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 18 results for Ensifentrine Impurities
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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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