4LSC2257 L-[1-13C]-phenylalanine

Catalog Number: 4LSC2257

CAS #: 81201-86-7

Related CAS #: 63-91-2 (unlabelled)

Name: L-[1-13C]-phenylalanine

Molecular Formula: C813CH11NO2

Molecular Weight: 166.18 g/mol


Minimum purity: 95.0 %
Minimum Isotopic Enrichment: 13C ≥99 %

Product Description: N/A

Stable isotope labeled phenylalanine (L-[1-13C]-phenylalanine) may be useful for diagnostic purpose (13C-phenylalanine breath test – 13C-PBT)

If the number, nature and/or location of stable isotope label atoms (D, 15N, 13C) in this molecule don’t fit with your application, don’t hesitate to contact us to discuss your specific needs.


Stable isotope labeled active pharmaceutical ingredient (API),  stable isotope dilution analysis, internal standard, stable isotope labeled standard (SIL), therapeutic drug monitoring (TDM), quantitative bioanalytical method validation, clinical diagnosis, LC/MS method validation, diagnostic breath test, clinical chemistry, diagnostic tools & biomarkers.