H. Hagiwara et al., SOLID-STATE ACETYLATION WITH ACETYLIMIDAZOLE - SELECTIVE PROTECTION OF PRIMARY ALCOHOLS AND PHENOLS, Synthetic communications, 28(11), 1998, pp. 2001-2006
Primary alcohols and phenols have been acetylated with acetylimidazole
by the solid state reaction, grinding both substrates with a pestle i
n a mortar.