CAS No. 72822-13-0

Batch: Purity:99.95
Dapiprazole Hydrochloride Chemical Structure
Chemical Structure
Check the Dapiprazole Hydrochloride product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 72822-13-0
Molecular Formula

C19H27N5.HCl

Molecular Weight (MW) 361.91
SMILES CC1=CC=CC=C1N2CCN(CC2)CCC3=NN=C4N3CCCC4.Cl

Ordering Information

Biological Activity

Dapiprazole Hydrochloride is an alpha-adrenergic blocker that selectively targets alpha-1 adrenoceptors. By inhibiting alpha-1 adrenergic signaling, it prevents norepinephrine-mediated contraction of the iris dilator muscle. This blockade induces miosis, facilitating the reversal of mydriasis produced by mydriatic agents during ocular examinations. Additionally, blocking alpha-1 receptors decreases intraocular pressure, contributing to its ocular physiological functions. [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
Water 72 mg/mL
Ethanol 72 mg/mL
DMSO 21 mg/mL (58.02 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
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).
Note: Technical data last updated: Sep 1, 2026.