2-Propanone, 1-hydroxy-3-(imidazol-4-yl)-, 1-phosphate (6CI) 2-propanone, 1-(1H-imidazol-4-yl)-3-(phosphonooxy)- 3-(imidazol-4-yl)-2-oxopropyl phosphate 99979-59-6 Imidazole acetol phosphate