Selective polymorph transformation via solvent-drop grinding.

Chemical communications (Cambridge, England)

PubMedID: 15700068

Trask AV, Shan N, Motherwell WD, Jones W, Feng S, Tan RB, Carpenter KJ. Selective polymorph transformation via solvent-drop grinding. Chem Commun (Camb). 2005;(7):880-2.
A method of inducing specific polymorph transformations is exemplified with two single-component systems, whereby a given crystal form undergoes conversion when subjected to solid state grinding in the presence of a minor quantity of a certain solvent.