Isotopically Labeled Compounds
Cayman Chemical Sphingosine d17 1
A naturally-occurring but uncommon form of sphingosine, accounting for approximately 13% of the sphingosine in human skin; can be phosphorylated by sphingosine kinases to produce C17 sphingosine-1-phosphate
Cambridge Isotope Laboratories 2 3 5 6-Tetrafluoro-1 4-benzenedimethanol (bisbenzyl-13C2 bisbenzyl-D4 95%) 100 ug/mL in acetonitrile 1 2 mL
2 3 5 6-Tetrafluoro-1 4-benzenedimethanol (bisbenzyl-13C2 bisbenzyl-D4 95%) 100 ug/mL in acetonitrile 1 2 mL
Cambridge Isotope Laboratories Uridine H2O (13C9 98% 15N2 96-98%) CP 95% 100 umol
Uridine H2O (13C9 98% 15N2 96-98%) CP 95% 100 umol
Cayman Chemical HyocholIc AcId-d4 1mg
An internal standard for the quantification of hyocholic acid by GC- or LC-MS
Medchemexpress LLC Devimistat-d10 | 2586055-61-8 | C22H18D10O2S2 | 100 MG
Devimistat-d10 is the deuterium-labeled Devimistat. It is for research use only and not sold to patients. This compound can be used as a tracer or as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuterium-labeled Devimistat
- For research use only
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC Arachidic acid-d39 | 39756-32-6 | 351.77 | 50 MG
Arachidic acid-d39 is the deuterium labeled Arachidic acid. It is a long-chain saturated fatty acid found in human plasma phospholipid, fish, cannabis, and other plant oils. This compound can be used as a tracer or an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Stable heavy isotopes are incorporated into drug molecules as tracers for quantitation during drug development.
- Deuteration can affect the pharmacokinetic and metabolic profiles of drugs.
Cambridge Isotope Laboratories Desipramine HCl (2 4 6 8-D4 98%) 5 mg
Desipramine HCl (2 4 6 8-D4 98%) 5 mg
Cambridge Isotope Laboratories DL-Nicotine (3 4 5-13C3 99%) 0 1 g
DL-Nicotine (3 4 5-13C3 99%) 0 1 g
Medchemexpress LLC L-Tryptophan-α,β,β,2,4,5,6,7-d8 | 1233395-93-1 | 212.27 | 50 MG
L-Tryptophan-d8 is the deuterium labeled L-Tryptophan. L-Tryptophan is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3. This compound is suitable for use as a tracer or an internal standard in quantitative analysis techniques.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC L-Serine1-13C,15N | 2483830-04-0 | 107.08 | 1 MG
L-Serine1-13C,15N is the 13C- and 15N-labeled L-Serine, a non-essential amino acid central to cellular proliferation. It serves as a crucial tool for research in various analytical methods.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Cambridge Isotope Laboratories Potassium perfluoro-1-butanesulfonate (PFBS) (13C4 99%) 50 ug/mL in methanol 1 2 mL
Potassium perfluoro-1-butanesulfonate (PFBS) (13C4 99%) 50 ug/mL in methanol 1 2 mL
Cambridge Isotope Laboratories Carbamazepine (D10 98%) 100 ug/mL in acetonitrile-D3 1 2 mL
Carbamazepine (D10 98%) 100 ug/mL in acetonitrile-D3 1 2 mL