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

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William Christopher Zeise
Danish organic chemist (1789–1847)
William Christopher Zeise 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.Source: Wikipedia (CC BY-SA)
Zeise's salt
Chemical compound
Zeise's salt, potassium trichloro(ethylene)platinate(II) hydrate, is the chemical compound with the formula K[PtCl3(C2H4)]·H2O. The anion of this air-stable, yellow, coordination complex contains an η2-ethylene ligand. The anion features a platinum atom with a square planar…Source: Wikipedia (CC BY-SA)