Ketorolac EP Impurity A ;Ketorolac USP Related Compound B ;1-Hydroxy Ketorolac Impurity

Ketorolac EP Impurity A ;Ketorolac USP Related Compound B ;1-Hydroxy Ketorolac Impurity

(1-hydroxy-2,3-dihydro-1H-pyrrolizin-5-yl)(phenyl)methanone

Impurity reference standard used for related substances testing of Ketorolac (Acid) drug substance and drug product per pharmacopoeial limits.