Three new, highly crystalline 2,5-dibromothiophene compounds polymerise on standing in the absence of solvent and catalyst; X-ray crystallography shows that the molecules are held in close proximity by several short intermolecular contacts, facilitating the coupling of monomers.
- materials science
Spencer, H. J., Berridge, R., Crouch, D. J., Wright, S. P., Giles, M., McCulloch, I., ... Skabara, P. J. (2003). Further evidence for spontaneous solid-state polymerisation reactions in 2,5-dibromothiophene derivatives. Journal of Materials Chemistry, 13(9), 2075-2077. https://doi.org/10.1039/b307575n