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100 mg

Catalog no

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Chemical's main applications

(R)-4-(4-Hydroxyphenyl)-2,5-oxazolidinedione is a cyclic anhydride and intermediate in the synthesis of 3-(4-Hydroxyphenyl)-2(1H)-pyrazinone (H951260), which is a potential impuritiy of the penicillins, ampicillin and amoxicillin, which have not been reported previously. 3-(4-Hydroxyphenyl)-2(1H)-pyrazinone impurity may be formed during the semi-synthetic preparation of these antibiotics or upon their degradation.

Other name

(-)-4-(p-Hydroxyphenyl)-2,5-oxazolidinedione; D-(-)-p-Hydroxy-N-carboxyphenylglycyl Anhydride

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Physical properties

Light Yellow Solid

Melting temperature

No Data Available

Boiling temperature

No Data Available

Stability conditions

No Data Available


No Data Available

Stock availability

Pending QC

Cas number


Chemical's soluble in


Chemical's formula


Chemical's molecular weight


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