Mesoridazine
Mesoridazine is a dopaminergic antagonist, with a Kd value of 19 nM for the dopamine D2 receptor. Mesoridazine is an active metabolite of the atypical antipsychotic drug thioridazine, exhibiting stronger inhibition on pre- and postsynaptic dopamine receptors which modulate dopamine and acetylcholine release. Thus, mesoridazine is responsible for a significant part of the antidopaminergic effects attributed to thioridazine. In addition, mesoridazine also binds to histamine H1, muscarinic acetylcholine, as well as α1- and α2-adrenergic receptors, with Kd values being 1.8, 69, 2 and 1600 nM, respectively.
References:
1. Niedzwiecki DM, Cubeddu LX, Mailman RB. Comparative antidopaminergic properties of thioridazine, mesoridazine and sulforidazine on the corpus striatum. Journal of Pharmacology and Experimental Therapeutics, 1989, 250(1): 117-125.
2. Richelson E, Nelson A. Antagonism by neuroleptics of neurotransmitter receptors of normal human brain in vitro. European Journal of Pharmacology, 1984, 103(3-4): 197-204.
3. Shah NS. Influence of psychotropic drugs and β-diethylaminoethyl-diphenylpropylacetate (SKF 525-A) on mescaline-induced behavior and on tissue levels of mescaline in mice. Biochemical Pharmacology, 1976, 25(5): 591-597.
Physical Appearance | A solid |
Storage | Store at -20°C |
M.Wt | 386.57 |
Cas No. | 5588-33-0 |
Formula | C21H26N2OS2 |
Solubility | insoluble in H2O; ≥16.35 mg/mL in DMSO; ≥3.1 mg/mL in EtOH |
Chemical Name | 10-(2-(1-methylpiperidin-2-yl)ethyl)-2-(methylsulfinyl)-10H-phenothiazine |
SDF | Download SDF |
Canonical SMILES | CN1CCCCC1CCN2C3=C(C=CC(S(C)=O)=C3)SC4=C2C=CC=C4 |
Shipping Condition | Small Molecules with Blue Ice, Modified Nucleotides with Dry Ice. |
General tips | We do not recommend long-term storage for the solution, please use it up soon. |
Animal experiment:[3] | |
Animal models |
Swiss-Webster albino mice, 30~33 g |
Dosage form |
10, 30 and 45 mg/kg Intraperitoneal Injection |
Applications |
Mesoridazine (10 mg/kg) did not completely abolish the locomotor activity, but did prevent the activity-increasing effect of mescaline. At high doses of 30 and 45 mg/kg, mesoridazine blocked not only the activity-increasing effect of mescaline but also the normal locomotor movements. |
Note |
The technical data provided above is for reference only. |
References: 1. Niedzwiecki DM, Cubeddu LX, Mailman RB. Comparative antidopaminergic properties of thioridazine, mesoridazine and sulforidazine on the corpus striatum. Journal of Pharmacology and Experimental Therapeutics, 1989, 250(1): 117-125. 2. Richelson E, Nelson A. Antagonism by neuroleptics of neurotransmitter receptors of normal human brain in vitro. European Journal of Pharmacology, 1984, 103(3-4): 197-204. 3. Shah NS. Influence of psychotropic drugs and β-diethylaminoethyl-diphenylpropylacetate (SKF 525-A) on mescaline-induced behavior and on tissue levels of mescaline in mice. Biochemical Pharmacology, 1976, 25(5): 591-597. |
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