CAS No. 27833-64-3

Batch: Purity:99.71
Loxapine Succinate Chemical Structure
Chemical Structure
Check the Loxapine Succinate product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name butanedioic acid;8-chloro-6-(4-methylpiperazin-1-yl)benzo[b][1,4]benzoxazepine
CAS Number 27833-64-3
Molecular Formula

C18H18ClN3O.C4H6O4

Molecular Weight (MW) 445.9
SMILES CN1CCN(CC1)C2=NC3=CC=CC=C3OC4=C2C=C(C=C4)Cl.C(CC(=O)O)C(=O)O
InChIKey YQZBAXDVDZTKEQ-UHFFFAOYSA-N

Ordering Information

Biological Activity

Loxapine Succinate is a dibenzoxazepine antipsychotic agent that acts as a dopamine D2 receptor (D2DR) and D4 receptor (D4DR) inhibitor and serotonergic receptor antagonist. By blocking central dopamine and serotonin receptors, it modulates neurotransmitter signaling pathways involved in dopaminergic and serotonergic neurotransmission. This receptor antagonism leads to downstream inhibition of dopamine-mediated signaling and suppression of hyperactive behavioral phenotypes in preclinical models. [1]

How to Prepare Stock Solution?

Concentration Volume Mass
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Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
DMSO 89 mg/mL (199.59 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 2 mg/mL
Water Insoluble
FAQ
Q: Why does a DMSO stock precipitate in media/saline?
A: It is caused by unheated aqueous media (supersaturation), local solvent shock, or incorrect mixing sequence.
How to fix it?
  • Preheat media/saline to 37°C.
  • Mix rapidly (pipette/vortex) upon addition.
  • For complex mixes, always add the aqueous phase last.
  • Re-dissolve minor precipitates with a 37°C water bath and sonication (≤30 min).

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Note: Technical data last updated: Sep 1, 2026.