Michael Sendivogius (Michał Sędziwój, 1566–1636), a Polish alchemist, philosopher, medical doctor and pioneer of chemistry wrote mystical works but is also credited with distilling oxygen in a lab sometime around 1600.
mˈaɪkəl sˌɛndɪvˈoʊdʒɪəs mˈɪkəl sɛdzˈiːwɑːdʒ, wˈʌn θˈaʊzənd fˈaɪvhˈʌndɹɪd sˈɪksti sˈɪks wˈʌn θˈaʊzənd sˈɪkshˈʌndɹɪd θˈɜːɾi sˈɪks, ɐ pˈoʊlɪʃ ˈælkɪmˌɪst, fɪlˈɑːsəfɚ, mˈɛdɪkəl dˈɑːktɚ ænd paɪənˈɪɹ ʌv kˈɛmɪstɹi ɹˈoʊt mˈɪstɪkəl wˈɜːks bˌʌt ɪz ˈɔːlsoʊ kɹˈɛdɪɾᵻd wɪð dɪstˈɪlɪŋ ˈɑːksɪdʒən ɪn ɐ lˈæb sˈʌmtaɪm ɚɹˈaʊnd wˈʌn θˈaʊzənd sˈɪkshˈʌndɹɪd.