Prazosin hydrochloride

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Cat.No. 0623 - Prazosin hydrochloride | C19H21N5O4.HCl | CAS No. 19237-84-4
Description: α1 and α2B antagonist. MT3 antagonist
Chemical Name: 1-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-4-(2-furanylcarbonyl)piperazine hydrochloride
Purity: ≥99% (HPLC)
Datasheet
Citations (8)
Literature

Biological Activity

α1 and α2B-adrenoceptor antagonist. Also a potent antagonist at the melatonin MT3 receptor (Ki = 10.2 nM). Also available as part of the α1-Adrenoceptor Tocriset™ and Mixed Adrenergic Tocriset™.

Compound Libraries

Prazosin hydrochloride is also offered as part of the Tocriscreen Plus and Tocriscreen Library of FDA-Approved Compounds. Find out more about compound libraries available from Tocris.

Technical Data

M. Wt 419.87
Formula C19H21N5O4.HCl
Storage Store at RT
Purity ≥99% (HPLC)
CAS Number 19237-84-4
PubChem ID 68546
InChI Key WFXFYZULCQKPIP-UHFFFAOYSA-N
Smiles Cl.COC1=CC2=NC(=NC(N)=C2C=C1OC)N1CCN(CC1)C(=O)C1=CC=CO1

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

All Tocris products are intended for laboratory research use only.

Solubility Data

SolubilitySoluble to 25 mM in DMSO and to 5 mM in ethanol

Preparing Stock Solutions

The following data is based on the product molecular weight 419.87. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.

Select a batch to recalculate based on the batch molecular weight:
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 2.38 mL 11.91 mL 23.82 mL
5 mM 0.48 mL 2.38 mL 4.76 mL
10 mM 0.24 mL 1.19 mL 2.38 mL
50 mM 0.05 mL 0.24 mL 0.48 mL

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Product Datasheets

Certificate of Analysis / Product Datasheet
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Safety Datasheet

References

References are publications that support the products' biological activity.

Mathe et al (1996) Prazosin inhibits MK-801-induced hyperlocomotion and dopamine release in the nucleus accumbens. Eur.J.Pharmacol. 309 1 PMID: 8864686

Paul et al (1999) Characterisation of 2-[125I]iodomelatonin binding sites in syrian hamster peripheral organs. J.Pharmacol.Exp.Ther. 290 334 PMID: 10381796

Pickering and Niles (1990) Pharmacological characterization of melatonin binding sites in Syrian hamster hypothalamus. Eur.J.Pharmacol. 175 71 PMID: 2157597

Merck Index 12 7897 PMID:


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Keywords: Prazosin hydrochloride, supplier, α1-adrenoceptor, alpha1-adrenoceptor, a1-adrenoceptor, antagonists, MT3, α1-adrenergic, alpha1-adrenergic, a1-adrenergic, Receptors, MT, Melatonin, Adrenergic, Alpha-1, Receptors, Tocris Bioscience

8 Citations for Prazosin hydrochloride

Citations are publications that use Tocris products. Selected citations for Prazosin hydrochloride include:

Ajmo et al (2009) Blockade of adrenoreceptors inhibits the splenic response to stroke. Cell Rep 218 47 PMID: 19371742

Moura et al (2006) Alpha2-adrenoceptor subtypes involved in the regulation of catecholamine release from the adrenal medulla of mice. Br J Pharmacol 149 1049 PMID: 17075569

Sjöblom et al (2001) Peripheral melatonin mediates neural stimulation of duodenal mucosal bicarbonate secretion. Exp Neurol 108 625 PMID: 11518737

Delaney and Crane (2016) Presynaptic GABAB receptors reduce transmission at parabrachial synapses in the lateral central amygdala by inhibiting N-type calcium channels. Sci Rep 6 19255 PMID: 26755335

Corcoran et al (2014) Dual effects of 5-HT(1a) receptor activation on breathing in neonatal mice. Pain 34 51 PMID: 24381267

Hughes et al (2013) Endogenous analgesic action of the pontospinal noradrenergic system spatially restricts and temporally delays the progression of neuropathic pain following tibial nerve injury. J Clin Invest 154 1680 PMID: 23707289

Zemkova et al (2011) Norepinephrine causes a biphasic change in mammalian pinealocye membrane potential: role of alpha1B-adrenoreceptors, phospholipase C, and Ca2+. Endocrinology 152 3842 PMID: 21828176

Tjen-A-Looi et al (2011) Central and peripheral mechanisms underlying gastric distention inhibitory reflex responses in hypercapnic-acidotic rats. Am J Physiol Heart Circ Physiol 300 H1003 PMID: 21217073


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