Isotopically Labeled Compounds
Cayman Chemical Nonadecnoyl-L-carnItIn-d3 25mg
An internal standard for the quantification of nonadecanoyl-L-carnitine
Medchemexpress LLC Sinapyl alcohol-d3 1mg
Sinapyl alcohol-d3 is the deuterated labeled Sinapyl alcohol (HY-W109812) Sinapyl alcohol is an orally active anti-inflammatory and antinociceptive agent Sinapyl alcohol reduces the expression level of inducible NO synthase and COX-2[1]
Medchemexpress LLC Tryptamine-d2 hydrochloride | 362049-48-7 | 99.9% | 5 MG
Tryptamine-d2 (hydrochloride) is a deuterium labeled Tryptamine hydrochloride. Tryptamine hydrochloride is a monoamine alkaloid, similar to other trace amines, believed to play a role as a neuromodulator or neurotransmitter. It is for research use only and not sold to patients.
- 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 Hepes-d18 | 203805-87-2 | 99.89% | 50 MG
HEPES-d18 is the deuterium labeled version of HEPES. HEPES is a nonvolatile zwitterionic chemical buffering agent commonly used in cell culture. It is effective within a pH range of 6.8 to 8.2 and is also recognized as a potent inducer of lysosome biogenesis.
- Used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Stable heavy isotope incorporated into drug molecules.
- Potential to affect pharmacokinetic and metabolic profiles of drugs through deuteration.
Cambridge Isotope Laboratories Trimethylamine N-oxide (D9 98%) 0 1 g
Trimethylamine N-oxide (D9 98%) 0 1 g
Medchemexpress LLC Formamide-d3 | 43380-64-9 | MFCD00144375 | 99.7% | 48.06 | CD3NO | 500mg
Formamide-d3 is the deuterium labeled Formamide (HY-Y0842) Formamide is an effective DNA denaturant that significantly reduces the stability of DNA in buffer solutions Formamide can also be used as a decalcifying agent for rat cardiac cells Additionally formamide is widely used as a solvent or chemical raw material for ion compounds resins and plasticizers [1][2][3][4][5][6][7]
Cambridge Isotope Laboratories VITAMIN K2 (MENAQUINONE MK-4) (5,6,7,8-D4, 2-METHYL-D3, 98%), 1 MG
VITAMIN K2 (MENAQUINONE MK-4) (5,6,7,8-D4, 2-METHYL-D3, 98%), 1 MG
Cambridge Isotope Laboratories Parlar 62 (13C10 99%) 10 ug/mL in nonane 1 2 mL
Parlar 62 (13C10 99%) 10 ug/mL in nonane 1 2 mL
Cayman Chemical DeoxycholIc AcId 100g
A secondary bile acid; inhibits TCA-induced spore germination in seven C. difficile strains at 0.2% v/v; inhibits growth and decreases the cytotoxicity of C. difficile culture supernatants to Vero cells at 0.02% v/v; inhibits ionizing radiation-induced p53-dependent transcription in a reporter assay using HCT116 cells at 200 µM; fecal and intestinal tissue levels are increased in a rat model of high-fat diet-induced obesity compared with rats fed a normal diet; increased serum levels have been found in patients with colorectal cancer
Medchemexpress LLC Clozapine-d8 | 1185053-50-2 | 99.7% | C18H11D8ClN4 | 10MG
Clozapine-d8 is the deuterium-labeled isotopologue of clozapine supplied as an analytical reference standard for pharmaceutical research. It is intended for use as an internal standard in quantitative LC-MS assays, method development, and pharmacokinetic studies where isotopic labeling improves accuracy, precision, and traceability of measurements.
- High isotopic labeling to support accurate internal standardization.
- Intended for LC-MS method development and quantitative assays.
- Useful for pharmacokinetic and ADME studies requiring isotopic tracers.
- Provided in small-mass formats suitable for analytical workflows.
- Typically supplied with analytical documentation such as COA, HNMR, and LCMS.
Medchemexpress LLC DL-malic acid-2,3,3-d3 | 104596-63-6 | MFCD01317361 | 99.9% | 137.11 | C4H3D3O5 | 50mg
Malic acid-d3 is the deuterium labeled Malic acid Malic acid (Hydroxybutanedioic acid) is a dicarboxylic acid that is naturally found in fruits such as apples and pears It plays a role in many sour or tart foods[1][2]
Medchemexpress LLC Acetophenone-d8 | 19547-00-3 | MFCD00064447 | 100.0% | 128.20 g·mol⁻¹ | C8D8O | 5g
Acetophenone-d8 is the deuterium labeled Acetophenone Acetophenone is an organic compound with simple structure[1]
Medchemexpress LLC (S)-rivastigmine-d6 tartrate | 194930-00-2 | 99.0% | 406.46 | C18H22D6N2O8 | 5 MG
(S)-Rivastigmine-d6 tartrate is the deuterium-labeled form of (S)-rivastigmine tartrate supplied as a solid research standard for use as an analytical tracer, internal standard, or in quantitative studies of cholinesterase inhibition. It is intended for laboratory research and includes recommended storage and solvent guidelines for reliable handling.
- Deuterium-labeled internal standard for quantitative analysis
- High isotopic and chemical purity (99.0%)
- Stable solid with recommended storage at -20°C; in solution store at -80°C for long-term stability
- Soluble in DMF, DMSO, and ethanol at specified concentrations
- Available in small milligram quantities for analytical workflows
Medchemexpress LLC O-phthalaldehyde-d6 | 68234-47-9 | 140.17 g·mol⁻¹ | C8D6O2 | 1mg
Phthalaldehyde-d6 is the deuterium labeled Phthalaldehyde (HY-W012669) Phthalaldehyde is a biochemical assay reagent which modifies the amino acid and measure the derivative through HPLC Phthalaldehyde forms a fluorescent compound with -amino group[1][2]