SNNYATHYAESVK-(Lys-¹³C₆,¹⁵N₂) (TFA) 

SNNYATHYAESVK-(Lys-¹³C₆,¹⁵N₂) (TFA) is the peptide containing ¹³C- and ¹⁵N-labeled Lys.

1. This compound can be used as a tracer.
2. This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.

Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs^[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

1491.48 (free acid)

C₅₈¹³C₆H₉₄N₁₆¹⁵N₂O₂₃.xC₂^HF₃O₂

Ser-Asn-Asn-Tyr-Ala-Thr-His-Tyr-Ala-Glu-Ser-Val-{Lys(13C6,15N2)} (TFA salt)

SNNYATHYAESVK-{Lys(13C6,15N2)} (TFA salt)

O=C(N[C@@H](CC(N)=O)C(N[C@@H](CC(N)=O)C(N[C@@H](CC1=CC=C(C=C1)O)C(N[C@@H](C)C(N[C@@H]([C@H](O)C)C(N[C@@H](CC2=CNC=N2)C(N[C@@H](CC3=CC=C(C=C3)O)C(N[C@@H](C)C(N[C@@H](CCC(O)=O)C(N[C@@H](CO)C(N[C@@H](C(C)C)C([15NH][13C@@H]([13CH2][13CH2][13CH2][13CH2][15NH2])[13C](O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)[C@H](CO)N.O=C(C(F)(F)F)O.[x]

Room temperature in continental US; may vary elsewhere.

Please store the product under the recommended conditions in the Certificate of Analysis.