... side chainSpecification: 99%min HPLCCAS Number:145514-62-1Name:Benzenepropanoic acid, b-[[(1,1-dimethylethoxy)carbonyl]amino]-a-hydroxy-, (aR, ... ]amino]-a-hydroxy-, [R-(R*,S*)]-;(2R,3S)-3-(Boc-amino)-3-phenyl-2-hydroxypropanoic acidMolecular Weight:281.30Formula structure:Function ... percent vs. the combination’s 9.5 percent. (2R,3S)-3-t-butoxy-carbonylamino-2-hydroxy-3-phenylpropin acid 145514-62-1