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2-(5,6-Dichloro-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile: BD008134032197167-50-197%; ￥943.01g

2-(5,6-Dibromo-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile: BD014512202652583-73-697%; ￥772.0100mg

2-(3-Oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile: BD806021080-74-697%; ￥47.0100mg

2-(5,6-Difluoro-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile: BD008079382083617-82-598%; ￥199.0250mg

2-(6-Bromo-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile: BD01115677507484-47-198% (mix); ￥400.0100mg

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