| | Identification | Back Directory |  | [Name] 
 Terazosin EP IMpurity D
 |  | [CAS] 
 84050-21-5
 |  | [Synonyms] 
 Terazosin EP IMP D
 Terazosin Impurity D
 Terazosin EP IMpurity D
 1-(4-Amino-6,7-dimethoxyquinazolin-
 Terazosin Impurity 4(Terazosin EP Impurity D)
 1-(4-Amino-6,7- dimethoxyquinazolin-2-yl)-4-formylpiperazine Hydrochloride
 |  | [Molecular Formula] 
 C19H25N5O4
 |  | [MDL Number] 
 MFCD27967260
 |  | [MOL File] 
 84050-21-5.mol
 |  | [Molecular Weight] 
 387.433
 | 
 | Hazard Information | Back Directory |  | [Uses] 
 4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinecarboxaldehyde Hydrochloride (Terazosin EP Impurity D) is a pyrimidine derivative and a useful synthetic intermediate. Pyrimidine derivatives such as 4-amino-2-(4-cinnamoylpiperazino)-6,7-dimethoxyquinazol can be developed into antihypertensive agents.
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