Isotopically Labeled Compounds
Cambridge Isotope Laboratories 1,3,5-TRIMETHYLBENZENE (D12, 98%), 5 G, 69441-16-3
1,3,5-TRIMETHYLBENZENE (D12, 98%), 5 G, 69441-16-3
Medchemexpress LLC Malachite green-d5 oxalate | 423.52 g/mol | C25H21D5N2O4 | 2.5 MG
Malachite green-d5 oxalate is the deuterium-labeled isotopologue of malachite green provided as the oxalate salt for research and analytical use. It is intended for use as a tracer or internal standard in mass spectrometry and other analytical workflows, supplied in a small research-scale quantity.
- Deuterium-labeled internal standard for quantitative analysis.
- Provided as an oxalate salt for enhanced stability and handling.
- Suitable for method development and trace-level quantification in analytical assays.
- Certificate of analysis and spectral data are available on request to confirm purity.
- Store and handle according to the certificate of analysis and safety data sheet.
Medchemexpress LLC D-Fructose-13C-1 | 117013-19-1 | 100 MG
D-Fructose-13C-1 is the 13C labeled D-Fructose. D-Fructose (D(-)-Fructose) is a naturally occurring monosaccharide found in many plants. It is for research use only and not sold to patients.
- Can be used as a tracer
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS
- Purity of 98.0%
- Appears as a solid, white to off-white
- Stable isotope
Cayman Chemical MelatonIn-d4 5mg
An internal standard for the quantification of melatonin by GC- or LC-MS
Medchemexpress LLC Geraniol-d6 (major) | 1660976-93-1 | 95.3% | 160.29 | C10H12D6O | 1mg
Geraniol-d6 (Major) is the deuterated labeled Geraniol (Major) Geraniol is an olefin terpene with oral activity Geraniol inhibits cell proliferation and promotes apoptosis Geraniol has antibacterial antifungal antioxidant anti-inflammatory and antitumor activities Geraniol can be used to study diabetes[1][2][3][4][5]
![Medchemexpress LLC Urea-13C,15N2 | 58069-83-3 | MFCD00145506 | 100.0% | 63.03 | [13C]H4[15N]2O | 100mg](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000267858.png-250.jpg)
Medchemexpress LLC Urea-13C,15N2 | 58069-83-3 | MFCD00145506 | 100.0% | 63.03 | [13C]H4[15N]2O | 100mg
Urea-13C 15N2 is the 13C and 15N labeled Urea[1] Urea is a powerful protein denaturant via both direct and indirect mechanisms[1] A potent emollient and keratolytic agent[2] Used as a diuretic agent Blood urea nitrogen (BUN) has been utilized to evaluate renal function[3] Widely used in fertilizers as a source of nitrogen and is an important raw material for the chemical industry
Cayman Chemical AxItInIb-13C-d3 1mg
An internal standard for the quantification of axitinib by GC- or LC-MS
Medchemexpress LLC L-Alaninol-d3 | 352438-84-7 | MFCD01074286 | 98.0% | 78.13 g/mol | C3H6D3NO | 5mg
L-Alaninol-d3 is the deuterium labeled L-Alaninol[1]
Cambridge Isotope Laboratories URIC ACID (2-13C, 98%; 1,3,7-15N3, 98%),, 1 MG
URIC ACID (2-13C, 98%; 1,3,7-15N3, 98%),, 1 MG
Cambridge Isotope Laboratories BROMOACETIC ACID (1,2-13C2, 99%), 5 G, 52947-00-9
BROMOACETIC ACID (1,2-13C2, 99%), 5 G, 52947-00-9
Medchemexpress LLC Entacapone-d10 | 1185241-19-3 | 98.6% | C14H5D10N3O5 | 500 UG
Entacapone-d10 is a deuterium-labeled Entacapone. Entacapone is a potent, reversible, peripherally acting, and orally active catechol-O-methyltransferase (COMT) inhibitor. It inhibits COMT from rat brain, erythrocytes, and liver with IC50 values of 10 nM, 20 nM, and 160 nM, respectively. It is selective for COMT over other catecholamine metabolizing enzymes like MAO-A, MAO-B, phenolsulphotransferase M (PST-M), and PST-P (IC50s>50 μM). Entacapone also inhibits FTO demethylation with an IC50 of 3.5 μM.
- Can be used as a tracer.
- Functions as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuterium-labeled compound for drug development quantitation.
- Potentially affects pharmacokinetic and metabolic profiles of drugs.
- Useful for Parkinson's disease research.
- Applicable for metabolic disorder research.
Cayman Chemical NaphazolIn-d4hydrochlorIde 1mg
An internal standard for the quantification of naphazoline by GC- or LC-MS
Medchemexpress LLC 4-bromoaniline-d4 | 61357-76-4 | 99.9% | 176.05 g/mol | C6H2D4BrN | 100mg
4-Bromoaniline-d4 is a deuterium labeled 4-Bromoaniline
Medchemexpress LLC (±)-Naproxen-d3 | 958293-79-3 | MFCD22572922 | 99.8% | 233.28 g/mol | C14H11D3O3 | 10 MG
(±)-Naproxen-d3 is the deuterium-labeled form of naproxen used as an analytical reference standard and tracer. It is intended as an internal standard for quantitative and metabolic studies and supports accurate method development and validation in spectrometric and chromatographic workflows.
- Deuterium-labeled internal standard for quantitative analysis.
- Suitable for NMR, GC-MS, and LC-MS applications.
- High chemical and isotopic purity for reliable quantitation.
- Supplied in small, accurately weighed quantities for analytical work.
- Molecular formula C14H11D3O3 and molecular weight 233.28 g/mol.
Cambridge Isotope Laboratories GLYCAN-O20-13C-GAL6 (GALACTOSE-13C6, 99%), 500 PMOL
GLYCAN-O20-13C-GAL6 (GALACTOSE-13C6, 99%), 500 PMOL