Isotopically Labeled Compounds
Medchemexpress LLC Ethyl 4-hydroxybenzoate-d4 | 1219795-53-5 | 170.20 | C9H6D4O3 | 10 MG
Ethylparaben-d4 is the deuterium-labeled analog of ethyl 4-hydroxybenzoate supplied for research use as an isotopically labeled internal standard or tracer for quantitative analysis by NMR, GC-MS, and LC-MS. It contains four deuterium atoms (d4) to enable mass discrimination and accurate quantitation.
- Deuterium-labeled internal standard for quantitative analysis.
- Suitable for NMR, GC-MS, and LC-MS applications.
- Molecular formula C9H6D4O3 and molecular weight 170.20.
- Available in small analytical quantities (commonly 1 mg, 5 mg, 10 mg).
- For research use only; not for human or clinical use.
Medchemexpress LLC L-Leucine-1-13C,15N | 80134-83-4 | 133.16 | 5 MG
L-Leucine-1-13C,15N is the 13C- and 15N-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway.
- 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 (±)-Climbazole-d4, Purity: ≥99% deuterated forms (d1-d4), CAS: 1185117-79-6, 1 mg
An internal standard for the quantification of climbazole by GC- or LC-MS
Cambridge Isotope Laboratories Desethylatrazine (ring-13C3 99%) 100 ug/mL in acetonitrile 1 2 mL
Desethylatrazine (ring-13C3 99%) 100 ug/mL in acetonitrile 1 2 mL
Medchemexpress LLC Arachidic acid-d3 | 202480-70-4 | 315.55 | 5 MG
Arachidic acid-d3 is a deuterium-labeled version of Arachidic acid. Arachidic acid, also known as Eicosanoic acid, is a long-chain saturated fatty acid found in the human body within plasma phospholipids, fish, cannabis, and other plant oils. When conjugated with Chitosan oligosaccharide, Arachidic acid can be used in anti-cancer drug delivery research.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis through NMR, GC-MS, or LC-MS.
- Deuterium substitution has the potential to influence the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Sulfabrom-d4 | 2374858-36-1 | 361.25 | 5 MG
Sulfabrom-d4 (N 3517-d4) is the deuterium labeled Sulfabrom. It is a long-acting Sulfonamide used for the treatment of coccidiosis and various bacterial infections in poultry, swine, and cattle.
- Target: Isotope-labeled compounds
- Pathway: Others
- Solvent and solubility: DMSO at 100 mg/mL (276.82 mM); need ultrasonic
- Caution: Product has not been fully validated for medical applications. For research use only.
Cambridge Isotope Laboratories GLYCINE (1-13C, 99%), 1 G, 20110-59-2
GLYCINE (1-13C, 99%), 1 G, 20110-59-2
![Revvity Health Sciences Inc Deoxy-D-glucose, 2-[1-14C]-, Aqueous Solution, 50 µCi (1.85 MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812309.jpg-250.jpg)
Revvity Health Sciences Inc Deoxy-D-glucose, 2-[1-14C]-, Aqueous Solution, 50 µCi (1.85 MBq)
Deoxy-D-glucose, 2-[1-14C]-, Aqueous Solution, 50 µCi (1.85 MBq)
Medchemexpress LLC Benzamide-15N | 31656-62-9 | 100mg
Benzamide-15N is a 15N-labeled Benzamide Benzamide inhibits poly(ADP-ribose) polymerase (PARP)[1][2]
Medchemexpress LLC Pemafibrate-d4 | 2924193-31-5 | 99.8% | 494.57 | 1 MG
Pemafibrate-d4 is deuterated labeled Pemafibrate (HY-17618). Pemafibrate is a highly selective PPARα agonist, with an EC50 of 1 nM. It is for research use only.
- 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.
- Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Levofloxacin-d8 | 1217716-71-6 | 99.8% | 5 MG
Levofloxacin-d8 is the deuterium-labeled version of Levofloxacin. Levofloxacin is a synthetic fluoroquinolone and an antibacterial agent that inhibits the supercoiling activity of bacterial DNA gyrase, thereby halting DNA replication. It 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
Medchemexpress LLC Squalane-d62 | 16514-83-3 | 25 MG
Squalane-d62 is a deuterium-labeled form of Squalane, a saturated derivative of Squalene found in certain fish and vegetable oils. It exhibits anticancer, antioxidant, skin hydrating, and emollient activities. This product is intended for research use only. Stable heavy isotopes, such as deuterium, are incorporated into drug molecules primarily as tracers for quantitation during drug development, and 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.
- Stable under recommended storage conditions.
Medchemexpress LLC D-Fructose-13C | 108311-21-3 | 25 MG
D-Fructose-13C is a 13C labeled D-Fructose, a naturally occurring monosaccharide found in many plants. It is intended for research use only, serving as a tracer or an internal standard for quantitative analysis by methods such as NMR, GC-MS, or LC-MS.
- Purity: 99.95%
- Appearance: Solid
- Color: White to off-white
- Stable heavy isotopes can be incorporated into drug molecules for quantitation
- Potential to affect 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
Medchemexpress LLC D-Xylulose-2-13C | 131771-47-6 | 99.5% | 151.12 | 5 MG
D-Xylulose-2-13C is the 13C labeled form of D-Xylulose, a precursor of the pentiol D-arabi. It is useful as a tracer and an internal standard for various analytical methods.
- Used as a tracer.
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Incorporates stable heavy isotopes of hydrogen, carbon, and other elements into drug molecules.
- Can affect the pharmacokinetic and metabolic profiles of drugs through deuteration.
