Barend Coenraad Petrus Jansen was born in Zwolle, Netherlands back in 1884. In 1904, he enrolled at the University of Amsterdam graduating in 1909 with a degree in chemistry. After graduation, he became an assistant to Professor G. van Rijnberk at the Physiology Department of Amsterdam University.
While he worked for Professor Rijnberk he became interested in biochemistry. In 1913, he became Doctor of Chemistry at the University of Utrecht. Later he was the head of the Physiological Chemistry in Amsterdam. He moved on to be the head of the Department of Pharmacy and Chemistry at the Medical Laboratory in Java. He died in 1962, he was 78.
What you may not know about Barend is that in 1926 he isolated in crystalline form the first vitamin to be obtained in pure form, that vitamin was B1.
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