Asymmetric Total Synthesis of (+)-Estrone (pages 1029–1030)
Prof. Dr. Gerhard Quinkert, Dr. Ulrich Schwartz, Dipl.-Chem. Herbert Stark, Dr. Wolf-Dietrich Weber, Dipl.-Chem. Helmut Baier, Dipl.-Chem. Friedheld Adam and Dr. Gerd Dürner
Article first published online: 22 DEC 2003 | DOI: 10.1002/anie.198010291
Naturally occurring (+)-estrone (4) has been synthesized by the route described in the previous communications, except that the chiral D ring component is used. The key intermediate (1) forms the product (4) via the phototransient, see above, and (2) and (3).