Steroids and derivatives
Medchemexpress LLC α-cholestane-d4 | 205529-74-4 | MFCD00216162 | 99.0% | 376.69 g/mol | C27H44D4 | 5 MG
α-Cholestane-d4 is a deuterium-labeled analogue of α-cholestane supplied as a white to off-white solid for research use. It functions as a tracer and internal standard in analytical workflows such as NMR, GC-MS, and LC-MS, supporting quantitative measurements and metabolic studies.
- Deuterium-labeled internal standard for tracer and quantitative analyses.
- High purity (99.0%) suitable for analytical applications.
- Molecular formula C27H44D4; molecular weight 376.69 g/mol.
- Appearance: white to off-white solid.
- Available in small-scale quantities (1 mg, 5 mg, 10 mg).
- Storage recommendations: powder at -20°C (long term) or 4°C (short term); in solvent at -80°C for extended storage.
Medchemexpress LLC N-Caproicacid-d3 so 10mg
N-caproicacidsodiumsalt-d3 is the deuterium labeled N-caproicacidsodiumsalt[1]
Cambridge Isotope Laboratories 25-Hydroxyvitamin D3 (unlabeled) 100 ug/mL in ethanol 1 mL
25-Hydroxyvitamin D3 (unlabeled) 100 ug/mL in ethanol 1 mL
Cambridge Isotope Laboratories Vitamin D3 (cholecalciferol) (25 26 26-13C3 98%) 100 ug/mL in ethanol CP 97% 1 mL
Vitamin D3 (cholecalciferol) (25 26 26-13C3 98%) 100 ug/mL in ethanol CP 97% 1 mL
eMolecules 72203-93-1 | Medchem Express | Calcitetrol | 1mg | 446265039 | HY-15157 | MFCD22124496 | 432.645 | C27H44O4
Medchem Express | Calcitetrol | 1mg | 446265039 | HY-15157 | 72203-93-1 | MFCD22124496 | 432.645 | C27H44O4
Medchemexpress LLC N-(1-phenylethyl)-2-(piperazin-1-yl)quinazolin-4-amine | 662164-09-2 | MFCD04077665 | 99.5% | 333.43 g/mol | C20H23N5 | 50MG
D3-βArr (N-(1-phenylethyl)-2-(piperazin-1-yl)quinazolin-4-amine; CAS 662164-09-2) is a small-molecule thyroid-stimulating-hormone (TSH) receptor modulator supplied as a high-purity solid for research use. It is provided in laboratory-scale quantities suitable for biochemical and cellular assays investigating TSH receptor pharmacology.
- High reported purity (99.5%).
- Solid form, white to off-white, suitable for standard storage.
- Molecular weight 333.43 g/mol and formula C20H23N5.
- Supplied in a 50 mg laboratory-scale quantity.
- Intended for research use only; not for human or clinical use.
- Suitable for biochemical and cellular assays targeting TSH receptor activity.
Medchemexpress LLC Menadione-d3 | 5172-16-7 | 99.1% | 25 MG
Menadione-d3 is the deuterium labeled Menadione. Menadione, a synthetic naphthoquinone, can be converted to active vitamin K2 in vivo. It is for research use only.
- Can be used as a tracer.
- Can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Deuteration has the potential to affect the pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Ofloxacin-d3 | 1173147-91-5 | 99.8% | 5 MG
Ofloxacin-d3 is the deuterium labeled Ofloxacin.
- Used for research purposes only.
- Can be utilized as a tracer.
- Serves as an internal standard for quantitative analysis through NMR, GC-MS, or LC-MS.
- Incorporates stable heavy isotopes (deuterium) for quantitation during drug development.
- Deuteration can influence the pharmacokinetic and metabolic profiles of drugs.
- Classified as an isotope-labeled compound and a hot research area.
- Can be used as an internal standard for clinical mass spectrometry, food, pesticides, and veterinary medicine.
- Isotope-labeled inhibitors and stable isotope-labeled inhibitors for in vivo cell experiments.
- Relevant for therapeutic drug monitoring (TDM).
Cayman Chemical MethylmalonIc AcId-d3 10mg
An internal standard for the quantification of methylmalonic acid by GC- or LC-MS
Medchemexpress LLC 1α,25-dihydroxy-3-epi-vitamin D3 | 61476-45-7 | MFCD28963706 | 98.5% | 416.64 g/mol | C27H44O3 | 1 MG
(1S)-Calcitriol is the 1S stereoisomer of calcitriol, a biologically active vitamin D metabolite that functions as a vitamin D receptor (VDR) agonist. Supplied as a solid research reagent, it is intended for in vitro studies of vitamin D signaling and nuclear receptor biology. The product includes storage and solubility guidance to maintain compound integrity.
- Acts as a vitamin D receptor (VDR) agonist for mechanistic studies.
- High purity suitable for in vitro assays.
- Recommended solubility in DMSO for stock preparations.
- Stable as a solid when stored protected from light at 4°C.
- Available in small solid pack sizes for research use.
Medchemexpress LLC 2-Nonenal-9,9,9-d3, 4-hydroxy-, (E)- | 148706-06-3 | 99.0% | 159.24 | 50 UG
4-Hydroxynonenal-d3 is the deuterium labeled form of 4-Hydroxynonenal (4-HNE), an α,β unsaturated hydroxyalkenal and an oxidative/nitrosative stress biomarker. It acts as both a substrate and an inhibitor of acetaldehyde dehydrogenase 2 (ALDH2). This compound modulates signaling processes by forming covalent adducts with nucleophilic functional groups in proteins, nucleic acids, and membrane lipids, and plays an important role in cancer through mitochondria.
- Functions as a tracer and internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
- Stored as a solution at -20°C, protected from light, for up to 2 years.
- For research use only.
- Deuterium labeling can influence pharmacokinetic and metabolic profiles of drugs.
Medchemexpress LLC Vinorelbine-d3 ditartrate | 125317-39-7 | 98.0% | 1082.12 | 1 MG
Vinorelbine-d3 (ditartrate) is the deuterium labeled Vinorelbine ditartrate. Vinorelbine (ditartrate) is an anti-mitotic agent which inhibits the proliferation of Hela cells with IC50 of 1.25 nM.
- This compound can be used as a tracer.
- This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.