Retrosynthetic analysis can be compared to the climbing of a tree. You are at the root of the tree (the target molecule) and want to climb to the top branches (the starting materials). The tree branches off many times. You have to choose your way! Which way is the fastest, the easiest and the most…

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Fritz Haber was born on December 9, 1868 in Breslau, Germany, in one of the oldest families of the town, as the son of Siegfried Haber, a merchant. He went to school at the St. Elizabeth classical school at Breslau and he did, even while he was at school, many chemical experiments. From 1886 until…

Jean Frédéric Joliot, born in Paris, March 19, 1900, was a graduate of the Ecole de Physique et Chimie of the city of Paris. His father was Henri Joliot, a merchant, and his mother was Emilie Roederer. In 1925 he became, at the Radium Institute, assistant to , whose daughter Iréne he married in 1926.…

Born in Monessen, Pennsylvania, March 26, 1916 Dr. Anfinsen obtained a B.A. degree from Swarthmore College in 1937 and an M.S. in organic chemistry in 1939 from the University of Pennsylvania. He spent the year 1939-40 as a Visiting Investigator at the Carlsberg Laboratory in Copenhagen. In 1943, he received a Ph.D. from Harvard Medical…

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Presentation Speech by Professor W. Palmær, Chairman of the Nobel Committee for Chemistry of , on December 10, 1935 Your Majesty, Your Royal Highnesses, Ladies and Gentlemen. On the 10th of December, 1911, , a Polish chemist of world-wide reputation, wife of Professor , was present at the solemn Swedish Nobel Prize ceremony to receive…

Ever since it became clear that vitamins in food play an essential role in maintaining health and preventing diseases, these nutrients found themselves the subject of intense scrutiny by scientists eager to identify the active components and their chemical make-up. The 1937 Nobel Prize in Chemistry rewarded Walter Haworth and Paul Karrer for their individual…