Ensifentrine and its Impurities

Ensifentrine, sold under the brand name Ohtuvayre, is a medication used for the treatment of chronic obstructive pulmonary disease. A drug used to treat a chronic inflammatory lung disease in adults that causes obstructed airflow. Reference standards of Ensifentrine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 21 results for Ensifentrine Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 05 2270000

Ensifentrine

Ensifentrine

  • Catalogue No.:PA 05 2270000

  • CAS :

    1884461-72-6

  • Molecular Formula : C26H31N5O4

  • Molecular Weight : 477.57

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271000

2-(Mesitylamino)-9,10-dimethoxy-6,7-dihydro-4H-pyrimido[6,1-a]isoquinolin-4-one

2-(Mesitylamino)-9,10-dimethoxy-6,7-dihydro-4H-pyrimido[6,1-a]isoquinolin-4-one

  • Catalogue No.:PA 05 2271000

  • CAS :

    76536-66-8

  • Molecular Formula : C23H25N3O3

  • Molecular Weight : 391.47

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Drug Reference Standards & Impurity Synthesis in India
PA STI 089850

Ensifentrine-D6

Ensifentrine-D6

  • Catalogue No.:PA STI 089850

  • CAS :

    NA

  • Molecular Formula : C26H25D6N5O4

  • Molecular Weight : 483.6

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271001

9-Hydroxy Ensifentrine Impurity

9-Hydroxy Ensifentrine Impurity

  • Catalogue No.:PA 05 2271001

  • CAS :

    3067475-18-4

  • Molecular Formula : C25H29N5O4

  • Molecular Weight : 463.54

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271002

10-Hydroxy Ensifentrine Impurity

10-Hydroxy Ensifentrine Impurity

  • Catalogue No.:PA 05 2271002

  • CAS :

    3067475-19-5

  • Molecular Formula : C25H29N5O4

  • Molecular Weight : 463.54

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271003

1-(3,4-Dimethoxyphenethyl)pyrimidine-2,4,6(1H,3H,5H)-trione

1-(3,4-Dimethoxyphenethyl)pyrimidine-2,4,6(1H,3H,5H)-trione

  • Catalogue No.:PA 05 2271003

  • CAS :

    75535-95-4

  • Molecular Formula : C14H16N2O5

  • Molecular Weight : 292.29

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271004

Ensifentrine Isoindole-1,3-dione Impurity

Ensifentrine Isoindole-1,3-dione Impurity

  • Catalogue No.:PA 05 2271004

  • CAS :

    3046226-90-5

  • Molecular Formula : C33H32N4O5

  • Molecular Weight : 564.64

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271005

N-Nitroso Ensifentrine

N-Nitroso Ensifentrine

  • Catalogue No.:PA 05 2271005

  • CAS :

    NA

  • Molecular Formula : C26H30N6O5

  • Molecular Weight : 506.56

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271006

Ensifentrine Dimer Impurity

Ensifentrine Dimer Impurity

  • Catalogue No.:PA 05 2271006

  • CAS :

    3067475-16-2

  • Molecular Formula : C51H58N8O7

  • Molecular Weight : 895.07

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271007

(E/Z)-Ensifentrine

(E/Z)-Ensifentrine

  • Catalogue No.:PA 05 2271007

  • CAS :

    298680-25-8

  • Molecular Formula : C26H31N5O4

  • Molecular Weight : 477.57

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271008

1-(4-Hydroxy-3-methoxyphenethyl)pyrimidine-2,4,6(1H,3H,5H)-trione

1-(4-Hydroxy-3-methoxyphenethyl)pyrimidine-2,4,6(1H,3H,5H)-trione

  • Catalogue No.:PA 05 2271008

  • CAS :

    NA

  • Molecular Formula : C13H14N2O5

  • Molecular Weight : 278.26

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271009

1-(3-Hydroxy-4-methoxyphenethyl)pyrimidine-2,4,6(1H,3H,5H)-trione

1-(3-Hydroxy-4-methoxyphenethyl)pyrimidine-2,4,6(1H,3H,5H)-trione

  • Catalogue No.:PA 05 2271009

  • CAS :

    NA

  • Molecular Formula : C13H14N2O5

  • Molecular Weight : 278.26

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271010

(E)-3-(2-Aminoethyl)-2-(mesitylimino)-9,10-dimethoxy-2,3,6,7-tetrahydro-4H-pyrimido[6,1-a]isoquinolin-4-one

(E)-3-(2-Aminoethyl)-2-(mesitylimino)-9,10-dimethoxy-2,3,6,7-tetrahydro-4H-pyrimido[6,1-a]isoquinolin-4-one

  • Catalogue No.:PA 05 2271010

  • CAS :

    3046226-91-6

  • Molecular Formula : C25H30N4O3

  • Molecular Weight : 434.54

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271011

(E)-1-(2-(10-Hydroxy-2-(mesitylimino)-9-methoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl)ethyl)urea

(E)-1-(2-(10-Hydroxy-2-(mesitylimino)-9-methoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl)ethyl)urea

  • Catalogue No.:PA 05 2271011

  • CAS :

    NA

  • Molecular Formula : C25H29N5O4

  • Molecular Weight : 463.54

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271012

(E)-1-(2-(9-Hydroxy-2-(mesitylimino)-10-methoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl)ethyl)urea

(E)-1-(2-(9-Hydroxy-2-(mesitylimino)-10-methoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl)ethyl)urea

  • Catalogue No.:PA 05 2271012

  • CAS :

    NA

  • Molecular Formula : C25H29N5O4

  • Molecular Weight : 463.54

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271013

(E)-2-(Mesitylimino)-9,10-dimethoxy-2,3,6,7-tetrahydro-4H-pyrimido[6,1-a]isoquinolin-4-one

(E)-2-(Mesitylimino)-9,10-dimethoxy-2,3,6,7-tetrahydro-4H-pyrimido[6,1-a]isoquinolin-4-one

  • Catalogue No.:PA 05 2271013

  • CAS :

    3082769-57-8

  • Molecular Formula : C23H25N3O3

  • Molecular Weight : 391.47

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271014

Ensifentrine Biuret Impurity

Ensifentrine Biuret Impurity

  • Catalogue No.:PA 05 2271014

  • CAS :

    NA

  • Molecular Formula : C27H32N6O5

  • Molecular Weight : 520.59

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271015

1,3-Bis(2-((E)-2-(mesitylimino)-9,10-dimethoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl)ethyl)urea

1,3-Bis(2-((E)-2-(mesitylimino)-9,10-dimethoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl)ethyl)urea

  • Catalogue No.:PA 05 2271015

  • CAS :

    NA

  • Molecular Formula : C51H58N8O7

  • Molecular Weight : 895.07

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271016

3-(2-Aminoethyl)-2-(mesitylimino)-9,10-dimethoxy-2,3,6,7-tetrahydro-4H-pyrimido[6,1-a]isoquinolin-4-one

3-(2-Aminoethyl)-2-(mesitylimino)-9,10-dimethoxy-2,3,6,7-tetrahydro-4H-pyrimido[6,1-a]isoquinolin-4-one

  • Catalogue No.:PA 05 2271016

  • CAS :

    298680-39-4

  • Molecular Formula : C25H30N4O3

  • Molecular Weight : 434.54

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271017

2-(2-(2-(Mesitylimino)-9,10-dimethoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl)ethyl)isoindoline-1,3-dione

2-(2-(2-(Mesitylimino)-9,10-dimethoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl)ethyl)isoindoline-1,3-dione

  • Catalogue No.:PA 05 2271017

  • CAS :

    298680-38-3

  • Molecular Formula : C33H32N4O5

  • Molecular Weight : 564.64

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Drug Reference Standards & Impurity Synthesis in India
PA 05 2271018

(E)-1-(2-(9,10-Dimethoxy-4-oxo-2-((2,4,5-trimethylphenyl)imino)-6,7-dihydro-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl)ethyl)urea

(E)-1-(2-(9,10-Dimethoxy-4-oxo-2-((2,4,5-trimethylphenyl)imino)-6,7-dihydro-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl)ethyl)urea

  • Catalogue No.:PA 05 2271018

  • CAS :

    NA

  • Molecular Formula : C26H31N5O4

  • Molecular Weight : 477.57

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