tert-butyl N-(methylcarbamothioyl)carbamate → [(S)-4-(2-fluoro-phenyl)-1,4,5,5-tetramethyl-6-oxo-1,4,5,6-tetrahydro-pyrimidin-2-yl]-carbamic acid tert-butyl ester

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Reaction Steps

Starting from (S)-3-amino-3-(2-fluoro-phenyl)-2,2-dimethyl-butyric acid methyl ester and tert-butyl [(methylamino)carbonothioyl]carbamate, the product [(S)-4-(2-fluoro-phenyl)-1,4,5,5-tetramethyl-6-oxo-1,4,5,6-tetrahydro-pyrimidin-2-yl]-carbamic acid tert-butyl ester was obtained as a white solid. MS (ESI): m/z=364.2 [M+H]+.

Provenance & Evidence