Low-temperature redetermination of 3,4,5,6-tetra-hydro-pyrimidin-2(1H)-one.
The low-temperature structure of the title compound, C(4)H(8)N(2)O, is ordered, whereas the central methyl-ene groups is disordered in the reported room-temperature structure. The molecule lies across a mirror plane; adjacent mol-ecules are linked by an N-H⋯O hydrogen bond into a chain.
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| Format: | Article |
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International Union of Crystallography
2008
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