1: 74 percent / K2Co3 / dimethylformamide / Heating 2: 93 percent / t-BuOK / diisopropyl ether / Heating 3: 82 percent / DEAD, PPh3 / tetrahydrofuran 4: 45 percent / n-BuLi / tetrahydrofuran / -78 °C 5: 54 percent / PDC / dimethylformamide 6: 81 percent / Bu4(NH4), KMnO4, pyridine / dimethylformamide 7: K2CO3 / dimethylformamide 8: 81 percent / Pd(OH)2/C, cyclohexene / ethanol / Heating View Scheme

1: 96 percent / LiAlH4 / tetrahydrofuran 2: 43 percent / NBS / CCl4 3: 82 percent / DEAD, PPh3 / tetrahydrofuran 4: 45 percent / n-BuLi / tetrahydrofuran / -78 °C 5: 54 percent / PDC / dimethylformamide 6: 81 percent / Bu4(NH4), KMnO4, pyridine / dimethylformamide 7: K2CO3 / dimethylformamide 8: 81 percent / Pd(OH)2/C, cyclohexene / ethanol / Heating View Scheme

1: 93 percent / t-BuOK / diisopropyl ether / Heating 2: 82 percent / DEAD, PPh3 / tetrahydrofuran 3: 45 percent / n-BuLi / tetrahydrofuran / -78 °C 4: 54 percent / PDC / dimethylformamide 5: 81 percent / Bu4(NH4), KMnO4, pyridine / dimethylformamide 6: K2CO3 / dimethylformamide 7: 81 percent / Pd(OH)2/C, cyclohexene / ethanol / Heating View Scheme

1: 82 percent / DEAD, PPh3 / tetrahydrofuran 2: 45 percent / n-BuLi / tetrahydrofuran / -78 °C 3: 54 percent / PDC / dimethylformamide 4: 81 percent / Bu4(NH4), KMnO4, pyridine / dimethylformamide 5: K2CO3 / dimethylformamide 6: 81 percent / Pd(OH)2/C, cyclohexene / ethanol / Heating View Scheme

1: 82 percent / DEAD, PPh3 / tetrahydrofuran 2: 45 percent / n-BuLi / tetrahydrofuran / -78 °C 3: 54 percent / PDC / dimethylformamide 4: 81 percent / Bu4(NH4), KMnO4, pyridine / dimethylformamide 5: K2CO3 / dimethylformamide 6: 81 percent / Pd(OH)2/C, cyclohexene / ethanol / Heating View Scheme

1: 81 percent / Bu4(NH4), KMnO4, pyridine / dimethylformamide 2: K2CO3 / dimethylformamide 3: 81 percent / Pd(OH)2/C, cyclohexene / ethanol / Heating View Scheme

1: 54 percent / PDC / dimethylformamide 2: 81 percent / Bu4(NH4), KMnO4, pyridine / dimethylformamide 3: K2CO3 / dimethylformamide 4: 81 percent / Pd(OH)2/C, cyclohexene / ethanol / Heating View Scheme

1: 45 percent / n-BuLi / tetrahydrofuran / -78 °C 2: 54 percent / PDC / dimethylformamide 3: 81 percent / Bu4(NH4), KMnO4, pyridine / dimethylformamide 4: K2CO3 / dimethylformamide 5: 81 percent / Pd(OH)2/C, cyclohexene / ethanol / Heating View Scheme

1: K2CO3 / dimethylformamide 2: 81 percent / Pd(OH)2/C, cyclohexene / ethanol / Heating View Scheme