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ChemicalBook--->CAS DataBase List--->102839-00-9

102839-00-9

102839-00-9 Structure

102839-00-9 Structure
IdentificationBack Directory
[Name]

2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine]
[CAS]

102839-00-9
[Synonyms]

Terazosin-006
Terazosin EP IMP E
Terazosin Impurity9
Prazosin EP Impurity E
Terazosin EP IMpurity E
Doxazosin Mesilate Impurity H
Doxazosin Mesilate EP Impurity H
Terazosin USP Related Compound C
Prazosin Hydrochloride Impurity E
Terazosin EP Impurity E (USP RC C)
Doxazosin EP Impurity H in salt form
Prazosin Hydrochloride EP Impurity E
Prazosin Impurity 5(Prazosin EP Impurity E)
Terazosin Hydrochloride Dihydrate Impurity E
Terazosin Impurity 5(Terazosin EP Impurity E)
Doxazosin Impurity 8(Doxazosin EP Impurity H)
Terazosin Hydrochloride Dihydrate EP Impurity E
1,4-Bis(4-amino-6,7-dimethoxy-2-quinazolinyl)piperazine
2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine]
2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMi...
4-Quinazolinamine, 2,2'-(1,4-piperazinediyl)bis[6,7-dimethoxy-
2,2''-(Piperazin-1,4-diyl)bis- (6,7-dimethoxyquinazolin-4-amine)
2,2'-(1,4-Piperazinediyl)bis[6,7-diMethoxy-4-quinazolinaMine] (Terazosin IMpurity)
Doxazosin EP Impurity H (Prazosin EP Impurity E/ Terazosin EP Impurity E/ Terazosin Related Compound C)
[Molecular Formula]

C24H28N8O4
[MDL Number]

MFCD00844357
[MOL File]

102839-00-9.mol
[Molecular Weight]

492.53
Chemical PropertiesBack Directory
[Melting point ]

>254°C (dec.)
[Boiling point ]

784.7±70.0 °C(Predicted)
[density ]

1.373±0.06 g/cm3(Predicted)
[storage temp. ]

Amber Vial, -20°C Freezer, Under inert atmosphere
[solubility ]

DMSO (Vey Slightly, Heated), Methanol (Very Slightly, Heated)
[form ]

neat
[pka]

6.82±0.50(Predicted)
[color ]

White to Light Yellow
[Stability:]

Light Sensitive
Safety DataBack Directory
[Symbol(GHS) ]


GHS08
[Signal word ]

Warning
[Hazard statements ]

H361-H373
[Precautionary statements ]

P201-P202-P281-P308+P313-P405-P501-P260-P314-P501
Hazard InformationBack Directory
[Uses]

2,2''-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine] (Terazosin EP Impurity E) is an impurity of selective alpha 1 antagonists: Terazosin (T105000) and Prazosin (P702325).
[Uses]

An impurity of selective alpha 1 antagonists: Terazosin (T105000) and Prazosin (P702325).
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