istradefylline and its Impurities

Istradefylline used as an add-on treatment to levodopa/carbidopa in adults with Parkinson's disease experiencing "off" episodes. It is sold under the brand name Nourianz. Reference standards of Istradefylline API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 16 results for istradefylline Impurities
Drug Reference Standards & Impurity Synthesis in India
PA STI 028270

4-Desmethyl Istradefylline-d3,13C

4-Desmethyl Istradefylline-d3,13C

  • Catalogue No.:PA STI 028270

  • CAS :

    NA

  • Molecular Formula : C1813CH19D3N4O4

  • Molecular Weight : 374.41

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1360000

Istradefylline

Istradefylline

  • Catalogue No.:PA 09 1360000

  • CAS :

    155270-99-8

  • Molecular Formula : C20H24N4O4

  • Molecular Weight : 384.44

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361000

8,8'-((1R,2R,3S,4S)-2,4-Bis(3,4-dimethoxyphenyl)cyclobutane-1,3-diyl)bis(1,3-diethyl-7-methyl-3,7-dihydro-1H-purine-2,6-dione)

rel-8,8'-((1R,2R,3S,4S)-2,4-Bis(3,4-dimethoxyphenyl)cyclobutane-1,3-diyl)bis(1,3-diethyl-7-methyl-3,7-dihydro-1H-purine-2,6-dione)

  • Catalogue No.:PA 09 1361000

  • CAS :

    702697-27-6

  • Molecular Formula : C40H48N8O8

  • Molecular Weight : 768.87

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361001

(E)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-3,7-dihydro-1H-purine-2,6-dione

(E)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 09 1361001

  • CAS :

    155270-98-7

  • Molecular Formula : C19H22N4O4

  • Molecular Weight : 370.41

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361002

(E)-8-(3,4-Dimethoxystyryl)-1,3,7-triethyl-3,7-dihydro-1H-purine-2,6-dione

(E)-8-(3,4-Dimethoxystyryl)-1,3,7-triethyl-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 09 1361002

  • CAS :

    NA

  • Molecular Formula : C21H26N4O4

  • Molecular Weight : 398.46

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361003

(Z)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-7-methyl-3,7-dihydro-1H-purine-2,6-dione

(Z)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-7-methyl-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 09 1361003

  • CAS :

    606080-73-3

  • Molecular Formula : C20H24N4O4

  • Molecular Weight : 384.44

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361004

5,6-Diamino-1,3-diethylpyrimidine-2,4(1H,3H)-dione Hydrochloride

5,6-Diamino-1,3-diethylpyrimidine-2,4(1H,3H)-dione Hydrochloride

  • Catalogue No.:PA 09 1361004

  • CAS :

    1785764-26-2

  • Molecular Formula : C8H15ClN4O2

  • Molecular Weight : 234.68

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361005

(E)-N-(6-Amino-1,3-diethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-3-(3,4-dimethoxyphenyl)acrylamide

(E)-N-(6-Amino-1,3-diethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-3-(3,4-dimethoxyphenyl)acrylamide

  • Catalogue No.:PA 09 1361005

  • CAS :

    187393-68-6

  • Molecular Formula : C19H24N4O5

  • Molecular Weight : 388.42

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361006

(E)-N-(1,3-Diethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)-3-(3,4-dimethoxyphenyl)acrylamide

(E)-N-(1,3-Diethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)-3-(3,4-dimethoxyphenyl)acrylamide

  • Catalogue No.:PA 09 1361006

  • CAS :

    NA

  • Molecular Formula : C19H23N3O5

  • Molecular Weight : 373.41

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361007

(E)-N-(1,3-Diethyl-5-nitroso-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)-3-(3,4-dimethoxyphenyl)acrylamide

(E)-N-(1,3-Diethyl-5-nitroso-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)-3-(3,4-dimethoxyphenyl)acrylamide

  • Catalogue No.:PA 09 1361007

  • CAS :

    3049258-43-4

  • Molecular Formula : C19H22N4O6

  • Molecular Weight : 402.41

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361008

1,3-Diethyl-5,6-bis(methylamino)pyrimidine-2,4(1H,3H)-dione

1,3-Diethyl-5,6-bis(methylamino)pyrimidine-2,4(1H,3H)-dione

  • Catalogue No.:PA 09 1361008

  • CAS :

    NA

  • Molecular Formula : C10H18N4O2

  • Molecular Weight : 226.28

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361009

(E)-N-(1,3-Diethyl-6-(methylamino)-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-3-(3,4-dimethoxyphenyl)acrylamide

(E)-N-(1,3-Diethyl-6-(methylamino)-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-3-(3,4-dimethoxyphenyl)acrylamide

  • Catalogue No.:PA 09 1361009

  • CAS :

    NA

  • Molecular Formula : C20H26N4O5

  • Molecular Weight : 402.45

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361010

(E)-N-(1,3-Diethyl-6-(methylamino)-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-3-(3,4-dimethoxyphenyl)-N-methylacrylamide

(E)-N-(1,3-Diethyl-6-(methylamino)-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-3-(3,4-dimethoxyphenyl)-N-methylacrylamide

  • Catalogue No.:PA 09 1361010

  • CAS :

    NA

  • Molecular Formula : C21H28N4O5

  • Molecular Weight : 416.48

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361011

(E)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-9-methyl-3,9-dihydro-1H-purine-2,6-dione

(E)-8-(3,4-Dimethoxystyryl)-1,3-diethyl-9-methyl-3,9-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 09 1361011

  • CAS :

    1453190-01-6

  • Molecular Formula : C20H24N4O4

  • Molecular Weight : 384.44

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361012

(E)-N-(6-Amino-1,3-diethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-3-(3,4-dimethoxyphenyl)-N-((E)-3-(3,4-dimethoxyphenyl)acryloyl)acrylamide

(E)-N-(6-Amino-1,3-diethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-3-(3,4-dimethoxyphenyl)-N-((E)-3-(3,4-dimethoxyphenyl)acryloyl)acrylamide

  • Catalogue No.:PA 09 1361012

  • CAS :

    NA

  • Molecular Formula : C30H34N4O8

  • Molecular Weight : 578.62

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Drug Reference Standards & Impurity Synthesis in India
PA 09 1361013

(2E,2'E)-N,N'-(1,3-Diethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4,5-diyl)bis(3-(3,4-dimethoxyphenyl)acrylamide)

(2E,2'E)-N,N'-(1,3-Diethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4,5-diyl)bis(3-(3,4-dimethoxyphenyl)acrylamide)

  • Catalogue No.:PA 09 1361013

  • CAS :

    NA

  • Molecular Formula : C30H34N4O8

  • Molecular Weight : 578.62

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