Homoallylic rearrangement of 19 iodocholest 5 en 3β ol: [I] new adrenal scanning agent

Article abstract of DOI:10.1016/S0039-128X(75)80025-0

Homoallylic rearrangement of 19 iodocholest 5 en 3β ol (II) gave 6β iodomethyl 19 norcholest 5 (10) en 3β ol (III). It was proved that the preparation of (II) according to the method of Counsell et al. previously reported usually contains (III) as a by product.