1. Signaling Pathways
  2. GPCR/G Protein
    Neuronal Signaling
  3. Cannabinoid Receptor
  4. CB1 Isoform
  5. CB1 Antagonist

CB1 Antagonist

CB1 Antagonists (19):

Cat. No. Product Name Effect Purity
  • HY-14137
    Rimonabant Hydrochloride
    Antagonist 99.95%
    Rimonabant Hydrochloride (SR 141716A Hydrochloride) is a highly potent and selective central cannabinoid receptor (CB1) antagonist with an Ki of 1.8 nM. Rimonabant Hydrochloride (SR 141716A Hydrochloride) also inhibits Mycobacterial membrane protein Large 3 (MMPL3).
  • HY-14136
    Rimonabant
    Antagonist 99.41%
    Rimonabant (SR141716) is a highly potent, brain penetrated and selective central cannabinoid receptor (CB1) antagonist with a Ki of 1.8 nM. Rimonabant (SR141716) also inhibits Mycobacterial membrane protein Large 3 (MMPL3).
  • HY-18697
    JD-5037
    Antagonist 98.05%
    JD-5037 is a potent CB1R antagonist with an IC50 of 1.5 nM.
  • HY-13505
    AM281
    Antagonist ≥99.0%
    AM281 is a selective CB1 receptor antagonist with an IC50 of 9.91 nM. AM281 inhibits CB2 receptor with an IC50 of 13000 nM.
  • HY-112340
    CB1 antagonist 4
    Antagonist 99.00%
    CB1 antagonist 4 (compound 8) is a peripheral selective cannabinoid receptor type 1 (CB1) receptor antagonist. CB1 antagonist 4 shows limited penetrance to the brain in order to minimize or prevent CNS adverse reactions, and preserves potential antiobesity effects. CB1 antagonist 4 reduces propensity for psychiatric side effects.
  • HY-14788
    Drinabant
    Antagonist ≥99.0%
    Drinabant (AVE1625) is an orally active CB1 receptor antagonist. Drinabant (AVE1625) inhibits the agonist-stimulated calcium signal with IC50 values of 25 nM and 10 nM for the hCB1-R and rCB1-R, respectively, and is ineffective for the hCB2-R.
  • HY-103327
    MJ15
    Antagonist
    MJ15 is a potent and selective CB1 receptor antagonist with a Ki of 27.2 pM and an IC50 of 118.9 pM for rat CB1 receptors. MJ15 exhibits potency in obesity and hyperlipidemia models. MJ15 inhibits food intake and increases in body weight in diet-induced obese rats and mice.
  • HY-110179
    PSNCBAM-1
    Antagonist 99.48%
    PSNCBAM-1 is a selective CB1 receptor allosteric antagonist with an EC50 of 0.1 μM. PSNCBAM-1 can be used in the researches of obesity.
  • HY-141411A
    Zevaquenabant
    Antagonist
    Zevaquenabant ((S)-MRI-1867) is a peripherally restricted, orally bioavailable dual cannabinoid CB1 receptor and inducible NOS antagonist. Zevaquenabant ameliorates obesity-induced chronic kidney disease (CKD).
  • HY-121616
    (R)-SLV 319
    Antagonist
    (R)-SLV 319 is a potent and selective cannabinoid receptor 1 (CB1) antagonist with a Ki value of 894 nM. (R)-SLV 319 is a dextrorotatory counterpart of SLV 319
  • HY-W011040
    LY320135
    Antagonist
    LY320135 is a potent and selective antagonist of CB1 receptor, with a Ki of 141 nM. LY320135 also binds to 5-HT2 and muscarinic receptors with Kis of 6.4 μM and 2.1 μM, respectively. LY320135 exhibits neuroprotective effect.
  • HY-133533
    O-2050
    Antagonist
    O-2050 is a high affinity cannabinoid CB1 receptor antagonist with a Ki of 2.5 nM. O-2050 inhibits cannabinoid CB2 receptor (Ki=0.2 nM). O-2050 can cause locomotor stimulation in mice.
  • HY-103336
    Tocrifluor 1117
    Antagonist
    Tocrifluor 1117 (T1117), a fluorescent form of the cannabinoid CB1 receptor antagonist AM251 (HY-15443), is a selective fluorescent GPR55 ligand. Tocrifluor 1117 is a potent tool for identifying the cellular location of cannabinoid receptors (including GPR55 in living tissues) (Ex/Em=543/590 nm).
  • HY-122964
    URB447
    Antagonist
    URB447 is a peripherally restricted CB1 cannabinoid antagonist (IC50: 313 nM and 41 nM for rat CB1 and human CB2 receptor respectively ). URB447 lowers food intake and body-weight gain in mice without entering the brain or antagonizing central CB1-dependent responses. URB447 can be used for research of obesity.
  • HY-N6097
    Amauromine
    Antagonist
    Amauromine is a peripheral selective cannabinoid receptor type 1 (CB1) receptor antagonist with Ki and Kb values of 178 nM and 66.6 nM, respectively.
  • HY-110020
    rel-O-2050
    Antagonist
    rel-O-2050 (Compound O-2050) is a neutral cannabinoid CB1 receptor antagonist. rel-O-2050 also decreases food intake in mice.
  • HY-14791
    Ibipinabant
    Antagonist
    Ibipinabant (SLV319) is a potent, selective and orally active antagonist of cannabinoid CB1 receptor, with a Ki of 7.8 nM. Ibipinabant shows more than 1000-fold selectivity for CB1 over CB2 (Ki=7943 nM). Ibipinabant can be used for the research of obesity and diabetic.
  • HY-103326
    NIDA-41020
    Antagonist
    NIDA-41020 is a potent and selective cannabinoid receptor 1(CB1) antagonist with a Ki of 4.1 nM. NIDA-41020 was designed as a potential radioligand for use in positron emission tomography (PET).
  • HY-120653
    CB1 antagonist 5
    Antagonist
    CB1 antagonist 5 (Compound 25) is an antagonist for CB1 cannabinoid receptor, with a Ki of 243 nM and an EC50 of 195 nM.