Multi-step reaction with 11 steps
1.1: 94 percent / H2O2; Na2WO4; AcOH / 80 °C
2.1: 55 percent / POCl3 / 130 °C
3.1: 80 percent / K2CO3 / dimethylformamide / 80 °C
4.1: 100 percent / NaOH / methanol / 60 °C
5.1: 91 percent / Ac2O / 110 °C
6.1: tetrahydrofuran / -78 °C
7.1: CDI / dimethylformamide
7.2: LDA / tetrahydrofuran / -78 °C
7.3: 45 percent / SiO2 / CH2Cl2
8.1: 96 percent / tetrahydrofuran / -78 °C
9.1: 93 percent / iPr2NEt / CH2Cl2 / 40 °C
10.1: 98 percent / mCPBA / CHCl3
11.1: tetrahydrofuran / -78 °C
With
sodium hydroxide; sodium tungstate; dihydrogen peroxide; acetic anhydride; potassium carbonate; acetic acid; N-ethyl-N,N-diisopropylamine; 3-chloro-benzenecarboperoxoic acid; 1,1'-carbonyldiimidazole; trichlorophosphate;
In
tetrahydrofuran; methanol; dichloromethane; chloroform; N,N-dimethyl-formamide;
DOI:10.1016/S0960-894X(02)00663-7