After World War II he became the research director of the Syntex Corp., a pharmaceutical laboratory in Mexico. He became a Mexican citizen in 1949.
He also wrote 15 books on bridge.
George Rosenkranz, a chemist who synthesised the essential component in the contraceptive pill, has actually died.
Rosenkranz, a Hungary native who immigrated to Cuba to leave the Nazis, died Sunday at his home in Atherton, California, at the age of 102.
He and two Jewish chemists Carl Djerassi, a refugee from Austria, and Luis Miramontes, synthesised the progesterone that was to be used in one of the first 2 integrated oral contraceptive pills.
Norethindrone, which the 3 chemists established in 1951, at first was used as a fertility treatment, just showing its effectiveness for birth control after 5 years of trials, according to The New York Times. Rosenkranzs team likewise accomplished the first practical synthesis of cortisone, in 1951, according to The Times.
Rosenkranz studied natural chemistry in Switzerland, making his doctorate in 1940 prior to immigrating to Cuba. After World War II he ended up being the research study director of the Syntex Corp., a pharmaceutical laboratory in Mexico. He ended up being a Mexican resident in 1949.
Rosenkranz became president and chairman of Syntex, which turned into a varied global pharmaceutical and biotechnology company, retiring in 1981.
He composed hundreds of posts and scientific documents and was called in 150 patents.
Rosenkranz was a first-rate bridge player and won a lots North American champions. He added to bidding theory and created the Rosenkranz double and Rosenkranz redouble. He also composed 15 books on bridge.
In July 1984, Rosenkranzs other half, Edith, one of Mexicos leading gamers, was abducted at gunpoint at the summer season North American Bridge Championships in Washington, D.C., and ransomed for $1 million. The FBI captured the abductors and the cash was returned.
Rosenkranz is survived by his other half and 2 of his three sons, and 9 grandchildren.
This material was originally published here.