Isotopically Labeled Compounds
Cayman Chemical Tipranavir-d4, Purity: ≥99% deuterated forms (d1-d4), CAS: 1217819-15-2, 1 mg
An internal standard for the quantification of tipranavir by GC- or LC-MS
Medchemexpress LLC Creatinine-13C | 1173022-95-1 | >99.9% | 5 MG
Creatinine-13C is the 13C-labeled Creatinine, a breakdown product of creatine phosphate in muscle that is usually produced at a fairly constant rate by the body. This product is intended for research use only and serves as a valuable tool in various analytical and research applications due to its stable heavy isotope label. It is particularly useful for precise quantitative analysis in studies involving pharmacokinetics and metabolic profiling.
- Used as a tracer in research studies.
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Incorporates stable heavy isotopes of carbon for drug development processes.
- Can influence pharmacokinetic and metabolic profiles of drugs.
- Molecular formula is C313CH7N3O.
Cayman Chemical IndomethacIn-d4 500ug
An internal standard for the quantification of indomethacin by GC- or LC-MS
Cayman Chemical 3β-Cholic Acid-d4, Purity: ≥99% deuterated forms (d1-d4), 1 mg
An internal standard for the quantification of 3β-cholic acid by GC- or LC-MS
Cayman Chemical Tolcapone-d4, Purity: ≥99% deuterated forms (d1-d4), CAS: 1246816-93-2, 1 mg
An internal standard for the quantification of tolcapone by GC- or LC-MS
![Revvity Health Sciences Inc L-[<sup>35</sup>S]-Methionine, 1mCi (37MBq), Specific Activity:>800Ci (29.6TBq)/mmole, 50mM Tricine, 10mM BME](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810790.jpg-250.jpg)
Revvity Health Sciences Inc L-[35S]-Methionine, 1mCi (37MBq), Specific Activity:>800Ci (29.6TBq)/mmole, 50mM Tricine, 10mM BME
L-[35S]-Methionine, 1mCi (37MBq), Specific Activity:>800Ci (29.6TBq)/mmole, 50mM Tricine, 10mM BME
Medchemexpress LLC Ethyl maltol-d5 | 4940-11-8 | 99.0% | 145.17 | 1 MG
Ethyl maltol-d5 is the deuterium labeled Ethyl maltol. Ethyl maltol is an orally active and important food additive and flavor enhancer. It is less toxic to rats and dogs and can enhance copper-mediated cytotoxicity and induce apoptosis in lung epithelial cells. 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.
- Stable heavy isotopes have potential to affect the pharmacokinetic and metabolic profiles of drugs.
Cayman Chemical Sphingosine Kinase Inhibitor 2, Purity: ≥95%, CAS: 312636-16-1, 10 mg
An SPHK1 inhibitor (IC50 = 0.5 µM for non-ATP-competitive inhibition of human recombinant SPHK1); selective for SPHK1 over ERK2, PI3K, and PKCα at 50s = 0.9-4.6 µM)
Cambridge Isotope Laboratories Chloroacetic acid (13C2 99%) 0 25 g
Chloroacetic acid (13C2 99%) 0 25 g
Cambridge Isotope Laboratories trans-DCCA (1 carboxyl-13C2 99% 1-D 97%) 100 ug/mL in MTBE 1 2 mL
trans-DCCA (1 carboxyl-13C2 99% 1-D 97%) 100 ug/mL in MTBE 1 2 mL
Cambridge Isotope Laboratories L-Phenylalanine (13C9 99% 15N 99%) 0 25 g
L-Phenylalanine (13C9 99% 15N 99%) 0 25 g
Cambridge Isotope Laboratories O O-Dimethyl dithiophosphate potassium salt (dimethyl-D6 98%) 2 mg/mL in methanol 1 2 mL
O O-Dimethyl dithiophosphate potassium salt (dimethyl-D6 98%) 2 mg/mL in methanol 1 2 mL
Cambridge Isotope Laboratories Triethylphosphonoacetate (1-13C 99%) 1 g
Triethylphosphonoacetate (1-13C 99%) 1 g
Medchemexpress LLC L-Tryptophan-15N2 | 204634-20-8 | 206.21 | 5 MG
L-Tryptophan-15N2 is the 15N-labeled L-Tryptophan, an essential amino acid that is a precursor of serotonin, melatonin, and vitamin B3. This compound is used as a tracer and an internal standard for quantitative analysis.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC L-Lysine-13C6,15N2 hydrochloride | 1200447-00-2 | 190.59 | 50 MG
L-Lysine-13C6,15N2 (hydrochloride) is a stable isotope-labeled version of L-lysine hydrochloride, an essential amino acid. It is intended for research use only and not for patient consumption. The unlabeled L-lysine hydrochloride has various benefits, including aiding in the treatment of herpes, improving calcium absorption, reducing illnesses related to diabetes, and enhancing gut health.
- Can be used as a tracer.
- Can serve as an internal standard for quantitative analysis through techniques like NMR, GC-MS, or LC-MS.
- Incorporates stable heavy isotopes of carbon-13 and nitrogen-15.
- Potential to affect pharmacokinetic and metabolic profiles in drug development.