5-HT Receptor Modulator

Clozapine (HF 1854) is an antipsychotic used for the research of schizophrenia. Clozapine has high affinity for a number of neuroreceptors. Clozapine is a potent antagonist of dopamine D2 with a K_i of 75 nM. Clozapine inhibits the muscarinic M1 receptor and serotonin 5HT2A receptor with K_is of 9.5 nM and 4 nM, respectively. Clozapine is also a potent and selective agonist at the muscarinic M4 receptor (EC₅₀=11 nM).

Brexpiprazole (OPC-34712), an atypical orally active antipsychotic agent, is a partial agonist of human 5-HT1A and dopamine D_2L receptor with K_is of 0.12 nM and 0.3 nM, respectively. Brexpiprazole is also a 5-HT2A receptor antagonist with a K_i of 0.47 nM. Brexpiprazole also shows potent antagonist activity at human noradrenergic α_1B (K_i=0.17 nM) and α_2C receptors (K_i=0.59 nM).

Nuciferine is an antagonist at 5-HT_2A (IC₅₀=478 nM), 5-HT_2C (IC₅₀=131 nM), and 5-HT_2B (IC₅₀=1 μM), an inverse agonist at 5-HT₇ (IC₅₀=150 nM), a partial agonist at D₂ (EC₅₀=64 nM), D₅ (EC₅₀=2.6 μM) and 5-HT₆ (EC₅₀=700 nM), an agonist at 5-HT_1A (EC₅₀=3.2 μM) and D₄ (EC₅₀=2 μM) receptor.

Cariprazine is a novel antipsychotic agent candidate that exhibits high affinity for the D₃ (K_i=0.085 nM) and D₂ (K_i=0.49 nM) receptors, and moderate affinity for the 5-HT_1A receptor (K_i=2.6 nM).

Lurasidone (SM-13496) is an antagonist of both dopamine D₂ and 5-HT₇ with IC₅₀s of 1.68 and 0.495 nM, respectively. Lurasidone (SM-13496) is also a partial agonist of 5-HT_1A receptor with an IC₅₀ of 6.75 nM.

Cariprazine hydrochloride is a novel antipsychotic agent candidate that exhibits high affinity for the D₃ (K_i=0.085 nM) and D₂ (K_i=0.49 nM) receptors, and moderate affinity for the 5-HT_1A receptor (K_i=2.6 nM).

2-Bromo-LSD (BOL-148) is a blood-brain barrier-permeable 5-HT_2A partial agonist and competitive partial antagonist. 2-Bromo-LSD acts as both a potent partial agonist (with an EC₅₀ of 0.81 nM for Gq dissociation) and a potent partial antagonist (with a K_B of 0.18 nM for Gq dissociation) at the 5-HT_2A receptor. 2-Bromo-LSD exhibits partial agonist activity at multiple aminergic GPCRs, including 5-HT_2A. 2-Bromo-LSD lacks 5-HT_2B agonist activity. 2-Bromo-LSD induces dendritogenesis and spinogenesis. 2-Bromo-LSD reverses the behavioral effects of chronic stress and increases active coping behaviors in mice.

UNC9994 hydrochloride is a functionally selective, β-arrestin–biased dopamine D₂ receptor (D₂R) agonist that selectively activates β-arrestin recruitment and signaling. UNC9994 hydrochloride shows a binding affinity with a K_i of 79 nM for D₂R. UNC9994 hydrochloride is also an antagonist of G_i-regulated cAMP production and partial agonist for D2R/β-arrestin-2 interactions. UNC9994 hydrochloride shows antipsychotic-like activity.

Lurasidone (Hydrochloride) (SM-13496 (Hydrochloride)) is an antagonist of both dopamine D₂ and 5-HT₇ with IC₅₀s of 1.68 and 0.495 nM, respectively. Lurasidone (Hydrochloride) (SM-13496 (Hydrochloride)) is also a partial agonist of 5-HT_1A receptor with an IC₅₀ of 6.75 nM.

Setiptiline (Org-8282) is a tetracyclic antidepressant and orally active 5-HT₁ₑR/5-HT₁FR agonist, with an EC₅₀ of 171.0 nM, a K_i of 29.3 nM for human 5-HT₁ₑR, and an EC₅₀ of 64.6 nM for human 5-HT₁FR. Setiptiline induces the dissociation of G proteins from the heterotrimeric Gα_i1/Gβ₁/Gγ₂ complex and promotes the recruitment of β-arrestin2. Setiptiline is applicable to research related to migraine and schizophrenia.

Norquetiapine ( N-Desalkylauetiapine), a metabolite of Quetiapine (HY-14544), is a selective HCN1 channel inhibitor, with an IC₅₀ of 13.9 μM. Norquetiapine selectively inhibits noradrenaline reuptake, is a partial 5-HT_1A (K_i = 45 nM) receptor agonist, and acts as an antagonist at presynapticα2 (K_i = 237 nM), 5-HT_2C(K_i = 107 nM), and 5-HT₇ (K_i = 76 nM) receptors. Norquetiapine blocks the human cardiac sodium channel Nav1.5 in a state-dependent manner. Norquetiapine shows partial anti-inflammatory effects in LPS (HY-D1056) injected C57BL/6 mice. Norquetiapine can be used for the study of depression and inflammation.

Perospirone (SM-9018 free base) is an orally active antagonist of 5-HT_2A receptor (K_i=0.6 nM) and dopamine D₂ receptor (K_i=1.4 nM), and also a partial agonist of 5-HT_1A receptor (K_i=2.9 nM). Perospirone is an atypical antipsychotic agent and has the potential for schizophrenic disease research.

Clozapine (Standard) is the analytical standard of Clozapine. This product is intended for research and analytical applications. Clozapine (HF 1854) is an antipsychotic used for the research of schizophrenia. Clozapine has high affinity for a number of neuroreceptors. Clozapine is a potent antagonist of dopamine D2 with a K_i of 75 nM. Clozapine inhibits the muscarinic M1 receptor and serotonin 5HT2A receptor with K_is of 9.5 nM and 4 nM, respectively. Clozapine is also a potent and selective agonist at the muscarinic M4 receptor (EC₅₀=11 nM).

Azaphen dihydrochloride monohydrate is an orally active tricyclic antidepressant that inhibits the reuptake of serotonin and monoamines, regulates the 5-HT2c receptor, and exerts sedative, antidepressant and anxiolytic effects. Azaphen dihydrochloride monohydrate increases the bioavailability of serotonin in the synaptic cleft, does not block muscarinic receptors or affect monoamine oxidase activity, and binds to the human serotonin transporter via salt bridges, π-stacking, π-cation and hydrophobic interactions. Azaphen dihydrochloride monohydrate can be used in studies related to depression.

5-HT1A modulator 2 hydrochloride, a derivative of 8-OH-DPAT (HY-112061), is a modulator of 5-HT_1A with a K_i of 53 nM for 5-HT_1A binding.

Ocaperidone is an effective antipsychotic agent, acting as a potent 5-HT₂ and dopamine D₂ antagonist, and a 5-HT_1A agonist, with K_is of 0.14 nM, 0.46 nM, 0.75 nM, 1.6 nM and 5.4 nM for 5-HT₂, a₁-adrenergic receptor, dopamine D₂, histamine H₁ and a₂-adrenergic receptor, respectively, and a pEC₅₀ and pK_i of 7.60 and 8.08 for h5-HT_1A.

Clozapine-d₄ is the deuterium labeled Clozapine. Clozapine is an antipsychotic used for the research of schizophrenia. Clozapine has high affinity for a number of neuroreceptors.

UNC9994, an analog of Aripiprazole, is a functionally selective β-arrestin-biased dopamine D2 receptor (D2R) agonist with EC₅₀ <10 nM for β-arrestin-2 recruitment to D2 receptors. UNC9994 is simultaneously partial agonists of β-arrestin-2 translocation and antagonists of G_i-regulated cAMP production. Antipsychotic Activity.

Cariprazine-d₈ is a deuterium labeled Cariprazine. Cariprazine is a novel antipsychotic agent candidate that exhibits high affinity for the D3 (Ki=0.085 nM) and D2 (Ki=0.49 nM) receptors, and moderate affinity for the 5-HT1A receptor (Ki=2.6 nM).

Eltoprazine (DU 28853) hydrochloride is a 5-HT1A/5-HT1B receptors agonist and a 5-HT2C receptor antagonist. Eltoprazine hydrochloride shows antiaggressive and anxiogenic effects.