kˌɑːɹbənɪlˈeɪʃən ʌv lˈæktoʊnz hˈæzbiːn ʃˈoʊn tʊ ɛmplˈɔɪ ˌeɪtʃdʒˈiː ɹˌoʊmən tˈuː ɹɪˈeɪdʒənts ˌʌndɚ pɐlˈeɪdiəm kˈæɾɐlˌaɪzd kəndˈɪʃənz.
Carbonylation of lactones has been shown to employ Hg(II) reagents under palladium catalyzed conditions.