L-isoleucine is an essential amino acid that is synthesized from threonine. It is a branched-chain hydrophobic amino acid. L-isoleucine is an isomer of L-leucine.
Synonyms: SILAC Amino Acid; (2S,3S)-2-Amino-3-methylpentanoic acid-13C6,15N; 13C and 15N Labeled L-isoleucine
Molecular Formula: 13C6H1315NO2
Molecular Weight: 138.12
Linear Structural Formula: 13C2H513CH(13CH3)13CH(15NH2)13CO2H
MDL Number: MFCD00144621
Purity: 95% (CP)
Melting Point: 168-170 C (lit.)
Application: L-Isoleucine-13C6,15N is used in the immunocapture isotope dilution mass spectrometry (IC-IDMS) to evaluate the suitability of the underlying monoclonal andpolyclonal antibodies (mAbs and pAbs) for new vaccine quantification.