英文名稱
3-(4-Hydroxyphenyl)-2(1H)-pyrazinone
3-(4-羥基苯基)吡嗪-2(1H)-酮 (阿莫西林雜質)
Smiles Code
Oc1ccc(cc1)c2nccnc2O
Pale Yellow to Light Brown Solid
DMSO (Slightly), Methanol (Very Slightly, Heated)
Standards; Semi-Synthetic;
3-(4-Hydroxyphenyl)-2(1H)-pyrazinone (Amoxicillin EP Impurity F) is a potential impuritiy of the penicillins, ampicillin and amoxicillin, which have not been reported previously. This impurity may be formed during the semi-synthetic preparation of these antibiotics or upon their degradation.