// Workers AI · dad joke modeWhat did C4H4N2O3 say? "I'm urea joke.
| Related molecular formulas | ||
|---|---|---|
| C4H6N2O3 | ||
| C3H2N2O3 | C4H4N2O3 | C5H6N2O3 |
| C4H2N2O3 | ||
| C4H4N2O2 | C4H4N2O4 | |
| C4H3NO3 | C4H5N3O3 | |
The molecular formula C4H4N2O3 (molar mass: 128.09 g/mol, exact mass: 128.0222 u) may refer to:
- Barbituric acid (or malonylurea)
- 5-Hydroxyuracil
This set index page lists chemical structure articles associated with different isomers of the same molecular formula.
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