Isotopically Labeled Compounds
Medchemexpress LLC L-glutamine-1-13C | 159663-16-8 | 98.0% | 147.14 | C4(13C)H10N2O3 | 10 MG
L-Glutamine-1-13C is a stable isotope-labeled form of L-glutamine with a 13C label at the 1-position, supplied as a small, accurately quantified solid for tracer and metabolic studies.
- 13C label at the 1-position for site-specific metabolic tracing.
- High chemical purity: 98.0%.
- Available in small, precise pack sizes suitable for micro-scale experiments.
- Powder stable when stored at -20°C, with extended shelf life.
- Intended for metabolic flux analysis, tracer experiments, and biochemical assays.
Medchemexpress LLC Lactate-d3 sodium | 1219802-24-0 | MFCD29050090 | 98.0% | 115.08 g/mol | C3H2D3NaO3 | 10 MG
Lactate-d3 sodium is the deuterium-labeled sodium salt of DL-lactic acid supplied as a 60% w/w aqueous solution for use as an isotopically labeled reagent in analytical and metabolic studies.
- Supplied as a 60% w/w aqueous solution suitable for stock and dilution.
- Deuterium-labeled (d3) sodium salt for isotopic tracing and mass spectrometry applications.
- High purity: 98.0%.
- Molecular weight approximately 115.08 g/mol and formula C3H2D3NaO3.
- Provided in a small 10 mg quantity for analytical use and method development.
Cayman Chemical OlaparIb-d4 500UG
An internal standard for the quantification of olaparib by GC- or LC-MS
Sigma Aldrich Fine Chemicals Biosciences L Alanne 3 13C 99 atom 1500MG
L Alanne 3 13C 99 atom 1500MG
Cambridge Isotope Laboratories n-Heptadecane (D36 98%) (5% related per-deuterated alkanes) CP 95% 5 g
n-Heptadecane (D36 98%) (5% related per-deuterated alkanes) CP 95% 5 g
Medchemexpress LLC Palmitic acid-d31 | 39756-30-4 | 287.62 | 5 MG
Palmitic acid-d31 is a deuterium-labeled palmitic acid, a long-chain saturated fatty acid commonly found in both animals and plants. It can induce glucose-regulated protein 78 (GRP78) and CCAAT/enhancer binding protein homologous protein (CHOP) in mouse granulosa cells. This compound is valuable as a tracer or an internal standard for quantitative analysis in various spectroscopic methods, and its deuterium labeling offers potential benefits for studying pharmacokinetic and metabolic profiles.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Deuterium labeling for pharmacokinetic and metabolic studies
Medchemexpress LLC Methotrexate-d3 diammonium | 00-00-0 | MFCD08063571 | 99.7% | 491.52 | C20H25D3N10O5 | 5 MG
Methotrexate-d3 diammonium is a deuterium-labeled analog of methotrexate provided as the diammonium salt for research use. It serves as a stable isotope internal standard and analytical reference for LC-MS, pharmacokinetic, and tracer studies, supplied in small milligram quantities with high isotopic purity.
- Deuterium-labeled internal standard for mass spectrometry.
- High purity (≈99.7%) suitable for analytical applications.
- Diammonium salt form for improved handling and stability.
- Soluble in DMSO for easy sample preparation.
- Available in small milligram pack sizes for research use.
Medchemexpress LLC L-lysine-13C dihydrochloride | 202190-50-9 | 99.9% | 220.10 | C5(13C)H16Cl2N2O2 | 10 MG
L-lysine-13C dihydrochloride is a stable-isotope labelled form of the essential amino acid L-lysine, provided as the dihydrochloride salt for tracer, metabolic, and mass-spectrometry studies. It is 13C-labelled at the carboxyl carbon and supplied as a white to off-white solid with high chemical purity.
- 13C-labelled at the carboxyl carbon for tracer and mass-spectrometry applications.
- Provided as the dihydrochloride salt for improved solubility and stability.
- High purity (99.9%) suitable for research use.
- White to off-white solid; molecular weight 220.10 g/mol.
- CAS number 202190-50-9 for unambiguous identification.
- Storage: store sealed at 4°C; in solvent, store at -80°C (6 months) or -20°C (1 month).
Medchemexpress LLC Minocycline-d6 sulfate | 13614-98-7 | 95.21% | 561.59 | 1 MG
Minocycline-d6 sulfate | 13614-98-7 | 95.21% | 561.59 | 1 MG
Medchemexpress LLC Fenoterol-d6 (hydrobromide) | 1286129-04-1 | 98.0% | 1 MG
Fenoterol-d6 hydrobromide is the deuterium-labeled version of Fenoterol hydrobromide, a sympathomimetic agent and selective β2-adrenoceptor agonist. It functions as an effective bronchodilator in research contexts, particularly for bronchospasm linked to asthma, bronchitis, and other obstructive airway diseases. This compound is also suitable for use as a tracer and internal standard in quantitative analysis methods such as NMR, GC-MS, or LC-MS.
- Deuterium-labeled version of Fenoterol hydrobromide
- Acts as a selective and orally active β2-adrenoceptor agonist
- Effective bronchodilator for research on bronchospasm associated with respiratory diseases
- Can be used as a tracer
- Suitable as an internal standard for quantitative analysis (NMR, GC-MS, LC-MS)
- Deuteration may influence pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Mephenytoin-d5 | 1185032-66-9 | >98.72% | 1 MG
Mephenytoin-d5 is a deuterium labeled form of Mephenytoin, an anticonvulsant that acts as a substrate for CYP2C19 and CYP2B6. It is commonly utilized as a tracer and internal standard for quantitative analysis methods such as NMR, GC-MS, or LC-MS.
- Can be used as a tracer for quantitative analysis
- Can be used as an internal standard for quantitative analysis
- Deuteration may affect pharmacokinetic and metabolic profiles
Medchemexpress LLC Octanal-d16 | 1219794-66-7 | 5 MG
Octanal-d16 is a deuterium-labeled octanal, a fragrant aldehyde known for its antioxidant and antibacterial properties. It has shown antifungal effects against *G. citri-aurantii* by disrupting cell membrane integrity and causing cellular component leakage. Furthermore, Octanal exhibits cytotoxicity towards HeLa cells, with an IC50 value of 3.5 μg/mL.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Stable heavy isotopes have the potential to affect the pharmacokinetic and metabolic profiles of drugs
Medchemexpress LLC Α-Vitamin E-d6 | 113892-08-3 | 5 MG
α-Vitamin E-d6 is a deuterium-labeled form of α-Vitamin E, intended for research use only. This compound serves as a tracer and internal standard for quantitative analysis via methods like NMR, GC-MS, or LC-MS. Incorporating stable heavy isotopes such as deuterium can influence the pharmacokinetic and metabolic profiles of drugs during development. It has a molecular weight of 436.74, a chemical formula of C29H44D6O2, and appears as a light yellow to yellow oil with a purity of 98.85%.
- Used as a tracer
- Functions as an internal standard for quantitative analysis (NMR, GC-MS, LC-MS)
- Deuterium labeling can impact pharmacokinetic and metabolic profiles
Medchemexpress LLC Indole-13C | 85597-55-3 | 118.14 | 5 MG
Indole-13C is the 13C labeled Indole, which is an endogenous metabolite. It can be used as a tracer and as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS. Stable heavy isotopes like Indole-13C are incorporated into drug molecules as tracers for quantitation during drug development.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Cambridge Isotope Laboratories DEOXYCHOLIC ACID (2,2,4,4,11,11-D6, 98%), 10 MG
DEOXYCHOLIC ACID (2,2,4,4,11,11-D6, 98%), 10 MG