lˈuːɪs bˈeɪs ɐdˈʌkts ʌv pˌiːtˈiː ɹˌoʊmən fˈoːɹ ʌvðə tˈaɪp sˈɪspˌiːtˈiː sˌiːˈɛl fˈoːɹ ˈɛl tˈuː ɑːɹ nˈoʊn, bˌʌt mˈoʊst ɑːɹ pɹɪpˈɛɹd baɪ ˌɑːksɪdˈeɪʃən ʌvðə pˌiːtˈiː ɹˌoʊmən tˈuː dᵻɹˈɪvətˌɪvz.
Lewis base adducts of Pt(IV) of the type cis-PtCl4L2 are known, but most are prepared by oxidation of the Pt(II) derivatives.