Isotopically Labeled Compounds
Cambridge Isotope Laboratories Alpha-Ketoglutaric acid-3 3 4 4-D4 (D 98%) CP 90% 0 01 g
Alpha-Ketoglutaric acid-3 3 4 4-D4 (D 98%) CP 90% 0 01 g
Cayman Chemical ZIleuton-d4 500ug
An internal standard for the quantification of zileuton by GC- or LC-MS
Medchemexpress LLC 1-Undecanol-d23 (undecyl alcohol-d23) | 349553-88-4 | 195.45 | 10 MG
1-Undecanol-d23 (Undecyl alcohol-d23) is a deuterium-labeled version of 1-Undecanol, which is produced from the degradation of 2-tridecanone by Pseudomonas bacteria. It has been observed to enhance the attraction of *Grapholita molesta* to sex pheromone traps. This compound is suitable for use as a tracer or an internal standard in quantitative analysis.
- Can be utilized as a tracer
- Serves as an internal standard for quantitative analysis
- Compatible with NMR, GC-MS, or LC-MS techniques
- Stable heavy isotope for drug development studies
Medchemexpress LLC Emtricitabine-13C,15N2 | 1217820-69-3 | 250.23 | 500 UG
Emtricitabine-13C,15N2 is a 13C- and 15N-labeled Emtricitabine. It is a nucleoside reverse transcriptase inhibitor (NRTI) with an EC50 of 0.01 μM in PBMC cell and acts as an antiviral agent for the treatment of HIV infection. 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 Doxapram-d8 | 309-29-5 | 99.5% | 1 MG
Doxapram-d8 is deuterated labeled Doxapram, which is a respiratory stimulant. It increases breathing rate and depth by acting on the brain's respiratory centers and peripheral chemoreceptors. Doxapram inhibits TASK-1, TASK-3, TASK-1/TASK-3 heterodimeric channel function with EC50s of 410 nM, 37 μM, 9 μM, respectively.
- 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 Glycine-2-13C | 20220-62-6 | MFCD00037550 | 99.3% | 76.06 g/mol | H2N13CH2COOH | 5mg
Glycine-2-13C is the 13C-labeled Glycine Glycine is an inhibitory neurotransmitter in the CNS and also acts as a co-agonist along with glutamate facilitating an excitatory potential at the glutaminergic N-methyl-D-aspartic acid (NMDA) receptors
Medchemexpress LLC Dihydrolanosterol-d7 | 2260669-12-1 | 99.0% | 1 MG
Dihydrolanosterol-d7 is a deuterium-labeled analogue of dihydrolanosterol used as an isotope-labeled standard and tracer for mass spectrometry and metabolic studies. Dihydrolanosterol is a substrate of CYP51 and a cholesterol biosynthesis inhibitor.
- Deuterium-labeled internal standard for LC-MS/MS and metabolic tracing.
- Supports studies of cholesterol biosynthesis and CYP51 activity.
- High reported purity suitable for analytical applications.
- Supplied in small pack sizes for use as a reference standard.
Medchemexpress LLC o-cresol-d7 | 202325-50-6 | MFCD03428136 | 95.0% | 115.18 | C7HD7O | 25 MG
o-Cresol-d7 is the deuterium-labeled form of o-cresol supplied as a stable isotope standard for use in mass spectrometry and metabolite studies. It serves as an internal standard and tracer for quantitative analyses of cresol metabolites and related biochemical pathways.
- Deuterium-labeled internal standard for mass spectrometry.
- Suitable for quantitative analysis of cresol metabolites.
- Available in small milligram pack sizes for trace-level work.
- Includes product datasheet and handling instructions for laboratory use.
Cayman Chemical ProstaglndIn J2-d4 25ug
An internal standard for the quantification of prostaglandin J2 by GC- or LC-MS
Medchemexpress LLC 3-pentanol-d5 | 144032-75-7 | 93.18 g/mol | C5H7D5O | 100 MG
3-pentanol-d5 is the deuterium-labeled form of 3-pentanol used as a stable isotope tracer and internal standard for analytical techniques such as NMR, GC-MS, and LC-MS. It is supplied as a liquid deuterated compound for research and quantitative analysis.
- Deuterium-labeled internal standard for quantitative analysis
- Molecular formula: C5H7D5O
- Molecular weight: 93.18 g/mol
- Appearance: liquid
- Available pack sizes: 10 mg, 25 mg, 50 mg, 100 mg, 200 mg, 500 mg
- Recommended storage: pure form -20°C (stable ~3 years); in solvent -80°C (up to 6 months), -20°C (up to 1 month)
Cambridge Isotope Laboratories SODIUM PYRUVATE (3-13C, 99%), 0.5 G, 124052-04-6
SODIUM PYRUVATE (3-13C, 99%), 0.5 G, 124052-04-6
Medchemexpress LLC 1-Bromoeicosane-d41 10mg
1-Bromoeicosane-d41 is the deuterium labeled 1-Bromoicosane[1]
Cambridge Isotope Laboratories DL-GLUTAMIC ACID (2,4,4-D3, 98%), 1 G, 96927-56-9
DL-GLUTAMIC ACID (2,4,4-D3, 98%), 1 G, 96927-56-9
Cambridge Isotope Laboratories SODIUM PYRUVATE (D3, 97-98%), 0.5 G
SODIUM PYRUVATE (D3, 97-98%), 0.5 G
Cayman Chemical Cimetidine-d3, Purity: ≥99% deuterated forms (d1-d3), CAS: 1185237-29-9, 1 mg
An internal standard for the quantification of cimetidine by GC- or LC-MS