1187479-72-6

N-[(1S)-2-[[(1R)-1-[(3aS,4S,6S,7aR)-hexahydro-3a,5,5-trimethyl-4,6-methano-1,3,2-benzodioxaborol-2-yl]-3-methylbutyl]amino]-2-oxo-1-(phenylmethyl)ethyl]-Carbamic Acid 1,1-Dimethylethyl Ester is an intermediate in the synthesis of bortezomib (B675700).Bortezomib is the first proteasome inhibitor to be approved by the US FDA for multiple myeloma, a blood cancer.