Synonyms: Nickel,dichloro[ethylenebis[diphenylphosphine]]-, cis- (8CI);Nickel,dichloro[1,2-ethanediylbis[diphenylphosphine]-P,P']-, (SP-4-2)-;1,2-Bis(diphenylphosphino)ethanenickel dichloride;Dichloro[1,2-ethanediylbis[diphenylphosphine]-P,P']nickel;Dichloro[ethylenebis[diphenylphosphine]]nickel;Nickel1,2-Bis(diphenylphosphino)ethane dichloride;1,2-Ethylenebis(diphenylphosphine)nickel dichloride;Dichloro[1,2-bis(diphenylphosphino)ethane]nickel(II);