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? Cyanopyrazine , with CAS number of 19847-12-2, can be called Pyrazine-2-carbonitrile ; 2-pyrazinecarbonitrile ; 2-Cyanopyrazine ; Pyrazinecarbonitrile- ; Pyrazinecarbonitrile . Cyanopyrazine (CAS NO.19847-12-2) is mainly used for pharmaceutical raw materials, intermediates, etc.
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