Thottunkal se Doctorate ni  Ecumenical Theology lati Pontifical University of St.. 
Eni ti o se awari ìdàpapọ̀ sise yìí ni Adolf von Baeyer ati Adolph Emṣègbọràn ní ọdún 1869.eto ìdàpọ̀ ṣiṣẹ́ ìdàpọ̀ ṣiṣẹ́ iron Gberefu pẹ̀lú  O-èwe mú ẹgbẹ́ níto kù sí nitroso.. 