Alkyllithiums and aryllithiums may also react with N,N-disubstituted amides to give aldehydes and ketones, and symmetrical ketones by reacting with carbon monoxide.
ˌælkɪlˈɪθiəmz ænd ˌɑːɹɹɪlˈɪθiəmz mˈeɪ ˈɔːlsoʊ ɹɪˈækt wɪð ˈɛn,ˈɛndɪsˈʌbstɪtˌuːɾᵻd ɐmˈaɪdz tə ɡˈɪv ˈældɪhˌaɪdz ænd kˈɛtoʊnz, ænd sɪmˈɛtɹɪkəl kˈɛtoʊnz baɪ ɹɪˈæktɪŋ wɪð kˈɑːɹbən mʌnˈɑːksaɪd.