Isotopically Labeled Compounds
Cambridge Isotope Laboratories 0.1 MG/ML GDCL3 + 0.1% DSS IN 20% H2O IN D2O, 1 5MM TUBE
0.1 MG/ML GDCL3 + 0.1% DSS IN 20% H2O IN D2O, 1 5MM TUBE
Cambridge Isotope Laboratories STYRENE (D8, 98%) + BHT, 1 G, 19361-62-7
STYRENE (D8, 98%) + BHT, 1 G, 19361-62-7
Cambridge Isotope Laboratories AMMONIUM SULFATE (D8, 98%), 10 G, 13814-01-2
AMMONIUM SULFATE (D8, 98%), 10 G, 13814-01-2
Cambridge Isotope Laboratories GLYCINE (2,2-D2, 98%; 15N, 98%), 0.25 G
GLYCINE (2,2-D2, 98%; 15N, 98%), 0.25 G
Cambridge Isotope Laboratories GLYCODEOXYCHOLIC ACID (2,2,4,4-D4, 98%), 10 MG, 1069132-37-1
GLYCODEOXYCHOLIC ACID (2,2,4,4-D4, 98%), 10 MG, 1069132-37-1
Cayman Chemical NIlvadIpIn-d4 5mg
An internal standard for the quantification of nilvadipine by GC- or LC-MS
Medchemexpress LLC Tert-butyl-DCL | 1025796-31-9 | MFCD28898592 | 99.8% | 487.63 g·mol⁻¹ | C24H45N3O7 | 1 ML
Tert-butyl-DCL is a small-molecule inhibitor of prostate-specific membrane antigen (PSMA) supplied as a ready-to-use solution (10 mM in DMSO, 1 mL) with high reported purity used for biochemical and bioimaging research.
- Ready-to-use 10 mM solution in DMSO.
- Pack size: 1 mL.
- High purity (99.8%).
- CAS number 1025796-31-9 for exact identification.
- Molecular weight 487.63 g·mol⁻¹; formula C24H45N3O7.
Medchemexpress LLC Hexanedioic acid-d8 | 52089-65-3 | 99.7% | 154.19 | C6H2D8O4 | 5 MG
Adipic acid-d8 is a deuterium-labeled analogue of adipic acid used as a stable isotope reference standard for analytical and research applications. It is intended for use as an internal standard in mass spectrometry, method validation, and quantitative analysis where isotopic differentiation is required. The product is offered in small milligram quantities and supplied at high purity.
Medchemexpress LLC Norquetiapine-d8 (N-desalkylquetiapine-d8) | 1189866-35-0 | 303.45 | C17H9D8N3S | 1 MG
Norquetiapine-d8 (N-desalkylquetiapine-d8) is a deuterium-labeled analogue of norquetiapine supplied for research use as an isotopically labeled internal standard or tracer in quantitative analytical methods. It is intended for use in pharmacological and analytical studies, including method development and validation.
- Deuterium-labeled internal standard for quantitative analysis.
- Suitable for NMR, GC-MS, and LC-MS applications.
- Isotopic label: d8; useful as a tracer or internal standard.
- Chemical formula C17H9D8N3S; molecular weight 303.45.
- Available as a 1 mg vial; purity and storage per certificate of analysis.
Medchemexpress LLC Metoprolol-d7 (hydrochloride) | 1219798-61-4 | 99.7% | 310.87 g·mol⁻1 | C15H19D7ClNO3 | 10 MG
Metoprolol-d7 (hydrochloride) is the deuterium-labeled hydrochloride salt of metoprolol supplied as a high-purity stable isotope standard for quantitative bioanalysis. It is intended for use as an internal standard in mass spectrometry assays to improve accuracy and precision in pharmacokinetic and bioanalytical studies.
- High isotopic purity for accurate quantitation.
- High chemical purity (99.7%) to minimize interference.
- Hydrochloride salt form with molecular weight 310.87 g·mol⁻1.
- Supplied in small milligram quantities suitable for analytical standards.
- Water-soluble with ultrasonic warming recommended for dissolution.
Medchemexpress LLC Ac-exatecan-d5 | 2922852-48-8 | 99.9% | 482.52 | C26H19D5FN3O5 | 10 MG
Ac-Exatecan-d5 is a deuterium-labeled analogue of Ac-Exatecan provided for research use as a tracer and internal standard in quantitative analyses. It is supplied as a high-purity solid and is intended for laboratory analytical applications requiring isotopically labeled standards.
- Deuterium-labeled tracer for quantitative analysis.
- Suitable as an internal standard for NMR, GC-MS, and LC-MS.
- High chemical purity (approx. 99.9%).
- Solid, light yellow to yellow appearance.
- Recommended storage: sealed and away from moisture; in solvent, -80°C for 6 months or -20°C for 1 month.
Medchemexpress LLC Acetaminophen-d7 | 1219798-53-4 | MFCD08705146 | 99.9% | 158.21 g/mol | C8H2D7NO2 | 10 MG
Acetaminophen-d7 is a deuterium-labeled analogue of acetaminophen used as an internal standard and tracer in mass spectrometry and metabolic studies. The compound contains seven deuterium atoms (d7) for unambiguous mass differentiation and is supplied as a high-purity reference suitable for quantitative LC-MS/MS analyses.
- Deuterium-labeled internal standard for mass spectrometry
- High isotopic enrichment for clear mass separation
- Suitable for LC-MS/MS and quantitative analyses
- Compact 10 mg quantity for analytical workflows
- High purity for reproducible analytical results