Barbituric acid

C₄H₄N₂O₃

Többens, Daniel M.Glinneman, JürgenChierotti, Michele R.van de Streek, JaccoSheptyakov, Denis

CrystEngComm (2012) 14, 9 3046

a=8.5302(3)Å   b=6.8167(3)Å   c=9.3304(4)Å

α=90.000°   β=89.865(2)°   γ=90.00000°