Crystal and molecular structure of 1-chloromethyl-1-oxo-1,3-dihydro-2,1-benzoxaphosphole

The crystal and molecular structure of 1-chloromethyl-1-oxo-1,3-dihydro-2,1-benzoxaphosphole was determined by x-ray diffraction structural analysis. This compound has an almost planar bicyclic unit with extruding phosphorus atoms and atrans Cl-C-P=O fragment.Institute of Physiologically Active Compounds, Russian Academy of Sciences, 142432 Chernogolovka. Translated from Izvestiya Akademii Nauk, Seriya Khimicheskaya, No. 7, pp. 1670–1673, July, 1992.