Syntex

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15 October 1951: Synthetic oestrogen was first made by scientist...

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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,...

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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...

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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....

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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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