Carl Djerassi, an eminent chemist who 63 years ago synthesized a hormone that changed the world by creating the key ingredient for the oral contraceptive known as “the pill,” died on Friday at his home in San Francisco. He was 91.
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Carl Djerassi, an eminent chemist who 63 years ago synthesized a hormone that changed the world by creating the key ingredient for the oral contraceptive known as “the pill,” died on Friday at his home in San Francisco. He was 91.