Isotopically Labeled Compounds
Medchemexpress LLC n-Heptyl Alcohol-d15 10mg
n-Heptyl Alcohol-d15 is the deuterium labeled 1-Heptanol[1]
Medchemexpress LLC CH5468924-d4 (Alectinib metabolite M-4-d4) | >98.0% | 460.6 g/mol | C28H28D4N4O2 | 2.5mg
CH5468924-d4 (Alectinib Metabolite M-4-d4) is the deuterium labeled CH5468924
Cambridge Isotope Laboratories LAURIC ACID (1-13C, 99%), 5 G, 93639-08-8
LAURIC ACID (1-13C, 99%), 5 G, 93639-08-8
Medchemexpress LLC L-cysteine-13C3,15N | 202406-97-1 | MFCD01073449 | 99.9% | 125.13 | 13C3H7(15N)O2S | 1mg
L-Cysteine-13C3 15N is the 13C- and 15N-labeled L-Cysteine L-Cysteine is a conditionally essential amino acid which acts as a precursor for biologically active molecules such as hydrogen sulphide (H2S) glutathione and taurine L-Cysteine suppresses ghrelin and reduces appetite in rodents and humans[1]
Cayman Chemical Sphingosine d20 1
Composes a significant portion of CNS gangliosides; concentration increases with maturation and may be related to nervous system degeneration
Medchemexpress LLC Deruxtecan-d5 | 00-00-0 | 98.4% | C52H51D5FN9O13 | 10MG
Deruxtecan-d5 is a deuterium-labeled derivative of deruxtecan supplied as an off-white to light yellow solid for use as a tracer or internal standard in quantitative analysis (NMR, GC-MS, LC-MS) and antibody-drug conjugate research. It is highly pure, readily soluble in DMSO, and should be stored cold and protected from moisture and light.
- deuterium-labeled internal standard for quantitative assays.
- high purity: 98.4%.
- solid form, off-white to light yellow.
- soluble in DMSO ≥ 100 mg/mL.
- storage: -20°C; in solvent -80°C for 6 months, -20°C for 1 month.
- suitable for tracer studies and ADC research.
Medchemexpress LLC Diethyltoluamide-d7 | 1219799-37-7 | 98.5% | 198.31 | C12H10D7NO | 10 MG
Diethyltoluamide-d7 is a deuterium-labeled analogue of N,N-diethyl-m-toluamide (DEET) used as an isotope-labeled reference standard for analytical chemistry. It is intended for use as an internal standard in mass spectrometry, calibration, and method validation, supplied in milligram quantities with high isotopic enrichment and purity.
- Deuterium-labeled internal standard (D7) for mass spectrometry.
- High purity (98.5%) suitable for quantitative analysis.
- Molecular weight 198.31 g/mol.
- CAS number 1219799-37-7 for unambiguous identification.
- Supplied in small milligram quantities for analytical workflows.
Cayman Chemical L-MethIonIn-d3 100mg
An internal standard for the quantification of L-methionine by GC- or LC-MS
Cayman Chemical IpronIdazole-d3 500ug
An internal standard for the quantification of ipronidazole by GC- or LC-MS
Sigma Aldrich Fine Chemicals Biosciences L-Valine-13C5,15N 98 atom % 15N, 98 atom % 13C, 95% (CP) | 202407-30-5 | MFCD00144708 | 250MG
L-Valine-13C5,15N 98 atom % 15N, 98 atom % 13C, 95% (CP) | Purity: 95% (CP) | Mol Wt: 123.1 | 202407-30-5 | MFCD00144708 | 250MG
Medchemexpress LLC Sucrose-d14 (D-(+)-Saccharose-d14) | 57-50-1 | 99.0% | 1 MG
Sucrose-d14 is the deuterium labeled Sucrose, a disaccharide composed of two monosaccharides, glucose and fructose. It can be applied in animal models for metabolic disease, obesity, and diet preference. This product serves as a valuable tool for quantitative analysis in various research applications.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuterium substitution can affect the pharmacokinetic and metabolic profiles of drugs.
- 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.
Medchemexpress LLC Choline-d13 chloride | 352438-97-2 | 99.9% | 5 MG
Choline-d13 (chloride) is the deuterium labeled Choline chloride, an organic compound and a quaternary ammonium salt. It acts as an acyl group acceptor and choline acetyltransferase substrate. It is also an important additive in feed, particularly for chickens, where it accelerates growth. This product is 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 Metolachlor-d6 | 1219803-97-0 | 99.6% | 1 MG
Metolachlor-d6 is the deuterium-labeled form of Metolachlor. Metolachlor is a pre-emergent, selective, chloroacetanilide herbicide used to control various annual grass and broadleaf weeds in corn and other crops. It is a chiral herbicide consisting of four stereoisomers.
- 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 L-Tryptophan-d5 | 62595-11-3 | MFCD28495036 | 209.26 | 1 MG
L-Tryptophan-d5 is a deuterium-labeled form of L-Tryptophan, an essential amino acid. It serves as a precursor for the synthesis of 5-HT, melatonin, and niacin, and is involved in various physiological processes.
- Deuterium-labeled essential amino acid
- Precursor for 5-HT, melatonin, and niacin synthesis
- Involved in immune function
- Plays a role in neuronal activity