Isotopically Labeled Compounds
![Revvity Health Sciences Inc Glucose, D-[6-<sup>3</sup>H(N)]-, 1mCi (37MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812207.jpg-250.jpg)
Medchemexpress LLC Flurbiprofen-d5 | 215175-76-1 | MFCD27992097 | 99.8% | 249.29 g/mol | C15H8D5FO2 | 5 MG
Flurbiprofen-d5 is the deuterium-labeled isotopologue of flurbiprofen used as a stable isotope reference standard for analytical and mass spectrometry applications. It functions as an internal standard for quantitative LC-MS/MS assays and is provided in small, accurately weighed packages for method development and validation.
- Deuterated internal standard for LC-MS quantitation.
- High chemical purity: 99.8%.
- Molecular formula C15H8D5FO2 and molecular weight 249.29 g/mol.
- Supplied in small, calibrated quantities for accurate dosing.
- Suitable for method development, validation, and quantitative analysis.
![Revvity Health Sciences Inc Thyroxine, ([<sup>125</sup>I]-T4), L-[<sup>125</sup>I]-, 100µCi (3.7MBq), Specific Activity: 5700µCi (210MBq)/µg](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810637.jpg-250.jpg)
Revvity Health Sciences Inc Thyroxine, ([125I]-T4), L-[125I]-, 100µCi (3.7MBq), Specific Activity: 5700µCi (210MBq)/µg
Thyroxine, ([125I]-T4), L-[125I]-, 100µCi (3.7MBq), Specific Activity: 5700µCi (210MBq)/µg
![Revvity Health Sciences Inc Cholesterol, [1,2-<sup>3</sup>H(N)]-, 250µCi (9.25MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812331.jpg-250.jpg)
Revvity Health Sciences Inc Cholesterol, [1,2-3H(N)]-, 250µCi (9.25MBq)
Cholesterol, [1,2-3H(N)]-, 250µCi (9.25MBq)
Revvity Health Sciences Inc Sulfur-35 Radionuclide, 2mCi (74MBq), Specific Activity: 1050-1600Ci (38.8-59.2TBq)/mmol, Sulfuric Acid in 1mL Water
Sulfur-35 Radionuclide, 2mCi (74MBq), Specific Activity: 1050-1600Ci (38.8-59.2TBq)/mmol, Sulfuric Acid in 1mL Water
Medchemexpress LLC 1-octanol-d17 | 153336-13-1 | MFCD00144995 | 99.1% | 147.33 | C8HD17O | 10 MG
1-Octanol-d17 is the deuterium-labeled analogue of 1-octanol, provided as a stable-isotope reagent for analytical and research applications. It is used as an internal standard and tracer in mass spectrometry and gas chromatography; follow the SDS for handling and storage.
- Deuterium-labeled reagent for isotope tracing and internal standard use.
- High purity (99.1%) for reliable quantitative analysis.
- Molecular weight 147.33 g/mol; formula C8HD17O.
- Supplied in laboratory-scale quantities suitable for analytical workflows.
- Includes supporting documents such as COA, SDS, and spectral data for validation.
![Revvity Health Sciences Inc Sodium Bicarbonate, [<sup>14</sup>C], Specific Activity: 40-60mCi (1.48-2.22GBq)/mmol, 1mCi (37MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812206.jpg-250.jpg)
Revvity Health Sciences Inc Sodium Bicarbonate, [14C], Specific Activity: 40-60mCi (1.48-2.22GBq)/mmol, 1mCi (37MBq)
Sodium Bicarbonate, [14C], Specific Activity: 40-60mCi (1.48-2.22GBq)/mmol, 1mCi (37MBq)
![Revvity Health Sciences Inc CTP, [α-<sup>32</sup>P]- 3000Ci/mmol 10mCi/ml , 250 µCi](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810136.jpg-250.jpg)
Revvity Health Sciences Inc CTP, [α-32P]- 3000Ci/mmol 10mCi/ml , 250 µCi
CTP, [α-32P]- 3000Ci/mmol 10mCi/ml , 250 µCi
Research Products International Corp Cytosine 500 G
Molecular Formula: C4H5N3O
Molecular Weight: 111.1
CAS Number: 71-30-7
Medchemexpress LLC Paraxanthine-d6 | 117490-41-2 | >99.0% | 186.20 | C7H2D6N4O2 | 1 MG
Paraxanthine-d6 is the deuterium-labeled analogue of paraxanthine supplied as a stable isotope reference material for analytical and research use. It is intended as an internal standard for quantitative mass spectrometry and tracer studies of caffeine metabolites. The material is provided as a crystalline solid with high isotopic purity and is compatible with common organic solvents.
- Stable isotope internal standard for quantitative mass spectrometry.
- High isotopic purity (>99% deuterated forms) for accurate quantitation.
- Compatible with LC-MS and tracer studies.
- Crystalline solid, soluble in DMSO and common organic solvents.
- Molecular formula C7H2D6N4O2; molecular weight 186.20.
![Revvity Health Sciences Inc L-[<sup>14</sup>C(U)]-Lysine,>97%, 250µCi (9.25MBq)](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502812333.jpg-250.jpg)
Revvity Health Sciences Inc L-[14C(U)]-Lysine,>97%, 250µCi (9.25MBq)
L-[14C(U)]-Lysine,>97%, 250µCi (9.25MBq)
Cayman Chemical LthreoSphingosine d18 1
An analog of D-erythro-sphingosine; inhibits PKC in mixed micelle assays with 50% inhibition at 2.2 mol % making it a more potent inhibitor compared to D-erythro-sphingosine or other analogs of shorter alkyl chain length
American Radiolabeled Chemicals Inc LOPINAVIR 10ME
Lopinavir 10mg, M.W. 628.8, Solvent: solid, CAS# 192725-17-08;;;;;;;;;;;;
Medchemexpress LLC Benzene-2,3,4,5-d4-butanoic acid, α,6-diamino-γ-oxo-, (S)- (hydrochloride) | 00-00-0 | 99.6% | 248.70 | C10H9D4ClN2O3 | 1 MG
L-Kynurenine-d4-1 hydrochloride is a deuterium-labeled analog of L-kynurenine supplied as the hydrochloride salt for research use. It is intended as a tracer and a stable internal standard for quantitative method development and metabolite analysis in biological samples.