Other Solvents
Medchemexpress LLC Nortriptyline (desmethylamitriptyline) | 72-69-5 | 99.9% | 263.38 g·mol⁻¹ | C19H21N | 1 ML
Nortriptyline (desmethylamitriptyline) is a tricyclic antidepressant compound supplied as a high-purity research reagent in solution form. This product is provided in DMSO and intended for in vitro and analytical applications; consult the product page and SDS for handling, storage, and safety information.
- High purity suitable for analytical and research use.
- Supplied as a ready-to-use solution in DMSO for convenient dosing.
- Appropriate for use as a pharmacological standard or reference compound.
- Molecular formula and weight are provided for experimental planning.
- For research use only; not for human or clinical use.
Cambridge Isotope Laboratories VITAMIN K2 (MENAQUINONE MK-7) (5,6,7,8-D4, 2-METHYL-D3, 98%), 1 MG
VITAMIN K2 (MENAQUINONE MK-7) (5,6,7,8-D4, 2-METHYL-D3, 98%), 1 MG
Cayman Chemical ArachIdIc AcId-d2 5mg
An internal standard for the quantification of arachidic acid by GC- or LC-MS
Medchemexpress LLC Creatinine-d3 | 143827-20-7 | MFCD00190410 | 99.9% | 116.14 | C4H4D3N3O | 10 MG
Creatinine-d3 is a deuterium-labeled form of creatinine used as a tracer and internal standard for quantitative analysis by NMR, GC-MS, and LC-MS. It has molecular formula C4H4D3N3O and a molecular weight of 116.14 g/mol. For research use only.
- Deuterated internal standard for accurate quantitation.
- High isotopic and chemical purity (99.9% by LCMS) for reliable results.
- Compatible with NMR, GC-MS, and LC-MS analytical methods.
- Available in small research pack sizes to support analytical workflows.
Medchemexpress LLC Glycocyamine-d2 (guanidinoacetic acid-d2) | 1173020-63-7 | 99.9% | 119.12 | C3H5D2N3O2 | 1 MG
Glycocyamine-d2 is the deuterium-labeled analog of glycocyamine (guanidinoacetic acid), a metabolic precursor of creatine. It is provided as a stable-isotope standard for research and analytical applications, including quantitative mass spectrometry and metabolic studies.
- Stable-isotope labeled deuterated analog for tracer and internal standard use.
- High purity (99.9%) suitable for analytical workflows.
- Molecular formula C3H5D2N3O2 and molecular weight 119.12.
- Available in small to bulk quantities (1-500 mg) for method development and routine assays.
- Suitable for use in mass spectrometry and metabolic investigations.
Medchemexpress LLC Cefepime-d3 (sulfate) | 107648-78-2 | 99.5% | 581.66 g/mol | C19H23D3N6O9S3 | 1 MG
Cefepime-d3 (sulfate) is a deuterium-labeled analogue of the antibiotic cefepime provided as a small, pre-weighed sulfate salt for analytical and research applications. It is intended for use as an internal standard or tracer in mass spectrometry workflows and method development; not for human or veterinary use.
- Deuterium-labeled internal standard suitable for LC-MS/MS quantitation.
- High purity (99.5%) for reliable analytical performance.
- Supplied in small pre-weighed vials (e.g., 1 mg) for method development.
- Sulfate salt form that matches analyte chemistry.
- Suitable for pharmacokinetic, bioanalysis, and tracer studies.
- Intended for research use only; not for human or veterinary use.
![Revvity Health Sciences Inc Cholecystokinin Octapeptide, [<sup>125</sup>I]-, Bolton-Hunter Labeled, 10µCi](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502810634.jpg-250.jpg)
Revvity Health Sciences Inc Cholecystokinin Octapeptide, [125I]-, Bolton-Hunter Labeled, 10µCi
Cholecystokinin Octapeptide, [125I]-, Bolton-Hunter Labeled, 10µCi
Medchemexpress LLC Isonicotinamide-d4 | 1219799-40-2 | 99.9% | 126.15 | 5 MG
Isonicotinamide-d4 is the deuterium labeled Isonicotinamide.
- 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 Oxalic acid-13C2 | 62654-02-8 | MFCD00084031 | 99.5% | 92.02 g·mol⁻1 | 13C2H2O4 | 5mg
Oxalic acid-13C2 is the deuterium labeled Oxalic acid 99% (HY-Y0262)[1] Oxalic Acid is a strong dicarboxylic acid occurring in many plants and vegetables and can be used as an analytical reagent and general reducing agent[2]
Medchemexpress LLC 4-((2r,3s,4r,5s)-3-(3-chloro-2-fluorophenyl)-4-(4-chloro-2-fluorophenyl)-4-cyano-5-neopentylpyrrolid | 1229705-22-9 | MFCD26142931 | 99.6% | 619.50 | C31H26D3Cl2F2N3O4 | 10 MG
Idasanutlin-d3-1 is the deuterium-labeled analogue of idasanutlin supplied as a stable-isotope reference standard for research. It is intended for use as an internal standard or tracer in analytical, pharmacokinetic, and ADME studies of MDM2/p53 inhibitors, enabling accurate quantitation, method validation, and recovery assessment in LC-MS workflows. The product is supplied as a characterized solid with supporting analytical documentation.
- Used as internal standard for LC-MS quantitation.
- Suitable for pharmacokinetic and ADME studies.
- High purity (99.6%).
- Molecular formula C31H26D3Cl2F2N3O4.
- Molecular weight 619.50.
- Supplied with COA, HNMR, LCMS, and SDS.