Isotopically Labeled Compounds
Medchemexpress LLC Cinnamic acid-d6 | 91453-04-2 | MFCD01863724 | 99.0% | 154.20 g·mol⁻¹ | C9H2D6O2 | 10 MG
Cinnamic acid-d6 is the deuterium-labeled form of cinnamic acid used as a stable isotope standard and tracer in analytical, mass spectrometry, and biochemical applications. It is reported to show activity in certain cancer cell lines (IC50 ~1-4.5 mM).
- Deuterium-labeled cinnamic acid for isotope tracing and analytical standards.
- High purity 99.0%.
- Molecular weight 154.20 g·mol⁻¹.
- CAS number 91453-04-2.
- Supplied as 10 mg powder.
- Recommended storage: powder at -20°C (3 years) or 4°C (2 years); in solvent at -80°C (6 months) or -20°C (1 month).
![Medchemexpress LLC Dopamine-13c,15n (hydrochloride) | 369656-74-6 | MFCD01074386 | 99.0% | 191.63 g/mol | C7[13C]H12[15N]O2 · HCl | 10 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000299023.png-250.jpg)
Medchemexpress LLC Dopamine-13c,15n (hydrochloride) | 369656-74-6 | MFCD01074386 | 99.0% | 191.63 g/mol | C7[13C]H12[15N]O2 · HCl | 10 MG
Dopamine-13C,15N hydrochloride is the 13C- and 15N-labeled isotopologue of dopamine hydrochloride used as a stable-isotope standard and tracer in analytical, metabolic, and quantitative mass spectrometry studies. It is supplied as a solid hydrochloride salt with high analytical purity and is intended for laboratory use in trace-level analyses.
- Isotopically labeled internal standard for mass spectrometry
- High analytical purity (≈99.0%)
- Supplied as a solid hydrochloride salt for stability
- Available in small milligram quantities for analytical workflows
- Store sealed at -20°C and protect from moisture
Revvity Health Sciences Inc Unquenched 14C & 3H Low Level Standard Set, 20 mL Vial
Unquenched 14C & 3H Low Level Standard Set, 20 mL Vial
Medchemexpress LLC Metaldehyde-d16 | 1219805-73-8 | 500 UG
Metaldehyde-d16 is a deuterium labeled Metaldehyde. It can be used as a tracer and as an internal standard for quantitative analysis.
- Used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
Medchemexpress LLC Nintedanib-d8 | 1624587-87-6 | 99.9% | C31H25D8N5O4 | 5 MG
Nintedanib-d8 is a deuterium labeled Nintedanib, which is a potent triple angiokinase inhibitor targeting VEGFR1/2/3, FGFR1/2/3, and PDGFRα/β.
- Used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Medchemexpress LLC Octanal-d16 | 1219794-66-7 | 1 MG
Octanal-d16 is the deuterium labeled Octanal. Octanal is a fragrant aldehyde with antioxidant and antibacterial activity. Its antifungal effect against *G. citri-aurantii* may be related to the disruption of cell membrane integrity and the leakage of cellular components. Additionally, 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
Cambridge Isotope Laboratories ACETONE-D6 (D, 99.9%) +0.05% V/V TMS, 25 G, 666-52-4
ACETONE-D6 (D, 99.9%) +0.05% V/V TMS, 25 G, 666-52-4
Medchemexpress LLC Adipic acid-d8 | 52089-65-3 | 99.7% | 154.19 g/mol | C6H2D8O4 | 10 MG
Adipic acid-d8 is the deuterium-labeled isotopologue of adipic acid (hexanedioic acid) used as an internal standard and reference material for analytical chemistry and mass spectrometry. It provides a predictable mass shift that supports accurate quantitation, method validation, and trace-level analysis in LC and GC workflows.
- Deuterium-labeled (d8) adipic acid for mass-shifted internal standardization.
- CAS number 52089-65-3 for unambiguous identification.
- Chemical formula C6H2D8O4 and molecular weight 154.19 g/mol.
- High chemical purity suitable for analytical use (reported 99.65%).
- Compatible with LC-MS/MS and GC-MS workflows.
- Supplied in small pack sizes appropriate for method development and standards preparation.
Cambridge Isotope Laboratories DECANOIC ACID (METHYL-D3, 98%), 1 G, 102611-15-4
DECANOIC ACID (METHYL-D3, 98%), 1 G, 102611-15-4
Cambridge Isotope Laboratories CORTISOL (9,12,12-D3, 98%), 0.01 G, 115699-92-8
CORTISOL (9,12,12-D3, 98%), 0.01 G, 115699-92-8
Cambridge Isotope Laboratories DIMETHYLAMINE (D6, 99%), 5 G, 14802-36-9
DIMETHYLAMINE (D6, 99%), 5 G, 14802-36-9 **This item is shipped in a CODE K-460, S. STEEL CYLINDER. The fee for the cylinder will need added to the order as a separate charge, per each. Please include part# NC1924736 to your order.
Cambridge Isotope Laboratories L-TYROSINE (3,3-D2, 98%), 1 G, 72963-27-0
L-TYROSINE (3,3-D2, 98%), 1 G, 72963-27-0
Cambridge Isotope Laboratories 1-BROMOPENTANE (METHYL-D3, 98%), 1 G
1-BROMOPENTANE (METHYL-D3, 98%), 1 G
Cambridge Isotope Laboratories SUCCINIC ACID, DISODIUM SALT (D4, 75%) 95% CHEMICAL PURITY, 10 G
SUCCINIC ACID, DISODIUM SALT (D4, 75%) 95% CHEMICAL PURITY, 10 G
Cambridge Isotope Laboratories STEARIC ACID (17,17,18,18,18-D5, 98%), 0.5 G, 211443-83-3
STEARIC ACID (17,17,18,18,18-D5, 98%), 0.5 G, 211443-83-3