64275-21-4 4-Pyridinecarbonitrile, sulfate (2:1) 4-Pyridinecarbonitrile, sulfate (2:1) Catalog No.: 1150628 Name: 4-Pyridinecarbonitrile, sulfate (2:1) CAS: 64275-21-4 Formula: C6H4N2·1/2H2O4S Inquire about this product →