William Christopher Zeise, Danish chemist who prepared Zeise's salt, one of the first organometallic compounds (d. 1847)

William Christopher Zeise (15 October 1789 – 12 November 1847) was a Danish organic chemist. He is best known for synthesising one of the first organometallic compounds, named Zeise's salt in his honour. He also performed pioneering studies in organosulfur chemistry, discovering the xanthates in 1823.