Isotopically Labeled Compounds
![Revvity Health Sciences Inc L-[3,4-<sup>3</sup>H]-Glutamic Acid, 5mCi (185MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810998.jpg-250.jpg)
Revvity Health Sciences Inc L-[3,4-3H]-Glutamic Acid, 5mCi (185MBq)
L-[3,4-3H]-Glutamic Acid, 5mCi (185MBq)
Cayman Chemical HomocItrulIn-d3 500ug
An internal standard for the quantification of homocitrulline by GC- or LC-MS
Medchemexpress LLC Venetoclax-d8 (ABT-199-d8) | 1257051-06-1 | 99.8% | 876.49 g/mol | C45H42D8ClN7O7S | 10 MG
Venetoclax-d8 is a deuterium-labeled isotopic standard of the Bcl-2 inhibitor venetoclax, supplied as a pre-weighed reference material for research and analytical workflows including mass spectrometry, method development, and pharmacokinetic studies.
- Deuterium-labeled (d8) isotopic standard for internal standardization.
- High isotopic and chemical purity for accurate quantification.
- Pre-weighed, solid material for reproducible dosing and preparation.
- Suitable for mass spectrometry and pharmacokinetic analyses.
- Available in multiple small package sizes for analytical use.
Medchemexpress LLC P-fluorophenol-d6 | 1219804-93-9 | 98.5% | 117.13 | C6D5FO | 25mg
p-Fluorophenol-d6 is the deuterium labeled p-Fluorophenol[1]
Cayman Chemical NoscapIn-13C-d3 500ug
An internal standard for the quantification of noscapine by GC- or LC-MS
Cambridge Isotope Laboratories N-Nitroso-N-methylethanolamine (1 1 2 2-D4 methyl-D3 98%) 5 mg/mL in methanol 1 2 mL
N-Nitroso-N-methylethanolamine (1 1 2 2-D4 methyl-D3 98%) 5 mg/mL in methanol 1 2 mL
![Revvity Health Sciences Inc Deoxythymidine 5'-Triphosphate, [Methyl-3H]-, EtOH Sol, Tetrasodium Salt, Specific Activity: 70-90 Ci (2.59-3.33 TBq)/mmol, 5 mCi (185 MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502809325.jpg-250.jpg)
Revvity Health Sciences Inc Deoxythymidine 5'-Triphosphate, [Methyl-3H]-, EtOH Sol, Tetrasodium Salt, Specific Activity: 70-90 Ci (2.59-3.33 TBq)/mmol, 5 mCi (185 MBq)
Deoxythymidine 5'-Triphosphate, [Methyl-3H]-, EtOH Sol, Tetrasodium Salt, Specific Activity: 70-90 Ci (2.59-3.33 TBq)/mmol, 5 mCi (185 MBq)
Medchemexpress LLC Guanosine 3',5'-cyclic monophosphate (13C,15N2) | MFCD00070129 | 348.18 g·mol⁻1 | C913CH12N315N2O7P | 500 UG
Cyclic GMP-13C,15N2 is a stable-isotope labeled guanosine 3',5'-cyclic monophosphate (cGMP) with 13C and 15N substitutions, supplied as a 500 μg vial. It is intended for use as an internal standard or tracer in quantitative mass spectrometry and metabolic studies of cGMP signaling. Molecular weight 348.18 g·mol⁻1; refer to the certificate of analysis for purity and storage instructions.
- Stable-isotope labeled (13C, 15N) for accurate quantitation.
- Suitable as an internal standard for LC-MS/MS and other analytical methods.
- Supplied as a 500 μg vial for trace-level assays.
- Certificate of analysis available for lot-specific purity and storage conditions.
- Supports studies of nitric oxide and natriuretic peptide signaling pathways.
Medchemexpress LLC α-terpineol-d3 | 203633-12-9 | 98.1% | 157.27 g/mol | C10H15D3O | 10 MG
α-Terpineol-d3 is the deuterium-labeled isotopologue of α-terpineol provided as a stable-isotope reference standard for analytical and research use. It is intended for use as an internal standard and tracer in mass spectrometry and isotope-labeling studies, and is supplied in research-scale quantities for analytical workflows.
- Deuterium-labeled internal standard for mass spectrometry.
- Suitable for GC-MS and LC-MS quantitative analyses.
- High chemical purity (~98.1%).
- Provided in a small package size appropriate for analytical work (10 mg).
- Useful for tracer and isotope-labeling experiments and method development.
Medchemexpress LLC 1,2-dibromoethane-d4 | 22581-63-1 | MFCD00037499 | >98.0% | 191.89 g·mol⁻¹ | C2Br2D4 | 100 MG
1,2-dibromoethane-d4 is the deuterium-labeled analogue of ethylene dibromide supplied as a neat liquid for use as an isotopic reagent, internal standard, or NMR solvent in research and synthetic applications. The product has formula C2Br2D4, CAS 22581-63-1, and a molecular weight of approximately 191.89 g·mol⁻¹. It is provided with high isotopic enrichment and chemical purity for analytical reliability. For research use only, not for human consumption.
- Deuterium-labeled (d4) for isotopic tracing and NMR applications.
- High isotopic enrichment suitable for quantitative analysis.
- Chemical purity typically >98.0% to ensure analytical reliability.
- Useful as an internal standard and reagent in synthesis and spectroscopy.
- Liquid form with formula C2Br2D4 and molecular weight 191.89 g·mol⁻¹.
- Store cold (refrigerated or -20°C recommended) to preserve stability.
Medchemexpress LLC Hexanedioic acid dimethyl ester-d8 | 52089-64-2 | 10mg
Dimethyl adipate-d8 (Hexanedioic acid dimethyl ester-d8) is the deuterium labeled Dimethyl adipate (HY-W015301) Dimethyl adipate is an aliphatic dicarboxylate compound Dimethyl adipate is mainly used as a plasticizer and an intermediate in organic synthesis
Medchemexpress LLC Decanoic acid-d19 | 88170-22-3 | 98.4% | 191.38 | C10HD19O2 | 5 MG
Decanoic acid-d19 is the deuterium-labeled form of decanoic (capric) acid used as an isotope-labeled standard and tracer in analytical, metabolic, and pharmacokinetic research. It is a deuterated fatty acid reported to be brain-penetrant and a non-competitive AMPA receptor inhibitor; the material is supplied for laboratory use with batch documentation available.
- Deuterium-labeled (d19) analog for isotope tracing.
- High reported purity: 98.4%.
- Molecular formula C10HD19O2; molecular weight 191.38.
- Supplied in small pack sizes suitable for analytical work.
- Provided with certificate of analysis and safety data sheet.
- Suitable for metabolic, pharmacokinetic, and tracer studies.
- Useful as an internal standard for mass spectrometry.
![eMolecules Medchem Express / Imatinib-d4 / 1mg / 533803321 / HY-15463S1 / / 1134803-16-9 / [null] / 497.639 / C29H31N7O](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502500352.JPG-250.jpg)
eMolecules Medchem Express / Imatinib-d4 / 1mg / 533803321 / HY-15463S1 / / 1134803-16-9 / [null] / 497.639 / C29H31N7O
Medchem Express / Imatinib-d4 / 1mg / 533803321 / HY-15463S1 / / 1134803-16-9 / [null] / 497.639 / C29H31N7O
Revvity Health Sciences Inc Iodine-125 Radionuclide, 5mCi, Specific Activity: ~17Ci/mg, 0.1M NaOH (pH 12-14), Concentration: >350mCi/mL
Iodine-125 Radionuclide, 5mCi, Specific Activity: ~17Ci/mg, 0.1M NaOH (pH 12-14), Concentration: >350mCi/mL
![Revvity Health Sciences Inc Nociceptin, [Leucyl-3,4,5-<sup>3</sup>H], 50µCi (1.85MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812323.jpg-250.jpg)
Revvity Health Sciences Inc Nociceptin, [Leucyl-3,4,5-3H], 50µCi (1.85MBq)
Nociceptin, [Leucyl-3,4,5-3H], 50µCi (1.85MBq)