Prazosin Hydrochloride-impurities | Pharmaffiliates

prazosin hydrochloride and its Impurities

An α1-blocker which is used in the treatment of high blood pressure and anxiety. Prazosin is a sympatholytic drug and shows an inverse agonist at alpha-1 adrenergic receptors.Reference standards of Prazosin Hydrochloride API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 8 results for prazosin hydrochloride Impurities
PA 16 43000

Prazosin Hydrochloride - API Standards

Prazosin Hydrochloride


  • Catalogue No.:PA 16 43000

  • CAS :

    19237-84-4

  • Molecular Formula : C19H22ClN5O4

  • Molecular Weight : 419.86

PA 16 43010

Prazosin Hydrochloride - Impurity A

2-Chloro-6,7-dimethoxyquinazolin-4-amine


  • Catalogue No.:PA 16 43010

  • CAS :

    23680-84-4

  • Molecular Formula : C10H10ClN3O2

  • Molecular Weight : 239.66

PA 16 43020

Prazosin Hydrochloride - Impurity B

1,4-Bis(furan-2-ylcarbonyl)piperazine


  • Catalogue No.:PA 16 43020

  • CAS :

    31350-27-3

  • Molecular Formula : C14H14N2O4

  • Molecular Weight : 274.27

PA 16 43030

Prazosin Hydrochloride - Impurity C

6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine


  • Catalogue No.:PA 16 43030

  • CAS :

    60547-97-9

  • Molecular Formula : C14H19N5O2

  • Molecular Weight : 289.33

PA 16 43040

Prazosin Hydrochloride - Impurity D

1-(Furan-2-ylcarbonyl)piperazine


  • Catalogue No.:PA 16 43040

  • CAS :

    40172-95-0

  • Molecular Formula : C9H12N2O2

  • Molecular Weight : 180.2

PA 16 43050

Prazosin Hydrochloride - Impurity E

2,2′-(Piperazin-1,4-diyl)bis(6,7-dimethoxyquinazolin-4-amine)


  • Catalogue No.:PA 16 43050

  • CAS :

    102839-00-9

  • Molecular Formula : C24H28N8O4

  • Molecular Weight : 492.53

PA 16 43031

Prazosin Hydrochloride - Impurity C (Dihydrochloride Salt)

6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine Dihydrochloride


  • Catalogue No.:PA 16 43031

  • CAS :

    60548-08-5

  • Molecular Formula : C14H21Cl2N5O2

  • Molecular Weight : 362.26

PA 16 43051

Prazosin Hydrochloride - Impurity E (Dihydrochloride Salt)

2,2'-(Piperazin-1,4-diyl)bis- (6,7-dimethoxyquinazolin-4-amine) Dihydrochloride


  • Catalogue No.:PA 16 43051

  • CAS :

    1486464-41-8

  • Molecular Formula : C24H30Cl2N8O4

  • Molecular Weight : 565.46