doxazosin and its Impurities

A mesylate form of Doxazocin, which is an α1-selective alpha blocker, Doxazocin is used for the treatment of high blood pressure. It is a derivative of quinazoline.. Reference standards of Doxazosin API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 26 results for doxazosin Impurities
PA 04 43000

Doxazosin

Doxazosin

  • Catalogue No.:PA 04 43000

  • CAS :

    74191-85-8

  • Molecular Formula : C23H25N5O5

  • Molecular Weight : 451.48

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PA 04 44510

Doxazosin Mesylate - Impurity B (Freebase)

[(2RS)-2,3-Dihydro-1,4-benzodioxin-2-yl](piperazin-1-yl)methanone

  • Catalogue No.:PA 04 44510

  • CAS :

    70918-00-2

  • Molecular Formula : C13H16N2O3

  • Molecular Weight : 248.28

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PA STI 010620

1-(1,4-Benzodioxan-2-ylcarbonyl)piperazine-d8

1-(1,4-Benzodioxan-2-ylcarbonyl)piperazine-d8

  • Catalogue No.:PA STI 010620

  • CAS :

    1006717-20-9

  • Molecular Formula : C13H8D8N2O3

  • Molecular Weight : 256.33

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PA STI 036310

Doxazosin-d8 Hydrochloride

Doxazosin-d8 Hydrochloride

  • Catalogue No.:PA STI 036310

  • CAS :

    1219803-95-8

  • Molecular Formula : C23H18D8ClN5O5

  • Molecular Weight : 495.99

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PA USP1225452

Doxazosin Related Compound C (2-chloro-4-amino-6,7-dimethoxyquinazoline) (1225452)

Doxazosin Related Compound C (2-chloro-4-amino-6,7-dimethoxyquinazoline) (1225452)

  • Catalogue No.:PA USP1225452

  • CAS :

    23680-84-4

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1225474

Doxazosin Related Compound E (2,4-dichloro-6,7-dimethoxyquinazoline) (1225474)

Doxazosin Related Compound E (2,4-dichloro-6,7-dimethoxyquinazoline) (1225474)

  • Catalogue No.:PA USP1225474

  • CAS :

    27631-29-4

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1225441

Doxazosin Related Compound B (6,7-dimethoxyquinazoline-2,4-dione) (1225441)

Doxazosin Related Compound B (6,7-dimethoxyquinazoline-2,4-dione) (1225441)

  • Catalogue No.:PA USP1225441

  • CAS :

    28888-44-0

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1225463

Doxazosin Related Compound D (1,4-benzodioxane-2-carboxylic acid) (1225463)

Doxazosin Related Compound D (1,4-benzodioxane-2-carboxylic acid) (1225463)

  • Catalogue No.:PA USP1225463

  • CAS :

    3663-80-7

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1225485

Doxazosin Related Compound F (N,N'-bis(1,4-benzodioxane-2-carbonyl)piperazine) (1225485)

Doxazosin Related Compound F (N,N'-bis(1,4-benzodioxane-2-carbonyl)piperazine) (1225485)

  • Catalogue No.:PA USP1225485

  • CAS :

    617677-53-9

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1225420

Doxazosin Related Compound A (N-(1,4-benzodioxane-2-carbonyl)piperazine hydrochloride) (1225420)

Doxazosin Related Compound A (N-(1,4-benzodioxane-2-carbonyl)piperazine hydrochloride) (1225420)

  • Catalogue No.:PA USP1225420

  • CAS :

    70918-74-0

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA USP1225419

Doxazosin Mesylate (1225419)

Doxazosin Mesylate (1225419)

  • Catalogue No.:PA USP1225419

  • CAS :

    77883-43-3

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPY0000553

Doxazosin mesilate (Y0000553)

Doxazosin mesilate (Y0000553)

  • Catalogue No.:PA EPY0000553

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPY0000551

Doxazosin impurity D (Y0000551)

Doxazosin impurity D (Y0000551)

  • Catalogue No.:PA EPY0000551

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPY0000552

Doxazosin impurity F (Y0000552)

Doxazosin impurity F (Y0000552)

  • Catalogue No.:PA EPY0000552

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA JP0064

Doxazosin Mesilate (JP 0064)

Doxazosin Mesilate (JP 0064)

  • Catalogue No.:PA JP0064

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PAI 04 017010

2,3-Dihydro-1,4-benzodioxin-2-carboxylic Acid Ethyl Ester

2,3-Dihydro-1,4-benzodioxin-2-carboxylic Acid Ethyl Ester

  • Catalogue No.:PAI 04 017010

  • CAS :

    4739-94-0

  • Molecular Formula : C11H12O4

  • Molecular Weight : 208.21

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PA 04 44520

7'-Hydroxy Doxazosin

7'-Hydroxy Doxazosin

  • Catalogue No.:PA 04 44520

  • CAS :

    102932-28-5

  • Molecular Formula : C23H25N5O6

  • Molecular Weight : 467.48

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PA STI 088326

(±)-Doxazosin-d8 (piperazine-d8)

(±)-Doxazosin-d8 (piperazine-d8)

  • Catalogue No.:PA STI 088326

  • CAS :

    1126848-44-9

  • Molecular Formula : C23H17D8N5O5

  • Molecular Weight : 459.53

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PA 04 0431000

7-Hydroxy Doxazosin

7-Hydroxy Doxazosin

  • Catalogue No.:PA 04 0431000

  • CAS :

    102932-25-2

  • Molecular Formula : C22H23N5O5

  • Molecular Weight : 437.46

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PA 04 0431001

6-Hydroxy Doxazosin

6-Hydroxy Doxazosin

  • Catalogue No.:PA 04 0431001

  • CAS :

    102932-26-3

  • Molecular Formula : C22H23N5O5

  • Molecular Weight : 437.46

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PA 04 0431002

6’-Hydroxy Doxazosin

6’-Hydroxy Doxazosin

  • Catalogue No.:PA 04 0431002

  • CAS :

    102932-29-6

  • Molecular Formula : C23H25N5O6

  • Molecular Weight : 467.48

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PA 04 0441000

(S)-(+)-Doxazosin

(S)-(+)-Doxazosin

  • Catalogue No.:PA 04 0441000

  • CAS :

    104874-86-4

  • Molecular Formula : C23H25N5O5

  • Molecular Weight : 451.48

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PA 04 0431003

1-(4-(4-Amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl)ethanone

1-(4-(4-Amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl)ethanone

  • Catalogue No.:PA 04 0431003

  • CAS :

    695217-74-4

  • Molecular Formula : C16H21N5O3

  • Molecular Weight : 331.38

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PA 04 0431004

N-(2-((4-Amino-6,7-dimethoxyquinazolin-2-yl)amino)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide

N-(2-((4-Amino-6,7-dimethoxyquinazolin-2-yl)amino)ethyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide

  • Catalogue No.:PA 04 0431004

  • CAS :

    740066-32-4

  • Molecular Formula : C21H23N5O5

  • Molecular Weight : 425.45

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PA 04 0431005

(2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)(4-nitrosopiperazin-1-yl)methanone

(2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)(4-nitrosopiperazin-1-yl)methanone

  • Catalogue No.:PA 04 0431005

  • CAS :

    NA

  • Molecular Formula : C13H15N3O4

  • Molecular Weight : 277.28

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PA BP 1301

Doxazosin Impurity Standard (1301)

Doxazosin Impurity Standard (1301)

  • Catalogue No.:PA BP 1301

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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CPHI INDIA- 28, 30 November