Isotopically Labeled Compounds
Medchemexpress LLC Glycine-1-13C,15N | 112898-03-0 | MFCD00064425 | 99.5% | 77.05 | C13CH515NO2 | 10mg
Glycine-1-13C 15N is the 13C- and 15N-labeled Glycine Glycine is an inhibitory neurotransmitter in the CNS and also acts as a co-agonist along with glutamate facilitating an excitatory potential at the glutaminergic N-methyl-D-aspartic acid (NMDA) receptors
American Radiolabeled Chemicals Inc IMP DIAM 8-3H 1LC
Inosine 5'-8-3H monophosphate diammonium salt 1mCi in ethanol:water (1:1), 1 mCi/ml, S.A. 5-10 Ci/mmol, M.W. 348.2, Shipped in Dry Ice
American Radiolabeled Chemicals Inc IMP DIAM 8-3H 250UC
Inosine 5'-8-3H monophosphate diammonium salt 250uCi in ethanol:water (1:1), 1 mCi/ml, S.A. 5-10 Ci/mmol, M.W. 348.2, Shipped in Dry Ice
Cayman Chemical PhentolamIn-d4hydrochlorId 1mg
An internal standard for the quantification of phentolamine by GC- or LC-MS
Cayman Chemical AbIrateron Acetate-d4 5mg
An internal standard for the quantification of abiraterone acetate by GC- or LC-MS
Medchemexpress LLC 2-Methyl-N,N-bis(methyl-d3)-3-(10H-phenothiazin-10-yl)propan-1-amine | 1346603-88-0 | MFCD28900690 | 99.6% | 304.48 g/mol | C18H16D6N2S | 5 MG
Alimemazine-d6 is a deuterium-labeled analogue of alimemazine supplied as a research-grade analytical standard. It is intended for laboratory use as an internal standard or tracer in quantitative analyses and supports accurate measurement in spectrometric and chromatographic workflows.
- High isotopic labeling for improved quantitation in MS and NMR.
- Chemical purity approximately 99.6%.
- Suitable as internal standard for NMR, GC-MS, and LC-MS.
- Solid form, white to off-white appearance.
- Recommended storage: 4°C, protect from light; in solvent: -80°C for 6 months, -20°C for 1 month.
- Molecular weight 304.48 g/mol; formula C18H16D6N2S.
Sigma Aldrich Fine Chemicals Biosciences PD168393 | 194423-15-9 | MFCD02179207 | 25mg
PD168393 | Purity: 98% | Mol Wt: 369.22 | 194423-15-9 | MFCD02179207 | 25mg
Sigma Aldrich Fine Chemicals Biosciences PD168393 >=98% (HPLC) | 194423-15-9 | MFCD02179207 | 5MG
PD168393 >=98% (HPLC) | Purity: >=98% (HPLC) | Mol Wt: 369.22 | 194423-15-9 | MFCD02179207 | 5MG
American Radiolabeled Chemicals Inc GLY 1,3-14C 250UC
Glycerol-1,3-14C 250uCi in sterile water, 0.5 mCi/ml, 40 mCi/mmol, M.W. 92.1, Exclusive
Cambridge Isotope Laboratories HEPES (D18, 98%), 0.5mg
Hepes (D18, 98%), 7365-45-9, C8D18N2O4S, 256.42, 0.5mg
Cayman Chemical UrsodeoxycholIc AcId-d4 1mg
An internal standard for the quantification of ursodeoxycholic acid by GC- or LC-MS
Cayman Chemical Latnoprost ethyl amIde-d4 25ug
An internal standard for the quantification of latanoprost ethyl amide by GC- or LC-MS.
Cayman Chemical HydroflumethIazIde-13C-d2 1mg
An internal standard for the quantification of hydroflumethiazide by GC- or LC-MS
Medchemexpress LLC Macitentan-d4 | 1258428-05-5 | 98.0% | C19H16D4Br2N6O4S | 10MG
Macitentan-d4 is a deuterium-labeled analog of macitentan intended for use as an isotope-labeled internal standard in analytical and research workflows, especially mass spectrometry-based quantitation for pharmacokinetic and metabolite studies. The deuterated tracer provides a predictable mass shift while closely matching the physicochemical behavior of the parent compound.
- Deuterium-labeled internal standard for MS analyses.
- High purity (98.0%) suitable for quantitative work.
- Appropriate for pharmacokinetic, metabolite, and bioanalytical assays.
- Available in small milligram pack sizes for analytical use.
- Chemical formula: C19H16D4Br2N6O4S.
American Radiolabeled Chemicals Inc A-BUNGAROTOXIN 125I 50UC
a-Bungarotoxin, Tyr54-125I 50uCi in buffered solution (pH 7.2), 0.25 mCi/ml, S.A. 2200 Ci/mmol, M.W. 7984