4-(Acetylamino)-2-nitrobenzoic acid → 4-Amino-2-nitrobenzoic Acid

참여 물질

반응 조건

반응 단계

3.36 g (0.0185 mol) of 4-acetamido-2-nitrobenzoic acid were dissolved in 34 ml of 10% KOH and stirred at 90° for 1 hr. After cooling to 0° C. the mixture was acidified with 37% HCI, stirred for a further 1 hr., the precipitate was filtered under suction, washed with water and dried in a high vacuum at 45° C. 2.32 g (69%) of 4-amino-2-nitrobenzoic acid were obtained as yellow crystals. MS: me/e=205 (C7H6NaN2O4 +).

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