Synthesis and Crystal Structure of 8-methyl-5-phenyl-4-thia-6-aza-spiro [2.5] oct-5-en-7-ol

The crystal structure of 8-methyl-5-phenyl-4-thia-6-aza-spiro 2.5] oct-5-en-7-ol (C13H15NOS, Mr = 233.32) has been determined by single-crystal X-ray diffraction analysis. The crystal belongs to orthorhombic, space group Pbca with a = 8.0929(8), b = 12.9749(13), c = 23.841(2)(A), V = 2503.4(4)(A)3, Z = 8, Dc = 1.238 g/cm3, μ = 0.237 mm-1, F(000) = 992, R = 0.0559 and wR = 0.1469. The X-ray diffraction analysis shows that two molecules of the title compound are connected with each other by O-H-N hydrogen bonds.