Photo-induced transformations. Part 51. Photo- and thermally-induced rearrangements of hypoiodites of steroidal homoallyl alcohols. The formation of some oxygen heterocycles via photo- and thermally-induced rearrangements of 3-hydroxy-Δ⁵-steroid hypoiodites in the presence of mercury(II) oxide and iodine

Abstract

1 )-C( 12)-c ( 13) C( 12)-C( 13)-C( 17) C ( 5)-C( lO)-C( 19) C( 1 2)-C( 13)-C ( 14) C( 12)-C( 13)-C( 18) c ( 14)-C( 1 3)-C( 1 7 J C( 14)-C) 13)-C( 18) C(l7)-C(13)-C(18) C(8)-C(14)-C(13) C(8)-C( 14)-C( 15) C ( 14)-C( 15)-C( 16) C( 15)-C( 16)-C ( 17) C( 13)-C( 17)-C( 16) C( 16)-C (17)-C( 20) C ( 1 7)-C (2 0)-C (2 1) C( 17)-C(20)-C(22) C( 13)-C( 14)-C( 15) C( 13)-C( 17)-c(20) C( 2 1)-C( 20)-C( 22) c (20)-c (22)-c ( 23) C (22)-c (23)-c (24) C( 23)-C (24)-C( 25) c (24)-c(25)-c (261 c ( 24)-c ( 25)-c ( 2 7) C( 26)-C ( 25)-C ( 2 7) C( 3)-O( 1)-C(4) C(3)-0(2)-C(5)