胞磷托定，分子式为C9H12N3O7P，密度为2.28g/cm3，沸点为568.5°C at 760 mmHg，蒸汽压为2.72E-15mmHg at 25°C。Cifostodine [INN]; 1-(4-Amino-1，2-dihydro-2-oxo-1-pyrimidinyl)ribofuransoe-2，3-cyclo(hydrogenphosphat); Cifostodina; Cifostodina [Spanish]; Cifostodinum; Cifostodinum [Latin]; Citidine cyclic 2'，3'-(hydrogen phosphate); UNII-74B4VJV0WV; Cytidine 2'，3'-(hydrogen phosphate); Cytidine cyclic 2'，3'-(hydrogen phosphate); 4-amino-1-[(3aR，4R，6R，6aR)-2-hydroxy-6-(hydroxymethyl)-2-oxidotetrahydrofuro[3，4-d][1，3，2]dioxaphosph