A Novel Approach to the Rare 4-and 5-Alkylindan-2-ols.-Formal 1,4-and 1,6-nucleophilic ring opening of (I) opens a new synthetic route to the alkylindan-2-ols (III) and (IV). -(BISEL, PHILIPPE; FRAHM, AUGUST W.; J. Chem. Res., Synop. (1998) 9, 590-591; Inst. Pharm. Chem.,