Isotopically Labeled Compounds
Cayman Chemical Tizanidine-d4 (hydrochloride), Purity: ≥99% deuterated forms (d1-d4), CAS: 1188263-51-5, 1 mg
An internal standard for the quantification of tizanidine by GC- or LC-MS
![Revvity Health Sciences Inc Estradiol 17 β-D-Glucuronide, [Estradiol-6,7-<sup>3</sup>H(N)]-, 250µCi (9.25MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/VN00001872-509050981.JPG-250.jpg)
Revvity Health Sciences Inc Estradiol 17 β-D-Glucuronide, [Estradiol-6,7-3H(N)]-, 250µCi (9.25MBq)
Estradiol 17 β-D-Glucuronide, [Estradiol-6,7-3H(N)]-, 250µCi (9.25MBq)
Medchemexpress LLC Apalutamide-d4 | 1638885-65-0 | MFCD18384392 | 99.9% | 481.46 g/mol | C21H11D4F4N5O2S | 10 MG
Apalutamide-d4 is a deuterium-labeled analogue of apalutamide supplied as a 10 mg analytical standard for research and analytical applications.
- Deuterium-labeled internal standard for mass spectrometry and analytical assays.
- CAS number 1638885-65-0 for unambiguous identification.
- Molecular formula C21H11D4F4N5O2S; molecular weight 481.46 g/mol.
- High purity: 99.9% suitable for analytical workflows.
- Packaged as a 10 mg quantity appropriate for reference and method development.
Cambridge Isotope Laboratories 25-HYDROXYVITAMIN D3 (95% CP) (23,24,25,26,27-13C5, 99%) 100 UG/ML IN ETHANOL, 1 ML, 63283-36-3
25-HYDROXYVITAMIN D3 (95% CP) (23,24,25,26,27-13C5, 99%) 100 UG/ML IN ETHANOL, 1 ML, 63283-36-3
Cambridge Isotope Laboratories Oxychlordane (13C10 99%) 100 ug/mL in nonane 1 2 mL
Oxychlordane (13C10 99%) 100 ug/mL in nonane 1 2 mL
Medchemexpress LLC Pyridoxamine-d3 dihydrochloride | 1173023-45-4 | 99.3% | C8H11D3Cl2N2O2 | 500 UG
Pyridoxamine-d3 (dihydrochloride) is the deuterium labeled Pyridoxamine dihydrochloride. Deuteration has gained attention due to its potential to affect the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC L-asparagine-13C4,15N2 monohydrate | 202406-87-9 | MFCD01073445 | 98.0% | 153.07 | 13C4H7 15N2O4 | 5 MG
L-asparagine-13C4,15N2 monohydrate is an isotopically labeled amino acid provided as a monohydrate for use as a stable-isotope internal standard and tracer in mass spectrometry, metabolite tracing, and isotope labeling studies. It contains four 13C labels and two 15N labels and is manufactured to analytical-grade purity for reliable quantitative work.
- Isotopically labeled with 13C4 and 15N2 for unambiguous mass shifts.
- High purity suitable for analytical and quantitative applications.
- Provided as a monohydrate solid for straightforward handling and storage.
- Intended for use as an internal standard in mass spectrometry workflows.
- Available in small-scale quantities for method development and validation.
Medchemexpress LLC N-(2,6-dimethylphenyl)-2-(4-(2-hydroxy-3-(2-methoxyphenoxy)propyl)piperazin-1-yl-2,2,3,3,5,5,6,6-d8)acetamide dihydrochloride | 1219802-60-4 | 99.0% | 508.51 | 1 MG
Ranolazine-d8 (dihydrochloride) is the deuterium labeled Ranolazine dihydrochloride. Ranolazine dihydrochloride (CVT 303 dihydrochloride) is an anti-angina agent that achieves its effects by inhibiting the late phase of inward sodium current (INa and IKr with IC50 values of 6 μM and 12 μM, respectively) without affecting heart rate or blood pressure (BP). Ranolazine dihydrochloride is also a partial fatty acid oxidation inhibitor. It is for research use only and not sold to patients.
- Isotope-labeled compounds
- Hot research area
- Internal standard for clinical mass spectrometry
- Isotope-labeled inhibitors
- Deuterium (2H, D) stable isotope-labeled inhibitors
- Stable isotope-labeled inhibitors for use in in vivo cell experiments
- Therapeutic drug monitoring: TDM
Cayman Chemical Nilvadipine-d4, Purity: ≥99% deuterated forms (d1-d4), CAS: 2928067-26-7, 5 mg
An internal standard for the quantification of nilvadipine by GC- or LC-MS
Medchemexpress LLC Clomipramine-d6 hydrochloride | 1189882-28-7 | 1 MG
Clomipramine-d6 hydrochloride is a deuterium labeled form of Clomipramine hydrochloride, a potent 5-HT reuptake blocker with an IC50 value of 1.5 nM. It is a tricyclic antidepressant used in research for depression and obsessive compulsive disorder (OCD). Deuteration can influence the pharmacokinetic and metabolic profiles of drugs.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration has potential to affect pharmacokinetic and metabolic profiles of drugs.
- Suitable for research of depression and obsessive compulsive disorder (OCD).
Medchemexpress LLC Desvenlafaxine-d6 | 1062605-69-9 | 1 MG
Desvenlafaxine-d6 is deuterium labeled Desvenlafaxine, an orally active and BBB penetrated 5-HT and norepinephrine reuptake inhibitor. It shows weak binding affinity at the human dopamine (DA) transporter. Deuterated compounds like Desvenlafaxine-d6 are used as tracers for quantitation during drug development due to their potential to affect pharmacokinetic and metabolic profiles.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Cayman Chemical Glycocholic Acid-d4, Purity: ≥99% deuterated forms (d1-d4), CAS: 1201918-15-1, 1 mg
An internal standard for the quantification of glycocholic acid by GC- or LC-MS
Medchemexpress LLC Adenosine-d13 | 58-61-7 | 96.6% | 5 MG
Adenosine-d13 is a deuterium-labeled form of Adenosine, an endogenous autacoid crucial for various cellular processes. It interacts with G protein-coupled receptors (A1, A2A, A2B, and A3) and plays a role in neuronal activity, vascular function, platelet aggregation, and blood cell regulation.
- Used as a tracer
- Can serve as an internal standard for quantitative analysis
- Suitable for analysis techniques such as NMR, GC-MS, or LC-MS
Medchemexpress LLC (S)-Lathosterol-d4 | 1182005-25-9 | 99.7% | 390.68 | 1 MG
(S)-Lathosterol-d4 is the deuterium labeled (S)-Lathosterol. Lathosterol is a cholesterol-like molecule, and serum Lathosterol concentration indicates whole-body cholesterol synthesis.
- Used as a tracer.
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC Amlodipine-d4 (maleate) | 2714486-25-4 | 98.2% | 5 MG
Amlodipine-d4 (maleate) is the deuterium-labeled Amlodipine maleate, a dihydropyridine calcium channel blocker. It functions as an orally active antianginal agent by blocking voltage-dependent L-type calcium channels, thereby inhibiting the initial influx of calcium. This compound is valuable for research into high blood pressure and cancer.
- Functions as a tracer in drug development processes.
- Serves as an internal standard for quantitative analysis using techniques like NMR, GC-MS, or LC-MS.
- Aids in the study of high blood pressure and cancer.
- Offers potential to influence the pharmacokinetic and metabolic profiles of drugs.