C, 80.94; H, 9.26. Found: C, 80.67; H, 9.32. 4.2.6. 17,23-Epoxy-3-(phenylmethoxy)-19,24-dinorchola-1,three,five(10)-triene
C, 80.94; H, 9.26. Located: C, 80.67; H, 9.32. 4.two.6. 17,23-Epoxy-3-(phenylmethoxy)-19,24-dinorchola-1,three,5(ten)-triene (9)–To a resolution of 8 (56 mg, 0.14 mmol) in CHCl3 (2 mL) was added a drop of concentrated…