Acta Cryst. (2004). E60, o315-o316  [ doi:10.1107/S160053680302974X ]

3-Methyl-3-pyrazolin-5-one

Z. Zhang, S. Jin, S. Wang, B. Liu and J. Guo

Abstract: The title compound, C₄H₆N₂O, is an intermediate in the further synthesis of theterocyclic compounds. The present crystal structure is orthorhombic (space group Fdd2), and a monoclinic form (P2₁/a) has been reported by De Camp & Stewart [(1971). Acta Cryst. B27, 1227-1232].

Online 30 January 2004

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