1: 40 percent / 10 percent palladium/carbon / dioxane; decahydronaphthalene / 1 h / 180 - 185 °C 2: 71 percent / hydrogen chloride / methanol; pyridine / 0.67 h / 190 °C View Scheme

palladium on activated charcoal in 1,4-dioxane; decalin T=180 - 185°C; 1 h;