Impurities
AY-0259-006
Doxazosin EP Impurity C
C22H22N2O6
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Active ingredient reference standard
Doxazosin
Material overview
Doxazosin (AY-0259-001) — active ingredient reference standard. CAS 74191-85-8, formula C23H25N5O5, molecular weight 451.48 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0259-001
- CAS number
- 74191-85-8
- Molecular formula
- C23H25N5O5
- Molecular weight
- 451.48 g/mol
- Category
- Active ingredient reference standard
- Chemical name
- (RS)-2-{4-[(2,3-Dihydro-1,4-benzodioxin-2-yl)carbonyl]piperazin-1-yl}-6,7-dimethoxyquinazolin-4-amine
- Synonyms
- 1-(4-Amino-6,7-dimethoxyquinazolin-2-yl)-4-[(2RS)-2,3-dihydro-1,4-benzodioxin-2-ylcarbonyl]piperazine
- SMILES
- NC1=NC(N2CCN(C(C3OC(C=CC=C4)=C4OC3)=O)CC2)=NC5=CC(OC)=C(OC)C=C15
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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AY-0259-005
Doxazosin EP Impurity A
C9H8O4
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Impurities
AY-0259-004
Doxazosin Related Compound G (HCl)
C10H12ClN3O3
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Impurities
AY-0259-003
Doxazosin EP Impurity B (HCl)
C13H16N2O3Cl
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API
AY-0259-002
Doxazosin Mesylate
C24H29N5O8S
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