Adrenergic Receptors

Adrenergic receptor agonists and antagonists act on the receptors activated by norepinephrine and epinephrine. These receptors are G protein-coupled receptors (GPCRs), grouped into α1, α2 and β subtypes that control vascular tone, heart rate and metabolism. Cloning of the β-adrenergic receptor gene in 1986 revealed homology with rhodopsin, linking hormone receptors to the visual pigment family. In 2011 the crystal structure of the β2 adrenergic receptor bound to its G protein, Gs, captured an active receptor complex. Representative ligands include the α1 agonist phenylephrine HCl and the α1 antagonist prazosin HCl. The β agonist isoprenaline HCl and the β3-selective agonist mirabegron are also listed.

11 Items

  • Platelet aggregation-IN-3
    Cat. No.
    A34140

    Platelet aggregation-IN-3

    Platelet aggregation-IN-3 is a ligand for H2 histamine receptors, α2-adrenergic receptors (α2-AR), and 5-HT2(B,C) serotonin receptors. This compound effectively inhibits platelet aggregation induced by ADP and collagen and modulates tumor cell-induced platelet aggregation (TCIPA). Platelet aggregation-IN-3 shows potential for applications in antiplatelet therapy for cardiovascular diseases and in the prevention of cancer-related thrombosis and tumor metastasis.

    Out of stock

    All 3 sizes
  • Iloperidone carboxylic acid
    Cat. No.
    A46038

    Iloperidone carboxylic acid

    Synonyms: P95-12113

    Iloperidone carboxylic acid is a ligand targeting the 5-HT2A receptor. This metabolite of Iloperidone demonstrates a strong affinity for the 5-HT2A receptor, with a pKi value of 8.15, while also showing moderate binding affinity to adrenergic receptors α1, α2B, and α2C. It serves as a valuable reagent for research exploring neuropharmacology and the modulation of serotonergic signaling in various biological contexts.

    0.5 mg
    $60.00
    1 mg
    $120.00
    All 4 sizes
  • β2AR ligand 1
    Cat. No.
    A58383

    β2AR ligand 1

    β2AR ligand 1 is a homobivalent bitopic ligand that targets the β2 adrenergic receptor (β2AR) by binding to both the orthosteric binding site (OBS) and metastable binding sites (MBS). This compound exhibits specific affinity for β2AR, facilitating the study of receptor activation and signaling pathways. It is valuable in research applications focused on cardiovascular function, asthma, and other conditions where β2AR modulation is of interest.

    Out of stock

    All 3 sizes
  • SB-206606
    Cat. No.
    A58403

    SB-206606

    SB-206606 is a selective beta 3-adrenergic receptor (β3-AR) ligand, exhibiting a significantly higher affinity for β3-AR, being 76 times more potent than for beta 1 and beta 2-adrenergic receptors. This compound serves as a valuable tool for studying β3-AR-mediated pathways and their implications in metabolic processes. Its specificity makes it essential for research into obesity, diabetes, and cardiovascular diseases.

    Out of stock

    All 3 sizes
  • Phendioxan
    Cat. No.
    A58484

    Phendioxan

    Phendioxan is a selective adrenergic receptor ligand with a high binding affinity for the α(1)-adrenaline receptor subtype. Its facilitated membrane diffusion enhances its efficacy at the α(1d)-AR, supporting its potential in cardiovascular and neuropharmacological research. Docking simulations have elucidated the significant roles of polar, electrostatic, hydrophobic, and shape interactions of its phenoxy terminal substituents in ligand-receptor binding dynamics.

    Out of stock

    All 3 sizes
  • RWJ52353
    Cat. No.
    A58498

    RWJ52353

    RWJ52353 is a selective ligand targeting the α2D adrenoceptor, with notable binding affinities for the α2A, α2B, and α1 receptors, exhibiting Ki values of 1.5, 254, 621, and 443 nM, respectively. This compound demonstrates significant analgesic activity, as evidenced by its efficacy in the mouse abdominal irritation test, where it has an ED50 of 15.1 mg/kg. RWJ52353 is valuable for studies investigating pain mechanisms and the role of α2 adrenoceptors in analgesia.

    25 mg
    $1,275.00
    50 mg
    $1,625.00
    All 3 sizes
  • 3-MPPI
    Cat. No.
    A58669

    3-MPPI

    3-MPPI is a selective G protein-coupled receptor (GPCR) ligand with a strong affinity for the α1-adrenergic receptor, exhibiting a Ki value of 0.21 nM, while its activity on the 5-HT1A receptor is significantly lower at 50 nM. This compound effectively modulates the signaling pathways associated with the α1-adrenergic receptor. Research applications of 3-MPPI include studies on hypertension, the effects of stress-induced anxiety-like behavior, and investigations into levodopa-induced dyskinesia.

    50 mg
    $1,035.00
    All 1 sizes
  • Metrazoline
    Cat. No.
    A58715

    Metrazoline

    Synonyms: o-Methyl-tracizoline

    Metrazoline is an imidazoline I2 receptor ligand with low affinity for adrenergic receptors. This compound is used in research to study its role in modulating neuroprotective and antihypertensive effects. It serves as a valuable tool for investigating the physiological and pharmacological functions associated with imidazoline receptors in both in vitro and in vivo settings.

    Out of stock

    All 3 sizes
  • TDIQ hydrochloride
    Cat. No.
    A58718

    TDIQ hydrochloride

    TDIQ hydrochloride is a selective ligand for the α2-adrenergic receptors, exhibiting high affinity with Ki values of 75 nM, 95 nM, and 65 nM for the α2A, α2B, and α2C subtypes, respectively. This compound serves as a valuable tool for studying the physiological roles of α2-adrenoceptors and their potential therapeutic applications in various neuropsychiatric and cardiovascular disorders. Its specificity makes it suitable for pharmacological investigations and drug development in receptor-targeted therapies.

    1 mg
    $135.00
    5 mg
    $485.00
    All 2 sizes
  • CHIR-2279
    Cat. No.
    A58763

    CHIR-2279

    CHIR-2279 is a high-affinity ligand for the α1-adrenergic receptor, exhibiting a binding affinity characterized by a Ki value of 5 nM. This compound serves as a valuable tool for investigating the α1-adrenoceptor signaling pathways and has potential applications in drug development aimed at cardiovascular and other relevant disorders.

    25 mg
    $1,275.00
    All 1 sizes
  • AR ligand-50
    Cat. No.
    A58806

    AR ligand-50

    AR Ligand-50 is an adrenergic receptor ligand with a pKi value of 7.14 for the human α2-adrenergic receptor, assessed in CHO cells. This compound demonstrates significant biological activity that can be utilized in the investigation of neurological disorders. Its potential therapeutic implications make it a valuable tool for research focused on adrenergic signaling pathways and related disease mechanisms.

    Out of stock

    All 3 sizes

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