Conrad Laar

Conrad Laar
Born(1853-03-22)22 March 1853
Died11 February 1929(1929-02-11) (aged 75)
NationalityGerman
Known forcoining the expression tautomerism
AwardsNobel prize
Scientific career
InstitutionsUniversität Bonn

Conrad Peter Laar (22 March 1853 – 11 February 1929) was a German chemist. He coined the term tautomerism in 1885. He also observed the double bond rule in 1885, which would later be formally postulated by Otto Schmidt.