Isotopically Labeled Compounds
Medchemexpress LLC Propanoic-d5 acid, sodium salt | 202529-18-8 | 99.9% | 10 MG
Propanoic-d5 (sodium) is the deuterium-labeled sodium salt of propionic acid used as a stable isotope tracer in analytical and metabolic studies.
- Deuterium-labeled compound suitable as an internal standard or tracer in mass spectrometry and metabolic research.
- High chemical purity (99.91% by HPLC) for reliable analytical performance.
- Deuterium incorporation (d5) provides clear isotopic distinction from unlabeled analogs.
- Solid form, facilitating handling and long-term storage.
- Recommended storage: powder at -20°C (3 years) or 4°C (2 years); in solvent at -80°C (6 months) or -20°C (1 month).
Cambridge Isotope Laboratories AMMONIUM NITRATE (15N2, 98%+), 1 G, 43086-60-8
AMMONIUM NITRATE (15N2, 98%+), 1 G, 43086-60-8
Medchemexpress LLC Nifedipine-d6 | 1188266-14-9 | 98.0% | 352.37 g/mol | C17H12D6N2O6 | 10 MG
Nifedipine-d6 is a deuterium-labeled analogue of nifedipine supplied for analytical and research use. It is used as an internal standard or tracer in quantitative assays (NMR, GC-MS, LC-MS) and in drug metabolism and pharmacokinetic studies, providing consistent isotopic labeling for reliable measurements.
- Deuterium-labeled internal standard for quantitative assays
- Purity 98.0%
- Molecular weight 352.37 g/mol
- Molecular formula C17H12D6N2O6
- CAS number 1188266-14-9
- Storage: powder -20°C (3 years), 4°C (2 years)
Medchemexpress LLC D-Alanine-d3 | 177614-69-6 | 99.3% | 92.11 | 25 MG
D-Alanine-d3 is the deuterium labeled D-Alanine. D-Alanine is a weak GlyR (inhibitory glycine receptor) and PMBA agonist, with an EC50 of 9 mM for GlyR.
- 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.
Medchemexpress LLC Trehalose 6,6'-dimycolate | 61512-20-7 | MFCD18643296 | 97.0% | 2053.4 g/mol | C130H250O15 | 5 MG
Trehalose 6,6′-dimycolate (cord factor) is a mycobacterial cell-wall glycolipid used as a research reagent to simulate Mycobacterium tuberculosis-induced inflammation and granuloma formation. It is supplied as a powder for laboratory use and has defined storage and handling recommendations to preserve activity.
- Used to model mycobacterial-induced inflammation and granuloma formation.
- Cell-wall glycolipid (cord factor) relevant to tuberculosis research.
- Purity 97.0%.
- Available in small research pack sizes suitable for in vitro studies.
- Powder form with recommended cold storage to maintain stability.
- Applicable for innate immunity and adjuvant mechanism studies.
Cambridge Isotope Laboratories INDOLE-3-ACETIC ACID (PHENYL-13C6, 99%), 0.01 G
INDOLE-3-ACETIC ACID (PHENYL-13C6, 99%), 0.01 G
Cambridge Isotope Laboratories STEARIC ACID (METHYL-D3, 98%), 0.25 G, 62163-39-7
STEARIC ACID (METHYL-D3, 98%), 0.25 G, 62163-39-7
Cambridge Isotope Laboratories DEUTERIUM HYDRIDE (D, 97%), 5 L, 13983-20-5
DEUTERIUM HYDRIDE (D, 97%), 5 L, 13983-20-5
Cambridge Isotope Laboratories METHYL METHACRYLATE (D8, 98%) 10-100 PPM HYDROQUINONE, 5 G, 35233-69-3
METHYL METHACRYLATE (D8, 98%) 10-100 PPM HYDROQUINONE, 5 G, 35233-69-3
Medchemexpress LLC D-(+)-Talose-13C-1 | 83379-36-6 | 99.0% | 181.15 g·mol⁻1 | C6H12O6 | 25 MG
D-(+)-Talose-13C-1 is the carbon-1 13C-labeled isotopologue of D-talose, supplied as a high-purity solid for use as a tracer and as an internal standard in analytical methods such as NMR, GC-MS, and LC-MS.
- Labeled at carbon-1 with 13C for tracer studies.
- Suitable as an internal standard for NMR, GC-MS, and LC-MS.
- High purity: 99.0%.
- Pack size appropriate for analytical applications.
- Molecular formula C6H12O6; molecular weight 181.15 g·mol⁻1.
- CAS number 83379-36-6 for unambiguous identification.
Medchemexpress LLC Pentacosane-d52 | 121578-13-0 | 10 MG
Pentacosane-d52 is a deuterium-labeled version of Pentacosane, a compound found in Curcuma raktakanda and Malus domestica known for its anti-cancer activities. This high-purity compound is primarily utilized in research as a tracer and an internal standard for various quantitative analytical methods.
- Molecular weight: 405.00
- Formula: C25D52
- Appearance: White to off-white solid
- Purity: 98.59%
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Deuterium labeling can affect pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Α-Zearalenol-d4 | 1778734-73-8 | 500 UG
Α-Zearalenol-d4 is a deuterated labeled α-Zearalenol. Α-Zearalenol is a mycotoxin with high affinity for the estrogen receptors (ER), it is a derivative of zearalenone (ZEN), and causes reproductive disorders in animals due to its xenoestrogenic effects.
- Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules.
- Deuteration has potential to affect the pharmacokinetic and metabolic profiles of drugs.
- Shows the highest RPE (90.5%) at 9.37 μM α-ZOL exposure in MFC-7 cells.
- Induces an increase of cell viability on MCF-7 cells mainly after 72 hours of treatment.
- Increases MCF7 cell population in the S phase and in the G2/M phase.
- Reduces the expression of TNF-α.
- Combines with β-ZOL showing an antagonistic effect on inflammation for IL-1β and acts synergic for IL-8 at high toxin concentrations.
Cambridge Isotope Laboratories L-TRYPTOPHAN (INDOLE-2-13C, 98%), 0.25 G, 115709-68-7
L-TRYPTOPHAN (INDOLE-2-13C, 98%), 0.25 G, 115709-68-7
Cambridge Isotope Laboratories DL-VANILMANDELIC ACID (VMA) (RING-D3, 98%), 0.01 G
DL-VANILMANDELIC ACID (VMA) (RING-D3, 98%), 0.01 G