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. 2009 Jan 20;100(3):476–486. doi: 10.1038/sj.bjc.6604873

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Copyright © 2009 Cancer Research UK

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The structures of the 2-methoxyoestradiol derivatives. (1) 2-MeOE2 (STX66; 2-methoxyoestradiol); (2) STX68 (2-methoxyoestradiol-3-O-sulphamate); (3) STX138 (2-ethyloestradiol-3-O-sulphamate); (4) STX140 (2-methoxyoestradiol-3,17-O,O-bis-sulphamate); (5) STX243 (2-ethyloestradiol-3,17-O,O-bis-sulphamate); (6) STX260 (2-methylsulphanyloestradiol-3,17-O,O-bis-sulphamate); (7) STX640 (2-methoxy-3-hydroxy-17β-cyanomethyl-estra-1,3,5(10)-triene); (8) STX641 (2-methoxy-3-O-sulphamoyl-17β-cyanomethyl-estra-1,3,5(10)-triene); (9) STX564 (2-ethyl-3-O-sulphamoyl-17β-cyanomethyl-estra-1,3,5(10)-triene).