L-Cysteine-1-13C

• CAT Number: S000680
• CAS Number: 224054-24-4
• Molecular Formula: C213CH7NO2S
• Molecular Weight: 122.15
• Purity: ≥95%
• IUPAC Name: (2R)-2-amino-3-sulfanyl(113C)propanoic acid
• InChI: InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1/i3+1
• InChIKey: XUJNEKJLAYXESH-NSQKCYGPSA-N
• SMILES: C(C(C(=O)O)N)S

L-Cysteine-1-13C（Cat No.:S000680） is a labeled form of L-cysteine, where the alpha carbon atom is enriched with carbon-13. This isotopic labeling enhances its visibility in analytical methods such as NMR spectroscopy and mass spectrometry, making it particularly useful for studying metabolic pathways and protein interactions involving cysteine. L-cysteine is a crucial sulfur-containing amino acid, important for synthesizing proteins, supporting detoxification, and promoting antioxidant activities. The carbon-13 enrichment at the first position allows precise tracking and analysis of L-Cysteine’s incorporation into various biochemical processes and its behavior in biological systems.