Date published: 2026-2-13

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Naftopidil hydrochloride (CAS 57149-07-2 (free base))

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Alternate Names:
KT-611 hydrochloride
Application:
Naftopidil hydrochloride is an α1-AR adrenoceptor antagonist
CAS Number:
57149-07-2 (free base)
Purity:
≥98%
Molecular Weight:
428.96
Molecular Formula:
C24H28N2O3•HCl
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Naftopidil hydrochloride is an α1-AR adrenoceptor antagonist with only weak antagonism at post-junctional α2-AR receptors.


Naftopidil hydrochloride (CAS 57149-07-2 (free base)) References

  1. Pharmacological profile of the novel alpha-adrenoceptor antagonist KT-611 (naftopidil).  |  Muramatsu, I., et al. 1991. Jpn J Pharmacol. 55: 391-8. PMID: 1677438
  2. Radioreceptor assay for the determination of alpha 1-adrenoceptor-binding material in rat plasma following single oral administration of naftopidil.  |  Borbe, HO. and Peter, G. 1990. Arzneimittelforschung. 40: 253-6. PMID: 1971750
  3. Ethanol Dependence Abolishes Monoamine and GIRK (Kir3) Channel Inhibition of Orbitofrontal Cortex Excitability.  |  Nimitvilai, S., et al. 2017. Neuropsychopharmacology. 42: 1800-1812. PMID: 28139680
  4. Effects of monoamines on the intrinsic excitability of lateral orbitofrontal cortex neurons in alcohol-dependent and non-dependent female mice.  |  Nimitvilai, S., et al. 2018. Neuropharmacology. 137: 1-12. PMID: 29689260
  5. Trans-cinnamaldehyde protects against phenylephrine-induced cardiomyocyte hypertrophy through the CaMKII/ERK pathway.  |  Qian, D., et al. 2022. BMC Complement Med Ther. 22: 115. PMID: 35468773

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Naftopidil hydrochloride, 10 mg

sc-203151
10 mg
$55.00

Naftopidil hydrochloride, 50 mg

sc-203151A
50 mg
$175.00