Calcium Channels

rac Felodipine-(Methoxy-d3) is a deuterium-labeled analog of rac Felodipine, a potent calcium channel blocker that primarily targets L-type calcium channels. This stable isotope variant is useful for pharmacokinetic studies, metabolic tracing, and isotopic labeling in drug development research. Its deuterium labeling enhances the analytical sensitivity and specificity in mass spectrometry applications, facilitating the investigation of drug absorption, distribution, metabolism, and excretion (ADME) profiles.

Cilnidipine-d3 is a deuterium-labeled derivative of Cilnidipine, primarily acting as a calcium channel blocker. This isotope-labeled compound is valuable for research applications involving pharmacokinetic studies and metabolic profiling. Its use enhances the understanding of Cilnidipine's pharmacological effects and its interactions within biological systems.

Cinnarizine-d8 dihydrochloride is a deuterium-labeled form of the calcium channel blocker Cinnarizine. This stable isotope compound allows for precise tracking and analysis in pharmacokinetic studies. It is primarily utilized in research applications involving metabolic studies and the investigation of drug interactions, enhancing the understanding of pharmacological mechanisms.

Verapamil-d6 hydrochloride is a deuterated derivative of Verapamil, a selective calcium channel blocker. It exhibits potent inhibition of P-glycoprotein (P-gp) and CYP3A4, making it valuable in cardiovascular research, particularly for conditions such as hypertension, arrhythmias, and angina. This isotopically labeled compound aids in pharmacokinetic studies and offers insights into drug metabolism and transport mechanisms.

N-Desalkylflurazepam-d4 is a deuterated analog of N-Desalkylflurazepam, a long-acting metabolite of benzodiazepine compounds, including Flurazepam. This stable isotope is primarily used for research applications involving metabolic studies and pharmacokinetics of benzodiazepines. N-Desalkylflurazepam exhibits inhibitory effects on L-type voltage-gated calcium channels, with reported IC50 values of 55 μM for Cav1.2 and 37 μM for Cav1.3, making it a valuable tool for investigating calcium channel modulation in various biological contexts.

Nifedipine dehydro nitroso-d6 is a deuterium-labeled derivative of Nifedipine dehydro nitroso, primarily utilized as a stable isotope. This compound plays a crucial role in the study of pharmacokinetics and metabolic pathways of calcium channel blockers. Its isotopic labeling facilitates advanced analytical techniques such as mass spectrometry in chemical research applications.

Desacetyl Diltiazem-d3 is a deuterium-labeled derivative of Desacetyl Diltiazem, designed to serve as a stable isotope standard in analytical applications. This compound can be employed in pharmacokinetic studies and metabolic labeling to trace drug interactions and bioavailability. Its precise labeling enhances accuracy in mass spectrometry and other analytical techniques, making it an invaluable tool for researchers investigating calcium channel blocking activities and cardiovascular-related pharmacology.

2-[(2-Azidoethoxy-d4)methyl]-4-(2-chlorophenyl)-3-ethoxycarbonyl-5-methoxycarbonyl-6-methyl-1,4-dihydropyridine is a deuterium-labeled compound that targets dihydropyridine receptors. This stable isotope variant is significant in researching the pharmacokinetics and metabolic pathways of dihydropyridine derivatives. It is particularly valuable in studies involving the pharmacological effects and interactions of calcium channel blockers, facilitating advanced analysis in medicinal chemistry and drug development.

Tetrachlorantraniliprole is an anthranilic diamide insecticide that targets insect ryanodine receptors, leading to disruption of calcium channels and subsequent muscle paralysis. This compound exhibits significant insecticidal activity against a range of agricultural pests, making it valuable for crop protection research. Its mechanism of action provides insight into the development of novel pest control strategies that minimize environmental impact.

Barnidipine-d5 is a deuterium-labeled analog of Barnidipine, functioning as an L-type calcium antagonist with a strong affinity for [3H] initrendipine binding sites (Ki = 0.21 nmol/l). This compound exhibits selective action on calcium antagonist receptors and serves as an effective antihypertensive agent, primarily reducing peripheral vascular resistance through its vasodilatory effects. Barnidipine-d5 is suitable for research applications focused on cardiovascular pharmacology and calcium channel modulation.

Pregabalin lactam is an impurity of Pregabalin, a compound primarily targeting calcium channels. This metabolite is often utilized in quality control and analytical studies of Pregabalin formulations. Its presence in research can provide insights into compound stability and purity, contributing to a better understanding of Pregabalin's pharmacological profile.

Flunarizine dihydrochloride is a potent dual blocker of Na+ and Ca2+ channels, specifically targeting T-type calcium channels. This compound exhibits significant anticonvulsant and antimigraine properties, making it valuable for neurological research. Additionally, Flunarizine dihydrochloride demonstrates peripheral vasodilatory effects, enhancing its potential applications in vascular studies.

2,5-Di-tert-butylhydroquinone is a potent inhibitor of Sarco/endoplasmic reticulum Ca2+ ATPase (SERCA), demonstrating an IC50 of 400 nM. This compound disrupts the gating function of Glu309, thereby preventing calcium ions from accessing their binding site. Additionally, 2,5-Di-tert-butylhydroquinone influences the activity of key enzymes such as 5-lipoxygenase and COX-2, with IC50 values of 1.8 μM and 14.1 μM, respectively. It is utilized in research focused on cellular calcium regulation and inflammatory processes.

Ginsenoside Ro functions as a calcium channel antagonist, exhibiting an effective antiplatelet activity with an IC50 of 155 µM. This compound notably reduces the production of thromboxane A2 (TXA2) while minimally affecting the activities of cyclooxygenase-1 (COX-1) and thromboxane synthase (TXAS). Ginsenoside Ro is valuable in research related to cardiovascular diseases and platelet aggregation studies.

L-Phenylalanine, a competitive antagonist of the α2δ subunit of voltage-dependent calcium channels, exhibits a Ki of 980 nM. It also interacts with glycine- and glutamate-binding sites on N-methyl-D-aspartate receptors (NMDARs), with a KB value of 573 μM. This essential amino acid plays a significant role in various biological processes and is frequently utilized in research concerning neuropharmacology and receptor interactions, as well as in the synthesis of food flavors and pharmaceuticals.

Gomisin J is a lignan derived from Schisandra chinensis that primarily acts as a calcium channel activator. It enhances nitric oxide bioavailability through eNOS activation and regulates lipid metabolism via the AMPK pathway. Additionally, Gomisin J exhibits anti-inflammatory effects by inhibiting fetuin-A and NF-κB, while its activation of Nrf2/HO-1 boosts antioxidant capacity. This compound is relevant for studies focused on hypertension, non-alcoholic fatty liver disease, and cerebral ischemia-reperfusion injury.

Praeruptorin E serves as a calcium channel antagonist and is the primary bioactive constituent derived from Peucedanum praeruptorum, commonly known as Bai-Hua Qian Hu. This compound exhibits a pD2′ value of 5.2, indicating its efficacy in inhibiting calcium influx in target cells. Its biological activity makes it a valuable tool for research applications exploring calcium signaling pathways and related physiological processes.

Ethosuximide is a calcium channel inhibitor primarily targeting T-type calcium channels, specifically blocking low voltage-activated currents. This compound is extensively used in research for its anti-epileptic properties as well as its potential therapeutic effects in various neurodegenerative disease models. Ethosuximide facilitates the study of calcium signaling pathways and their involvement in neuronal excitability and degeneration.

Bepridil hydrochloride hydrate is a non-selective, long-acting calcium channel antagonist that also inhibits sodium and potassium channels. It exhibits antianginal properties and functions as a type I antiarrhythmic agent. Additionally, Bepridil hydrochloride hydrate inhibits the cardiac sodium-calcium exchanger (NCX1), making it valuable for research into cardiovascular disorders.

Amlodipine maleate is a dihydropyridine calcium channel blocker that primarily targets voltage-dependent L-type calcium channels. By inhibiting calcium influx, it serves as an effective antianginal agent and contributes to the management of hypertension. Amlodipine maleate is utilized in research applications related to cardiovascular health, hypertension, and potential anticancer effects.

Triphenylethylene is an antiestrogen agent that primarily functions by inhibiting L-type Ca2+ channels. This compound displays weak estrogenic activity and has been shown to relax duodenal intestinal muscle. Triphenylethylene is useful in research applications focusing on estrogen receptor modulation and the investigation of calcium channel dynamics in smooth muscle tissues.

Methsuximide is an anticonvulsant agent that primarily targets T-type calcium channels. It is effective in managing petit mal seizures, as well as psychomotor and focal motor attacks. This compound is utilized in neurological research to investigate seizure mechanisms and the pharmacological modulation of epilepsy. Its selective action on calcium currents makes it a valuable tool for studying seizure activity and potential therapeutic interventions.

1-Octanol is a saturated fatty alcohol that selectively inhibits T-type calcium channels, demonstrating an IC50 of 4 μM for native T-currents. This compound serves as a valuable tool in pharmacological research aimed at understanding calcium signaling pathways. Additionally, its properties as a biofuel with diesel-like characteristics make it an interesting candidate for energy applications.

Ethaverine hydrochloride is a potent inhibitor of L-type calcium channels, primarily affecting cardiac tissues. It serves as a peripheral vasodilator and antispasmodic agent, demonstrating significant biological activity in relaxing smooth muscle. This compound is commonly utilized in research related to peripheral vascular disease and its associated disorders.

3,4,5-Triiodobenzoic acid is an auxin transport inhibitor that modulates auxin distribution in plant systems. This compound enhances specific [3H]verapamil binding in zucchini microsomes and rabbit skeletal muscle membranes, highlighting its potential role in studying calcium channel interactions. 3,4,5-Triiodobenzoic acid is valuable for research focused on smooth muscle contraction and the biochemical pathways influencing plant hormone transport.