英文别名ICBr; 2-((5)6-Bromo-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile; 2-(6-bormo-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile; 2-(5 or 6-Bromo-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile; Propanedinitrile, 2-(6-bromo-2,3-dihydro-3-oxo-1H-inden-1-ylidene)-; Propanedinitrile, (6-bromo-2,3-dihydro-3-oxo-1H-inden-1-ylidene)-