Isotopically Labeled Compounds
Medchemexpress LLC Dimetridazole-d3 (1,2-Dimethyl-5-nitroimidazole-d3) | 64678-69-9 | 99.8% | 1 MG
Dimetridazole-d3 (1,2-Dimethyl-5-nitroimidazole-d3) is a deuterium-labeled version of Dimetridazole, a nitroimidazole antibiotic that inhibits protein synthesis in Campylobacter jejuni cultures and has genotoxic properties. This compound is suitable for research on protozoal and bacterial infections.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration can influence the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Azepan-2-one-d10 | 169297-53-4 | 99.8% | 123.22 | 100 MG
Azepan-2-one-d10 is a deuterium labeled compound designed for research applications. It serves as a tracer and an internal standard for quantitative analysis using techniques like NMR, GC-MS, or LC-MS. Deuteration of drug molecules can influence their pharmacokinetic and metabolic profiles, making this compound valuable for drug development studies.
- Can be used as a tracer
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Facilitates studies on the effects of deuteration on pharmacokinetic and metabolic profiles of drugs
- Incorporates stable heavy isotopes for quantitation during drug development
Medchemexpress LLC Carbon-13C | 14762-74-4 | MFCD00151499 | 97.1% | 13.00 | 13C | 100mg
Carbon-13C is the 13C labeled Carbon[1]
Medchemexpress LLC Lauric acid-d23 | 59154-43-7 | MFCD00144567 | 98.4% | 223.46 | C12HD23O2 | 50mg
Lauric acid-d233 is the deuterium labeled Lauric acid Lauric acid is a middle chain-free fatty acid with strong bactericidal properties The EC50s for P acnes S aureus S epidermidis are 2 6 4 g/mL respectively
Medchemexpress LLC Spisulosine-d3 (ES-285-d3) | 1246298-31-6 | 99.0% | 288.53 | 1 MG
Spisulosine-d3 (ES-285-d3) is a deuterium-labeled version of Spisulosine, an antiproliferative compound derived from marine sources. It inhibits the growth of prostate PC-3 and LNCaP cells by causing intracellular ceramide accumulation, activating PKCζ, and inducing apoptosis. Deuteration can impact the pharmacokinetic and metabolic profiles of drugs.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Can affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Enclomiphene-d4 | 00-00-0 | 99.9% | 409.98 g/mol | C26H24D4ClNO | 5 MG
Enclomiphene-d4 is a deuterium-labeled analogue of enclomiphene provided for use as a tracer and internal standard in quantitative analytical workflows. It is intended for research applications where stable-isotope labeling improves accuracy and precision in NMR, GC-MS, and LC-MS assays.
- Deuterium-labeled internal standard for quantitative analysis by NMR, GC-MS, and LC-MS.
- High purity: 99.85%.
- Molecular formula C26H24D4ClNO and molecular weight 409.98 g/mol.
- Available in small research quantities suitable for analytical workflows.
- Includes supporting documentation such as COA, HNMR, RP-HPLC, and LCMS reports.
Cayman Chemical Darifenacin-d4, Purity: ≥99% deuterated forms (d1-d4), CAS: 1189701-43-6, 10 mg
An internal standard for the quantification of darifenacin by GC- or LC-MS
Medchemexpress LLC Oxybutynin-d11 chloride | 1185151-95-4 | 97.4% | 5 MG
Oxybutynin-d11 (chloride) is the deuterium-labeled version of Oxybutynin chloride. Oxybutynin chloride acts as an anticholinergic agent, inhibiting vascular Kv channels in a concentration-dependent manner, with an IC50 of 11.51 μM. Deuterium substitution, as seen in this product, has been studied for its potential to alter the pharmacokinetic and metabolic profiles of drugs.
- It is a deuterium-labeled compound.
- It serves as a tracer.
- It can be used as an internal standard for quantitative analysis through techniques such as NMR, GC-MS, or LC-MS.
- It is intended for research use only.
Medchemexpress LLC Mavacamten-d5 | 2453251-00-6 | 98.6% | 278.36 | 1 MG
Mavacamten-d5 is a deuterium-labeled version of Mavacamten (HY-109037), an orally active modulator of cardiac myosin. This compound is intended 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 are incorporated into drug molecules for quantitation during drug development.
- Deuteration can affect the pharmacokinetic and metabolic profiles of drugs.
Cambridge Isotope Laboratories Diethyl malonate (2 2-D2 98%) 10 g
Diethyl malonate (2 2-D2 98%) 10 g
Cambridge Isotope Laboratories URIC ACID (2-13C, 98%; 1,3,7-15N3, 98%),, 1 MG
URIC ACID (2-13C, 98%; 1,3,7-15N3, 98%),, 1 MG
![Revvity Health Sciences Inc L-[<sup>35</sup>S]-Methionine, 10mCi (370MBq), Specific Activity:>1000Ci (37.0TBq)/mmole, 50mM Tricine, 10mM BME](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502809552.jpg-250.jpg)
Revvity Health Sciences Inc L-[35S]-Methionine, 10mCi (370MBq), Specific Activity:>1000Ci (37.0TBq)/mmole, 50mM Tricine, 10mM BME
L-[35S]-Methionine, 10mCi (370MBq), Specific Activity:>1000Ci (37.0TBq)/mmole, 50mM Tricine, 10mM BME
Medchemexpress LLC Sarcosine-15N (N-methylglycine-15N) | 107-97-1 | 99.9% | 90.09 g·mol^-1 | C3H7(15N)O2 | 10 MG
15N-labeled sarcosine (N-methylglycine-15N) is a stable isotope reagent for analytical and biochemical applications, offering high chemical and isotopic purity suitable for use as an internal standard, tracer, or reference in method development. The product is supplied in a small, accurately weighed quantity and is accompanied by documentation for quality and safety.
Medchemexpress LLC 1-Bromoheptane-d15 | 98195-42-7 | MFCD01073970 | 99.2% | 194.19 g/mol | C7D15Br | 25 MG
1-Bromoheptane-d15 is the deuterium-labeled analogue of 1-bromoheptane used as a stable-isotope reagent in research and analytical chemistry. It provides a mass-shifted internal standard or tracer for mass spectrometry, quantitative analysis, and mechanistic studies, and is supplied in small pack sizes suitable for laboratory use.
- Deuterium-labeled analogue of 1-bromoheptane.
- Suitable as an internal standard for mass spectrometry and quantitative analysis.
- Useful for tracer and mechanistic studies.
- Available in small pack sizes (1-50 mg) for research use.
- Supplied with product documentation, including SDS and data sheet.
Medchemexpress LLC N,N-dimethyl-4-(phenyldiazenyl)aniline-d5 | 1398109-08-4 | MFCD22565739 | 99.0% | 230.32 g/mol | C14H10D5N3 | 25 MG
Methyl yellow-d5 (N,N-dimethyl-4-(phenyldiazenyl)aniline-d5) is the deuterium-labeled isotopologue of methyl yellow supplied as a high-purity analytical reference standard. It is intended for use as a tracer or internal standard in mass spectrometry and other analytical workflows, and is provided with high isotopic enrichment and defined storage recommendations.