Isotopically Labeled Compounds
Medchemexpress LLC Theophylline-d6 | 117490-39-8 | 99.3% | 1 MG
Theophylline-d6 is the deuterium labeled Theophylline, a nonselective phosphodiesterase (PDE) inhibitor, adenosine receptor blocker, and histone deacetylase (HDAC) activator. Stable heavy isotopes are incorporated into drug molecules as tracers for quantitation during the drug development process, with deuteration potentially affecting 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
- Stable isotope-labeled compound
- Used in internal standards for clinical mass spectrometry
- Deuterium (2H, D) stable isotope-labeled inhibitor
- Used in therapeutic drug monitoring (TDM)
Medchemexpress LLC 4-Nonylphenol-d5 | 358730-95-7 | 99.2% | 1 MG
4-Nonylphenol-d5 is the deuterium labeled form of 4-Nonylphenol. This compound is a major degradation product of Nonylphenol ethoxylates (NPEOs), known as a persistent organic pollutant with endocrine-disrupting properties and estrogenic activity.
- Deuterium labeled compound
- Can be used as a tracer in various applications
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Incorporation of stable heavy isotopes aids in quantitation during drug development
- Deuteration may impact pharmacokinetic and metabolic profiles of drugs
Cayman Chemical HomocItrulIn-d3 500ug
An internal standard for the quantification of homocitrulline by GC- or LC-MS
Cambridge Isotope Laboratories ETHYLENE GLYCOL D4, 98% 5G
ETHYLENE GLYCOL (D4, 98%)Chemical Purity98%.Chemical Formula HO(CD2)2OH.Labeled CAS# 2219-51-4
![Medchemexpress LLC D-(+)-talose-13C-1 | 83379-36-6 | MFCD08459988 | 99.0% | 181.15 g/mol | C5[13C]H12O6 | 100 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000283080.png-250.jpg)
Medchemexpress LLC D-(+)-talose-13C-1 | 83379-36-6 | MFCD08459988 | 99.0% | 181.15 g/mol | C5[13C]H12O6 | 100 MG
D-(+)-Talose-13C-1 is the 13C-labeled form of D-(+)-talose provided for research use as a white to off-white solid. It has a molecular weight of 181.15 g/mol and a reported purity of 99.0%. This material is intended for use as a tracer or internal standard in analytical and biochemical applications; consult storage and stability guidelines before use.
- Contains a single 13C isotopic label for tracer studies.
- High purity suitable for analytical standards and internal standard use.
- Solid, white to off-white appearance for easy handling.
- Molecular weight 181.15 g/mol; molecular formula C5[13C]H12O6.
- Powder storage: stable at -20°C for extended periods; in solvent stability is limited.
Medchemexpress LLC Lamotrigine-13C3 | 1188265-38-4 | 1 MG
Lamotrigine-13C3 is the 13C-labeled version of Lamotrigine, a potent and orally active anticonvulsant or antiepileptic agent. It selectively blocks voltage-gated Na+ channels, stabilizes presynaptic neuronal membranes, and inhibits glutamate release. This product is suitable for research on epilepsy, focal seizure, and similar conditions.
- 13C-labeled Lamotrigine, suitable as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Potent and orally active anticonvulsant/antiepileptic agent
- Selectively blocks voltage-gated Na+ channels
- Stabilizes presynaptic neuronal membranes
- Inhibits glutamate release
Medchemexpress LLC Alverine-d5 citrate | 1215327-00-6 | 98.5% | 1 MG
Alverine-d5 citrate is a deuterium-labeled analog of Alverine citrate, categorized as an isotope-labeled compound. It is a white to off-white solid with a purity of 98.5%. This compound can be used in research as a tracer and an internal standard for quantitative analysis using techniques such as NMR, GC-MS, or LC-MS.
- White to off-white solid appearance
- Purity of 98.5%
- Utilized as a tracer
- Functions as an internal standard for quantitative analysis
- Suitable for NMR, GC-MS, or LC-MS techniques
- Molecular weight: 478.59
- Chemical formula: C26H30D5NO7
- Isotopic enrichment: 99.6%
- Storage as powder: 3 years at -20°C, 2 years at 4°C
- Storage in solvent: 6 months at -80°C, 1 month at -20°C
Cambridge Isotope Laboratories Methanol-OD (d, 99%), 1455-13-6, MFCD00044213, 50 g
This item has a minimum order quantity of 2 per supplier requirements
Methanol-OD (d, 99%), 1455-13-6, MFCD00044213, 50 g
Cayman Chemical DesIpramIn-d4hydrochlorIde 5mg
An internal standard for the quantification of desipramine by GC- or LC-MS
Medchemexpress LLC Lusutrombopag-d13 | 1110766-97-6 | 98.6% | 604.63 | 1 MG
Lusutrombopag-d13 is deuterium labeled Lusutrombopag. Lusutrombopag is an orally bioavailable thrombopoietin (TPO) receptor agonist, used for treatment of chronic liver disease.
- This compound can be used as a tracer.
- This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process.
- Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs.
Sigma Aldrich Fine Chemicals Biosciences Hydrazine-15N2 monohydrate 98 atom % 15N | 145571-73-9 | MFCD01075633 | 100MG
Hydrazine-15N2 monohydrate 98 atom % 15N | Mol Wt: 52.05 | 145571-73-9 | MFCD01075633 | 100MG
Sigma Aldrich Fine Chemicals Biosciences Boc-Gly-OH-2-13C,15N 99 atom % 13C, 98 atom % 15N | 145143-01-7 | MFCD01075389 | 100MG
Boc-Gly-OH-2-13C,15N 99 atom % 13C, 98 atom % 15N | Purity: 98% (CP) | Mol Wt: 177.17 | 145143-01-7 | MFCD01075389 | 100MG
Sigma Aldrich Fine Chemicals Biosciences Acetonitrile-13C2,15N 99 atom % 13C, 98 atom % 15N | 14149-40-7 | MFCD01075387 | 250MG
Acetonitrile-13C2,15N 99 atom % 13C, 98 atom % 15N | Purity: 99% (CP) | Mol Wt: 44.03 | 14149-40-7 | MFCD01075387 | 250MG
Sigma Aldrich Fine Chemicals Biosciences 1-Dodecene-1,2-13C2 99 atom % 13C | 198332-88-6 | MFCD01075507 | 100MG
1-Dodecene-1,2-13C2 99 atom % 13C | Purity: 99% (CP) | Mol Wt: 170.3 | 198332-88-6 | MFCD01075507 | 100MG
Cayman Chemical CystathIonIn-d4 500ug
An internal standard for the quantification of cystathionine by GC- or LC-MS