Chemistry:C4H4N2O3
From HandWiki
The molecular formula C4H4N2O3 (molar mass: 128.09 g/mol, exact mass: 128.0222 u) may refer to:
- Barbituric acid (or malonylurea)
- 5-Hydroxyuracil
![]() | Original source: https://en.wikipedia.org/wiki/C4H4N2O3.
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