[4-Chloro-2-nitro-5-(2,2,2-trifluoro-ethoxy)-phenyl]-carbamic acid tert-butyl ester → Carbamic acid,[2-amino-4-chloro-5-(2,2,2-trifluoroethoxy)phenyl]-,1,1-dimethylethyl ester

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Reaction Steps

The title compound was prepared from ([4-chloro-2-nitro-5-(2,2,2-trifluoro-ethoxy)-phenyl]-carbamic acid tert-butyl ester (Example A25) (8.70 g, 23.5 mmol) by hydrogenation with 5% Pt/C according to the general procedure J (method a). Obtained as a yellow solid (7.94 g, 99%).

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