Deuterium Labeled Compounds

JNJ-6204 is a dual inhibitor of CSNK1D (IC50 = 2.3 nM) and CSNK1E (IC50 = 137 nM).

Vitamin B3-d4 (Nicotinic acid-(ring-d4)) is the deuterium substitute for Niacin and is used to track Niacin metabolism in the body.

VX-984 (M9831) is an oral, selective DNA-PK inhibitor that can cross the blood-brain barrier. VX-984 inhibited the conjugation of non-homologous terminal NHEJ and acted on DSBs to break DNA double strand. VX-984 is commonly seen in glioblastoma (GBM) and non-small cell lung cancer (NSC-LC) studies.

5-Hydroxy-L-tryptophan-4,6,7-d3 is L-5-Hydroxytryptophan labeled with 2H. L-5-Hydroxytryptophan (L-5-HTP) is a dietary supplement and a precursor to serotonin, which inhibits the IFN-γ induced PD-L1 expression. It promotes anti-tumor immunity and is used in research on migraine and depression.

Donafenib (Bay 43-9006 (D3)) is a deuterium-labeled Sorafenib which is a multikinase inhibitor(IC50s: 6 nM, 20 nM, and 22 nM for Raf-1, B-Raf, and VEGFR-3, respectively).

DL-Metanephrine-d3 Hydrochloride is L-Metanephrine labeled with deuterium atoms and can be used to study the metabolic flow of L-Metanephrine in the body.

Ursodeoxycholic Acid-d4 (Ursodeoxycholic acid-2,2,4,4-d4) is the deuterium substitute of Ursodeoxycholic acid, and is an internal standard for the quantitative determination of Ursodeoxycholic Acid (UDCA) levels by LC MS or GC MS.

L-838417 D9 (C-21191) is a novel deuterated subtype-selective GABAA positive allosteric modulator, acting as a partial agonist at α2, α3 and α5 subtypes[1].

Melatonin D5, a deuterium-labeled version of melatonin, is a hormone produced by the pineal gland, known for its role as a selective ATF-6 inhibitor that promotes apoptosis in human hepatoma cells via COX-2 downregulation. Additionally, it activates melatonin receptors and exhibits antioxidative and anti-inflammatory properties.

Dimethyl-d6 Sulfoxide is a form in which hydrogen ( H ) of dimethyl sulfoxide (DMSO, (CH3) 2S = O) is replaced by another isotope deuterium ( d ). Dimethyl-d6 Sulfoxide is a common solvent in nuclear magnetic resonance spectroscopy.

Choline-d4 Chloride is a deuterated compound of Choline Chloride.

Vancomycin-C13,D3 is a compound labeled with 13C and 2H. Vancomycin is a glycopeptide antibiotic that exerts antibacterial activity by altering cell membrane permeability and selectively inhibiting RNA synthesis.

Zanubrutinib-d5 (BGB-3111-d5), a deuterium-labeled Zanubrutinib, is an orally available Bruton's tyrosine kinase inhibitor for the study of B-cell malignancies.

Cholesterol-d6 is a deuterated chlosterol that can be used to study lipid membrane flow and chlosterol metabolism in vivo.

Androstenedione-d7 is a deuterated compound of the steroid hormone Androstenedione, and is used to study the metabolism of Androstenedione.

Erythromycin-13C-d3 is a 13C- and deuterated erythromycin that can be used to study the metabolic pathways of erythromycin in vivo.

3-Methoxy Dopamine-d4 Hydrochloride (3-O-methyl Dopamine-d4 hydrochloride) is a deuterated methoxytyramine hydrochloride.

Spermidine-d6 is intended for use as an internal standard for the quantification of spermidine by GC- or LC-MS. Spermidine is an endogenous polyamine. It is formed from putrescine by spermidine synthase. Spermidine (25 µM) inhibits the activity of the human inward-rectifying potassium channel Kir2.3 in a patch-clamp assay. It induces autophagy in HeLa cells when used at a concentration of 100 µM and increases the lifespan of D. melanogaster, yeast, and C. elegans. Spermidine (30 mM in the drinking water) reduces demyelination of the optic nerve and disease severity in a mouse model of experimental autoimmune encephalomyelitis (EAE). It reduces increases in blood pressure, left ventricular posterior wall thickness, and heart weight in salt-sensitive Dahl rats fed a high-salt diet, a model of hypertension-induced congestive heart failure.4 Formulations containing spermidine have been used as dietary supplements.

Clencyclohexerol-d10 is a deuterated Clencyclohexerol and is an isotopic marker for lencyclohexerol. Clencyclohexerol-d10 is a β-agonist and growth promoter in animals.

Irbesartan-d4 (Irbesartan D4), a deuterated compound of Irbesartan, is an angiotensin receptor blocker that is used in the study of cardiovascular disease.

Albendazole-d3, a deuterated compound of Albendazole, is an anthelmintic and can be used to study the metabolism of Albendazole in vivo.

Cimbuterol-d9 is deuterium-labeled Cimbuterol, a 12 β(2)-adrenergic agonist.

Homovanillic acid-d5 (Vanilacetic acid-d5) is a deuterated Homovanillic acid, which can be used to study the metabolism of Homovanillic acid in vivo. Homovanillic acid is a dopamine metabolite, which is an indicator of central dopamine function in primates. Homovanillic acid is a dopamine metabolite and an indicator of central dopamine function in primates.

L-Carnitine-d3 Chloride is a deuterated compound of L-Carnitine Chloride.

Ampicillin-d5 is a deuterated compound of Ampicillin. Ampicillin has a CAS number of 69-53-4. Ampicillin is a broad-spectrum, semi-synthetic, beta-lactam penicillin antibiotic with bactericidal activity.

Ezetimibe-d4 Phenoxy ß-D-Glucuronide is a deuterated compound of Ezetimibe Phenoxy ß-D-Glucuronide. Ezetimibe Phenoxy ß-D-Glucuronide has a CAS number of 190448-57-8.

Busulfan-d8 (Sulphabutin-d8) is a deuterated Busulfan. Busulfan is an effective alkylating anticancer agent with immunosuppressive and myeloablative activities. It exerts anti-cancer activity by crosslinking DNA and causing DNA damage.

Candesartan D4 is the deuterium labeled Candesartan. Candesartan is an antagonist of angiotensin II receptor.

Macitentan-d4 (ACT-064992 D4) is a deuterated substitute for Macitentan and can be used as a dual antagonist of the non-peptides ETA and ETB (endothelin receptor).Macitentan-d4 is less toxic than Macitentan, has a longer half-life, and can be used to study endothelin receptor-mediated diseases.

DINP-d4 is a deuterated compound of DINP.

ALK-IN-6 is an orally bioavailable inhibitor of anaplastic lymphoma kinase (ALK, IC50s: 71 nM, 18.72 nM, and 36.81 nM for ALK wild, ALK F1196M and ALK F1174L).

1,3,7-Trimethyluric acid-d9 is intended for use as an internal standard for the quantification of 1,3,7-trimethyluric acid by GC- or LC-MS. 1,3,7-Trimethyluric acid is a derivative of uric acid and a metabolite of caffeine. It is formed from caffeine by the cytochrome P450 isoform CYP3A4. 1,3,7-Trimethyluric acid scavenges hydroxyl radicals in a cell-free assay and inhibits t-butyl hydroperoxide-induced lipid peroxidation by 56.5% in isolated human erythrocyte membranes.

Theophylline-d6 is intended for use as an internal standard for the quantification of theophylline by GC- or LC-MS. Theophylline is an inhibitor of phosphodiesterase. It is also an adenosine A1 and A2 receptor antagonist. Theophylline induces relaxation of isolated cat bronchial smooth muscle segments precontracted with acetylcholine. It inhibits ovalbumin-induced increases in bronchoalveolar lavage fluid (BALF) eosinophil infiltration in an ovalbumin-sensitized mouse model of allergic asthma. Formulations containing theophylline have been used in the treatment of asthma and chronic obstructive pulmonary disease (COPD).

Fenspiride-d5 is intended for use as an internal standard for the quantification of fenspiride by GC- or LC-MS. Fenspiride is an antagonist of histamine H1 receptors and a non-steroidal anti-inflammatory drug (NSAID). It inhibits histamine-induced contraction of isolated guinea pig trachea but not histamine-induced inotropy of isolated guinea pig heart. It also inhibits phosphodiesterase 4 (PDE4), PDE5, and PDE3 (IC50s = 69, ~158, and 363 µM, respectively, in isolated human bronchi derived from patients with lung cancer). It is selective for these phosphodiesterases over PDE1 and PDE2, where it provides less than 25% inhibition. Fenspiride potentiates the airway relaxant effects of isoproterenol and sodium nitroprusside indicating an effect on cAMP and cGMP phosphodiesterases, respectively. Aerosolized fenspiride (1 mg/ml) reverses bronchoconstriction induced by capsaicin and, when used at aerosolized concentrations ranging from 1-10 mg/ml, reduces cough induced by citric aci......

Roxadustat-d5 is intended for use as an internal standard for the quantification of roxadustat by GC- or LC-MS. Roxadustat is an inhibitor of hypoxia-inducible factor prolyl hydroxylase (HIF-PH; IC50s = 1.4, 1.26, and 1.32 µM for HIF-PH1, HIF-PH2, and HIF-PH3, respectively). It is selective for HIF-PH over other 2-oxoglutarate-dependent dioxygenases, including lysine-specific demethylase 5A (KDM5A), KDM5B, -5C, -5D, and -6B (IC50s = >100 µM for all). Roxadustat (10-200 µM) stabilizes HIF-1α and HIF-2α in Hep3B hepatocellular carcinoma cells. It increases levels of secreted erythropoietin in Hep3B cells in a concentration-dependent manner and increases erythropoiesis in rats when administered at doses of 25 and 50 mg/kg. Roxadustat reverses anemia in a rat model of chronic inflammation induced by peptidoglycan-polysaccharide, as well as a rat model of chronic kidney disease induced by 5/6 nephrectomy. It reduces tumor growth and increases survival in a murine Lewis lung carcin......

Paraxanthine-d6 is intended for use as an internal standard for the quantification of paraxanthine by GC- or LC-MS. Paraxanthine is an active metabolite of caffeine. It is formed via N3-demethylation of caffeine by the cytochrome P450 (CYP) isoform CYP1A2. Paraxanthine is an adenosine A1 and A2 receptor antagonist. In vivo, paraxanthine increases striatal cGMP and extracellular striatal dopamine levels and locomotor activity, as well as inhibits motor depression induced by the adenosine A1 agonist CPA or the adenosine A2 receptor agonist CGS 21680 in rats not habituated to caffeine. It also promotes wakefulness and increases locomotor activity and core temperature in narcoleptic transgenic mice without increasing behavioral anxiety.

Chlorhexidine-d8 is intended for use as an internal standard for the quantification of chlorhexidine by GC- or LC-MS. Chlorhexidine is a bis(biguanide) antimicrobial disinfectant and antiseptic agent. It inhibits growth of clinical methicillin-resistant S. aureus (MRSA) isolates (MIC90 = 4 μg/ml). It is also active against canine isolates of MRSA, methicillin-susceptible S. aureus (MSSA), methicillin-resistant S. pseudintermedius (MRSP), and methicillin-susceptible S. pseudintermedius (MSSP; MIC90s = 4, 2, 2, and 1 mg/L, respectively). Chlorhexidine inhibits growth of E. faecium strains (MICs = 1.2-19.6 μg/ml) and C. albicans (MIC = 5.15 μg/ml). It generates cations that bind to and destabilize the bacterial cell wall to induce death.6 Chlorhexidine also completely inhibits matrix metalloproteinase-2 (MMP-2) and MMP-9 when used at concentrations of 0.0001 and 0.002%, respectively, in a gelatin degradation assay. Formulations containing chlorhexidine have been used in antisept......

Methazolamide-d6 is intended for use as an internal standard for the quantification of methazolamide by GC- or LC-MS. Methazolamide is a carbonic anhydrase inhibitor. It reduces intraocular pressure and cerebrospinal fluid flow in a rat model of glaucoma. Methazolamide reduces electroshock-induced seizures in rats with an ED50 value of 19.2 mg/kg. It also inhibits production of reactive oxygen species (ROS) in a primary cortical neuron (PCN) cellular model of subarachnoid hemorrhage (SAH) and reduces cerebral edema in a mouse model of SAH.3 Methazolamide is larvicidal, with a 50% larvicidal concentration (LC50) value of 724 ppm, but has no activity when administered in the diet to adult A. aegypti. Formulations containing methazolamide have been used in the treatment of glaucoma.

Quinapril-d5 is intended for use as an internal standard for the quantification of quinapril by GC- or LC-MS. Quinapril is a prodrug form of the angiotensin converting enzyme (ACE) inhibitor quinaprilat. In vivo, quinapril reduces mean arterial pressure in renal hypertensive and spontaneously hypertensive rats. It inhibits angiotensin I-induced pressor responses in normotensive rats and dogs. Quinapril prevents left ventricular heart failure in CHF 14.6 cardiomyopathic hamsters. Formulations containing quinapril have been used in the treatment of hypertension, heart failure, and diabetic nephropathy.

Tebuconazole-d9 is intended for use as an internal standard for the quantification of tebuconazole by GC- or LC-MS. Tebuconazole is a triazole fungicide that is active against both seed and foliar fungi. It inhibits 14α-demethylase isolated from U. maydis and S. bicolor with IC50 values of 0.05 and 0.16 nM, respectively. It inhibits the androgenic effect of the androgen receptor agonist DHT (IC20 = 2.89 µM) and is cytotoxic (EC20 = 38.9 µM) in an MDA-kb2 assay. Tebuconazole (50 and 100 mg/kg per day) administered during gestation reduces testosterone levels and increases testicular levels of progesterone and 17α-hydroxyprogesterone in male rat fetuses. It has a feminizing effect on male pups and a virializing effect on female pups. When administered to rats gestationally through postnatal day 42, tebuconazole (20 and 60 mg/kg per day) leads to cell death of pyramidal cells in the CA3-4 region of the hippocampus and layer V of the cortex concomitant with impairment in learning......

Succinic acid-d6 is a useful organic compound for research related to life sciences and the catalog number is T64570.

Enzalutamide D3 is a deuterium labeled Enzalutamide . Enzalutamide is an androgen receptor (AR) antagonist with an IC50 of 36 nM in LNCaP prostate cells.

Cetirizine D4 dihydrochloride is a deuterium-labeled Cetirizine. Cetirizine is a second-generation antihistamine and a long-acting histamine H1-receptor antagonist.

Netupitant N-oxide D6 is a Netupitant metabolite, is the deuterium labeled Netupitant N-oxide.

Fluvastatin sodium is a first fully synthetic, competitive HMG-CoA reductase inhibitor with an IC50 of 8 nM.Fluvastatin D6 sodium is deuterium labeled Fluvastatin sodium.

Aliskiren (CGP 60536) D6 Hydrochloride is a deuterium-labeled Aliskiren. Aliskiren hemifumarate is a direct and orally active renin inhibitor (IC50: 1.5 nM).

Indoramin D5 is a piperidine antiadrenergic agent. Indoramin D5 is deuterium labeled Indoramin.

WNK-IN-12 is an effective, selective, and orally active WNK1 kinase inhibitor.