1. Solvent-Free Organic Synthesis
2. Crystallinity (in situ) is especially important for polymers (and other slightly soluble compounds) that otherwise are difficult to crystallize by conventional procedures from solution. See: (a) Enkelmann., V.Adv. Polym.Sci.1984,63, 91, (b) Hasegawa, M.Chem. Rev.1983,83, 507, (c) Schwörer, H. E. M.; Huber, R.; Bloor, D.Chem. Phys.Lett.1976,42, 342, and (d) Xiao, J.; Yang, M.; Lauher, J. W.; Fowler, F. W.Angew.Chem.Int. Ed.2000,39, 2132.
3. Solid-state photochemical reactions
4. Crystallographic Structure Determination of Unstable Species