P. Barraclough et al., SYNTHESIS OF A-RING ISOMAZOLE OXYPROPANOLAMINES VIA HYDROLYSIS OF 1H-IMIDAZO[4,5-C]PYRIDINE OXAZOLIDIN-2-ONES, Journal of chemical research. Synopses, (6), 1997, pp. 196
The base-catalysed hydrolysis of oxazolidin-2-one 15 gives an oxypropa
nolamine 7 and 4,5-dihydro-1H-imidazo[4,5-c]-pyridin-4-ones (17-19) an
d may occur by a B-AL mechanism.