

Chemical Communications

Crystal engineering using very short and linear C(sp)–H⋯N hydrogen bonds: formation of head-to-tail straight tapes and their assembly into nonlinear optical polar crystals

Masakazu Ohkita,*a   Takanori Suzuki,a   Keitaro Nakatanib  and  Takashi Tsuji*a  

* Corresponding authors

a Division of Chemistry, Graduate School of Science, Hokkaido University, Sapporo, Japan.
E-mail: ohkita@sci.hokudai.ac.jp, tsuji@sci.hokudai.ac.jp

b Départment de Chimie, Ecole Normale Supérieure de Cachan, 61, Avenue du Préridant Wilson, Cachan Cedex, France

Abstract

The crystallization of 4-ethynylpyridine (1) and 4-(4-ethynylphenyl)ethynylpyridine (2) leads to C(sp)-H⋯N hydrogen bonded straight tapes that further assemble into polar crystals, in the case of 2, and show intense powder SHG response, 8 times more efficient than crystalline urea.

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Article information

DOI
https://doi.org/10.1039/B103689K
Article type
Communication
Submitted
24 Apr 2001
Accepted
26 Jun 2001
First published
19 Jul 2001

Chem. Commun., 2001, 1454-1455

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Crystal engineering using very short and linear C(sp)–H⋯N hydrogen bonds: formation of head-to-tail straight tapes and their assembly into nonlinear optical polar crystals

M. Ohkita, T. Suzuki, K. Nakatani and T. Tsuji, Chem. Commun., 2001, 1454 DOI: 10.1039/B103689K

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