D-(-)-Tert-butyl tert-leucinate → Tert-butyl 2-[[5-cyclopropyl-4-(2,2,2-trifluoroethoxy)pyridine-2-carbonyl]amino]-3,3-dimethyl-butanoate

Participants

Reaction Steps

The title compound was synthesized in analogy to Example 112e, using 5-Cyclopropyl-4-(2,2,2-trifluoro-ethoxy)-pyridine-2-carboxylic acid (Example 48c) and 2-Amino-3,3-dimethyl-butyric acid tert-butyl ester (CAN 99285-38-8) as starting materials and isolated (490 mg, 92%); MS (ESI, m/z): 431.6 (M+H+).

Provenance & Evidence