Triphenylphosphine → Methyl 3-[2-[2-(tritylamino)ethoxy)phenyl]propionate

참여 물질

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Diethyl azodicarboxylate (4.2 ml, 26.4 mmol) was added to a mixture of 2-(tritylamino)ethanol (6.08 g, 20.0 mmol), methyl 3-(2-hydroxyphenyl)propionate (5.00 g, 26.4 mmol), triphenylphosphine (6.91 g, 30.5 mmol) and THF (90 ml) at room temperature under nitrogen, and the mixture was standing for 20 hours at room temperature. The solvent was removed in vacuum. The residue was purified on SiO2, eluting with ethyl acetate-hexane (1:15), to afford the titled product as a colorless oil. (5.88 g, 49%)

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