Isotopically Labeled Compounds
Medchemexpress LLC Ethyl cinnamate-d5 | 856765-68-9 | 99.7% | 181.24 | C11H7D5O2 | 100mg
Ethyl cinnamate-d5 is the deuterium labeled Ethyl cinnamate[1] Ethyl cinnamate is a fragrance ingredient used in many fragrance compounds Ethyl cinnamate is a food flavor and additive for cosmetic products Ethyl cinnamate is also an excellent clearing reagent for mammalian tissues[2][3]
Sigma Aldrich Fine Chemicals Biosciences D-Glucose-13C6 >=99 atom % 13C, >=99% (CP) | 110187-42-3 | MFCD00037544 | 3G
D-Glucose-13C6 >=99 atom % 13C, >=99% (CP) | Purity: >=99% (CP) | Mol Wt: 186.11 | 110187-42-3 | MFCD00037544 | 3G
Medchemexpress LLC Oseltamivir-d5 phosphate | 415.43 | C16H26D5N2O8P | 1 MG
Oseltamivir-d5 phosphate is a deuterium-labeled analogue of oseltamivir phosphate used as a stable isotope internal standard and tracer for quantitative analysis in biological and chemical assays. It is intended for research use only and is commonly used in LC-MS, GC-MS, and NMR workflows for accurate quantitation.
- Deuterium-labeled internal standard for oseltamivir analyses.
- Enables accurate quantitative analysis by LC-MS, GC-MS, and NMR.
- Formula C16H26D5N2O8P; molecular weight 415.43 g/mol.
- Supplied in small analytical quantities suitable for trace-level studies.
- Intended for research use only; not for human or veterinary use.
Sigma Aldrich Fine Chemicals Biosciences Acetyl chloride-1-13C 99 atom % 13C | 1520-57-6 | MFCD00000723 | 1G
Acetyl chloride-1-13C 99 atom % 13C | Purity: 99% (CP) | Mol Wt: 79.49 | 1520-57-6 | MFCD00000723 | 1G
Sigma Aldrich Fine Chemicals Biosciences Acrylamide-13C3 99 atom % 13C, 98% (CP) | 287399-26-2 | MFCD00143545 | 20MG
Acrylamide-13C3 99 atom % 13C, 98% (CP) | Purity: 98% (CP) | Mol Wt: 74.06 | 287399-26-2 | MFCD00143545 | 20MG
Sigma Aldrich Fine Chemicals Biosciences Acetaldehyde-13C2 99 atom % 13C | 1632-98-0 | MFCD00143529 | 5G
Acetaldehyde-13C2 99 atom % 13C | Purity: 99% (CP) | Mol Wt: 46.04 | 1632-98-0 | MFCD00143529 | 5G
Medchemexpress LLC Epicoprostanol-d5 5mg
Epicoprostanol-d5 is the deuterium labeled Epicoprostanol Epicoprostanol is the compound found in adipocere[1][2]
Medchemexpress LLC Telmisartan-d7 (BIBR 277-d7) | 1794754-60-1 | 99.6% | 521.66 | 1 MG
Telmisartan-d7 (BIBR 277-d7) is a deuterium labeled Telmisartan, a potent and long-lasting antagonist of angiotensin II type 1 receptor (AT1). It selectively inhibits the binding of 125I-AngII to AT1 receptors with an IC50 of 9.2 nM. Deuteration can affect the pharmacokinetic and metabolic profiles of drugs, and stable heavy isotopes are often 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
Medchemexpress LLC Cinnamic acid-d6 | 91453-04-2 | 154.20 | 5 MG
Cinnamic acid-d6 is the deuterium labeled Cinnamic acid. Cinnamic acid has potential use in cancer intervention, with IC50s of 1-4.5 mM in glioblastoma, melanoma, prostate and lung carcinoma cells. For research use only. Not sold to patients.
- 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.
Medchemexpress LLC L-Aspartic acid-15N | 3715-16-0 | 134.10 | 50 MG
L-Aspartic acid-15N is the 15N-labeled version of L-Aspartic acid, an amino acid that can penetrate the blood-brain barrier. It is commonly used for preparing prodrugs to target colon and cecal tissues and in the study of inflammatory conditions.
- Used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Intended for research use only
Medchemexpress LLC Trimethoprim-d9 | 1189460-62-5 | 99.6% | 299.37 | C14H9D9N4O3 | 10 MG
Trimethoprim-d9 is a deuterium-labeled analogue of the antibiotic trimethoprim, provided as a research-grade stable isotope standard for analytical and tracer applications. It is intended for laboratory research use only and not for human or veterinary use.
- Deuterium-labeled internal standard for mass spectrometry and tracer studies.
- High chemical purity (99.6%).
- Molecular formula C14H9D9N4O3; molecular weight 299.37 g/mol.
- Supplied in a 10 MG quantity (other pack sizes available).
- Suitable for quantitative analysis and method validation.
Cayman Chemical HydralazIn-d4hydrochlorIde 1mg
An internal standard for the quantification of hydralazine by GC- or LC-MS
Cayman Chemical ZIleuton-d4 500ug
An internal standard for the quantification of zileuton by GC- or LC-MS
Medchemexpress LLC Vilazodone-d8 | 1794789-93-7 | 99.0% | C26H19D8N5O2 | 1 MG
Vilazodone-d8 is a deuterium-labeled vilazodone, which acts as a combined serotonin specific reuptake inhibitor (SSRI) and 5-HT1A receptor partial agonist. It can be used as a tracer and internal standard for quantitative analysis.
- Used as a tracer
- Used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Targets 5-HT1A Receptor
- Appears as a solid
- Color: white to off-white
- Soluble in H2O: ≥ 0.32 mg/mL (0.71 mM)
Sigma Aldrich Fine Chemicals Biosciences L-Glutamic acid-13C5,15N 98 atom % 13C, 98 atom % 15N, 95% (CP) | 202468-31-3 | MFCD00144596 | 1G
L-Glutamic acid-13C5,15N 98 atom % 13C, 98 atom % 15N, 95% (CP) | Purity: 95% (CP) | Mol Wt: 153.09 | 202468-31-3 | MFCD00144596 | 1G