[1,3-Bis(2,6-diisopropylphenyl)imidazol-2-ylidene]triphenylphosphine Nickel(II) Dichloride (CAS# 903592-98-3) is an organometallic catalyst used for cross-coupling reactions, such as between aryl thioethers and alkyl Grignard reagents via C-S bond cleavage.