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CAS号: 66892-54-4 英文名称: 2,3-DIHYDRO-2'H,5'H-SPIRO[CHROMENE-4,4'-IMIDAZOLIDINE]-2',5'-DIONE 英文同义词: SPIRO[CHROMANE-4,4-IMIDAZOLIDINE]-2,5-DIONE;Spiro[chroman-4,4'-imidazolidine]-2',5'-dione;2,3-DIHYDRO-2'H,5'H-SPIRO[CHROMENE-4,4'-IMIDAZOLIDINE]-2',5'-DIONE;Spiro[4H-1-benzopyran-4,4'-imidazolidine]-2',5'-dione, 2,3-dihydro- 中文名称: 中文同义词: 分子式: C11H10N2O3 分子量: 218.21 Mol file 熔点 : 236-238 °C 密度 : 1.44±0.1 g/cm3(Predicted) 酸度系数(pKa): 9.45±0.20(Predicted)