4LSC2255 L-[1-13C]-tryptophan

Catalog Number: 4LSC2255

CAS #: N/A

Related CAS #: 73-22-3 (unlabelled)

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

Molecular Formula: C1013CH12N2O2

Molecular Weight: 205.22 g/mol


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

Product Description: N/A

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

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 diagnostic, LC/MS method validation, diagnostic breath test.