Multi-step reaction with 11 steps
1.1: Mg; CuI / diethyl ether / -78 - 20 °C
1.2: 78 percent / CH2Cl2 / -78 - 20 °C
2.1: 92 percent Turnov. / NaH / dimethylformamide / 96 h / 0 - 20 °C
3.1: 58 percent / sodium naphthalenide / 1,2-dimethoxy-ethane / -78 - 20 °C
4.1: 75 percent / DMAP; Et3N / tetrahydrofuran / 72 h / 20 °C
5.1: O3 / various solvent(s) / 0.25 h / -78 °C
5.2: 94 percent / KN(TMS)2 / tetrahydrofuran / 2 h / -78 - 20 °C
6.1: 96 percent / DMAP; EDCI*HCl / CH2Cl2 / 14 h / 0 - 20 °C
7.1: 90 mg / camphor-10-sulfonic acid / CH2Cl2; methanol / 0 - 20 °C
8.1: 90 percent / DMAP; EDCI*HCl / CH2Cl2 / 14 h / 0 - 20 °C
9.1: 76 percent / camphor-10-sulfonic acid / CH2Cl2; methanol / 0 - 20 °C
10.1: 85 percent / DMAP; EDCI*HCl / CH2Cl2 / 14 h / 0 - 20 °C
11.1: 84 percent / camphor-10-sulfonic acid / CH2Cl2; methanol / 0 - 20 °C
With
dmap; copper(l) iodide; camphor-10-sulfonic acid; sodium naphthalenide; sodium hydride; ozone; magnesium; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine;
In
tetrahydrofuran; methanol; 1,2-dimethoxyethane; diethyl ether; dichloromethane; N,N-dimethyl-formamide;
5.2: Wittig olefination;
DOI:10.1021/jo001247h