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5-(2-Hy-droxy-phen-yl)-3-methyl-4,5-di-hydro-1H-pyrazole-1-carbaldehyde. 2010

Ping Cui, and Xin-Long Li
School of Chemistry and Chemical Engineering, Anhui University of Technology, Maanshan 243002, People's Republic of China.

In the title compound, C(11)H(12)N(2)O(2), the dihydro-pyrazole and benzene rings are oriented at a dihedral angle of 68.35 (5)°. The dihydro-pyrazole ring is planar, with a mean deviation from the mean plane of 0.0409 Å. The crystal structure is stabilized by O-H⋯O and C-H⋯O hydrogen bonds.

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