Total syntheses of optically active 19-norsteroids. (+)-Estr-4-ene-3,17-dione and (+)13 beta-ethylgon-4-ene-3,17-dione.
D004963:Estrenes / Q000138:chemical synthesis*; D006067:Gonanes / Q000138:chemical synthesis*; D007664:Ketosteroids / Q000138:chemical synthesis; D008722:Methods; D009654:Norsteroids / Q000138:chemical synthesis*; D009904:Optical Rotation
D004963:Estrenes; D006067:Gonanes; D007664:Ketosteroids; D009654:Norsteroids