反应详情

11'. A spiro(cyclohexane-1,2'-indan)-4-one [11] obtained in step (10) has its 4-keto function reduced, e.g., by mixing said compound in ethanol with sodium borohydride at moderate (room) temperature for from about 3 to about 8 hours, to produce a corresponding spiro(cyclohexane-1,2'-indan)-4-ol [14].

1. additione.g., by mixing
2. customfor from about 3 to about 8 hours