for peptides&pharmaceutifals Purity by HPLC:>=98.5% white powder Accords with the standard fast delivered ... No. 20859-02-3Molecular Formula C6H13NO2 Molecular Weight 131.1729Purity (HPLC)≥98.5% AppearanceWhite to off white powderMelting point 300°CSpecific ... &pharmaceuticals L-tert-Leucine,L-2-Amino-3,3-dimethylbutanoic acid,Amino Acid Derivatives, Chemical Biology, Chemical Synthesis, Glutamine,