1. Signaling Pathways
  2. GPCR/G Protein
  3. Adenosine Receptor
  4. Adenosine A3 receptor (A3R) Isoform
  5. Adenosine A3 receptor (A3R) Antagonist

Adenosine A3 receptor (A3R) Antagonist

Adenosine A3 receptor (A3R) Antagonists (13):

Cat. No. Product Name Effect Purity
  • HY-14858
    Antagonist 99.87%
    Derenofylline (SLV 320) is a potent, selective and orally active adenosine A1 receptor antagonist, with Ki values of 1 nM, 200 nM and 398 nM for human A1, A3 and A2A receptors respectively. Derenofylline suppresses cardiac fibrosis and attenuates albuminuria without affecting blood pressure in rats.
  • HY-103175
    Antagonist ≥99.0%
    PSB36 is a potent and selective antagonist of adenosine A1 receptor, with Kis 0.12 nM, 187 nM, 552 nM, 2300 nM, and 6500 nM for rA1, hA2B, rA2A, hA3 and rA3 receptors respectively. PSB36 can be used for the research of hyperalgesia.
  • HY-103174
    Antagonist ≥99.0%
    MRS1334 is a potent and selective human adenosine A3 receptor antagonist with Kis of 2.69 nM, >100 nM, >100 nM for hA3, rA1, rA2A, respectively. MRS1334 blocks the protective effect of Cl-IB-MECA leading to significant bradycardia and elevated ST segment.
  • HY-103189
    Antagonist ≥99.0%
    VUF-5574 is a selective antagonist of adenosine A3 receptor with a Ki of 4.03 nM for the recombinant human receptor.
  • HY-111295
    LAS38096 is a potent, selective, and efficacious A2B Adenosine Receptor antagonist, with a Ki of 17 nM.
  • HY-153152
    DPTN dihydrochloride
    DPTN is a potent and selective human, mouse, and rat A3AR antagonist with Ki values of 1.65, 9.61, and 8.53 nM, respectively.
  • HY-103176
    PSB11 hydrochloride
    PSB11 hydrochloride is an antagonist with reverse excitatory activity for human A3 Adenosine Receptor with high affinity (Ki=2.3 nM).
  • HY-148076
    A2A receptor antagonist 3
    A2A receptor antagonist 3 (Example 92) is an adenosine A2a receptor antagonist with a Ki of 0.4 nM. A2A receptor antagonist 3 also binds to A2b, A1 and A3 receptor with Kis of 37, 107 and 1467 nM, respectively.
  • HY-146979
    hA2A/hCA XII modulator 1
    hA2A/hCA XII modulator 1 (compound 14), a triazolopirazine, is a potent hA2A adenosine receptor (hA2AAR) antagonist with Kis of 6.4 nM, 4.819 μM, >30 μM for hA2AAR, hA1AR, hA3AR, respectively. hA2A/hCA XII modulator 1 is a potent human carbonic anhydrase XII (hCA XII) inhibitor with Kis of 6.2 nM, 46 nM, 466 nM, 8.351 μM for hCA XII, hCA II, hCA IX and hCA I, respectively. hA2A/hCA XII modulator 1 has the potential for cancer research.
  • HY-146457
    A3AR antagonist 1
    A3AR antagonist 1 (compound 17) is a potent and selective human A3 adenosine receptor (AR) antagonist, with an Ki of 4.63 nM. A3AR antagonist 1 shows no affinity for the rat A3 AR even at high concentrations.
  • HY-12099
    A3AR antagonist 2
    A3AR antagonist 2 (compound 18) is a potent Human A3 adenosine receptor antagonist with an Ki value of 4.54 nM.
  • HY-147541
    A2A/A3 AR antagonist-1
    A2A/A3 AR antagonist-1 (compound 23) is a dual A2A/A3 adenosine receptor (AR) fluorescent ligand, with Kis of 90 nM and 31.8 nM for hA2A AR and hA3 AR, respectively.
  • HY-146478
    A1/A3 AR antagonist 1
    A1/A3 AR antagonist 1 (compound 10) is a potent adenosine 1 (A1) and adenosine 3 (A3) receptor dual antagonist with Kis of 36.7 nM, 25.4 nM and 1.47 nM for human A1, human A3 and rat A1, respectively. A1/A3 AR antagonist 1 can be used for researching kidney failure, inflammatory pulmonary diseases, and Alzheimer’s disease.