Syntex
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15 October 1951: Synthetic oestrogen was first made by scientist...
Building item
15 October 1951
Synthetic oestrogen was first made by scientist Luis Miramontes
under the direction of Carl Djerassi
and George Rosencrantz
in the labs of the company Syntex
.
22 November 1951: Syntex, of Mexico City, patented norethisterone,...
National or international item
22 November 1951
Syntex
, of Mexico City, patented norethisterone, an oral progestational agent, which became the basis of later oral contraceptives.
1952: A contraceptive tablet of phosphorated hesperedin...
Building item
1952
A contraceptive tablet of phosphorated hesperedin was produced by G. D. Searle
's laboratories in Chicago.
August 1953: Scientist Gregory Pincus, working for G....
Building item
August 1953
Scientist Gregory Pincus
, working for G. D. Searle
, patented a compound very similar to synthetic oestrogen (first made in Syntex
labs nearly two years before) and set about using it, as Syntex
had...
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