Ulrich Schöllkopf
Ulrich Schöllkopf ( 11 October 1927 – 6 November 1998 ) was a German chemist and together with Georg Wittig discovered the Wittig reaction in 1956 . 
<triplet> Ulrich Schöllkopf <subj> 11 October 1927 <obj> date of birth <subj> 6 November 1998 <obj> date of death