Rimegepant and its Impurities

Rimegepant, sold under the brand name Nurtec ODT among others, is a medication for the acute treatment of migraine with or without aura in adults and preventative treatment of episodic migraine in adults. Reference standards of Rimegepant API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 35 results for Rimegepant Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 18 1380000

Rimegepant

Rimegepant

  • Catalogue No.:PA 18 1380000

  • CAS :

    1289023-67-1

  • Molecular Formula : C28H28F2N6O3

  • Molecular Weight : 534.57

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381000

(R)-9-((Triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-one

(R)-9-((Triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-one

  • Catalogue No.:PA 18 1381000

  • CAS :

    1190363-45-1

  • Molecular Formula : C19H31NO2Si

  • Molecular Weight : 333.55

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381001

tert-Butyl 4-((2-aminopyridin-3-yl)amino)piperidine-1-carboxylate

tert-Butyl 4-((2-aminopyridin-3-yl)amino)piperidine-1-carboxylate

  • Catalogue No.:PA 18 1381001

  • CAS :

    781649-86-3

  • Molecular Formula : C15H24N4O2

  • Molecular Weight : 292.38

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381002

(6R,9S)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-one

(6R,9S)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-one

  • Catalogue No.:PA 18 1381002

  • CAS :

    1397526-11-2

  • Molecular Formula : C25H33F2NO2Si

  • Molecular Weight : 445.63

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381003

1-(Piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one

1-(Piperidin-4-yl)-1H-imidazo[4,5-b]pyridin-2(3H)-one

  • Catalogue No.:PA 18 1381003

  • CAS :

    185961-99-3

  • Molecular Formula : C11H14N4O

  • Molecular Weight : 218.26

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381004

1,3-Dihydro-1-[1-(1H-imidazol-1-ylcarbonyl)-4-piperidinyl]-2H-imidazo[4,5-b]pyridin-2-one

1,3-Dihydro-1-[1-(1H-imidazol-1-ylcarbonyl)-4-piperidinyl]-2H-imidazo[4,5-b]pyridin-2-one

  • Catalogue No.:PA 18 1381004

  • CAS :

    1373116-06-3

  • Molecular Formula : C15H16N6O2

  • Molecular Weight : 312.33

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381005

(6R,9R)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-one

(6R,9R)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-one

  • Catalogue No.:PA 18 1381005

  • CAS :

    1397526-07-6

  • Molecular Formula : C25H33F2NO2Si

  • Molecular Weight : 445.63

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381006

(5R,6S,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol

(5R,6S,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol

  • Catalogue No.:PA 18 1381006

  • CAS :

    NA

  • Molecular Formula : C16H16F2N2O

  • Molecular Weight : 290.31

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381007

(5S,6R,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol

(5S,6R,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol

  • Catalogue No.:PA 18 1381007

  • CAS :

    NA

  • Molecular Formula : C16H16F2N2O

  • Molecular Weight : 290.31

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381008

(5R,6R,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol

(5R,6R,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol

  • Catalogue No.:PA 18 1381008

  • CAS :

    NA

  • Molecular Formula : C16H16F2N2O

  • Molecular Weight : 290.31

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381009

(5R,6R,9S)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

(5R,6R,9S)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

  • Catalogue No.:PA 18 1381009

  • CAS :

    NA

  • Molecular Formula : C28H28F2N6O3

  • Molecular Weight : 534.57

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381010

(5R,6S,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

(5R,6S,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

  • Catalogue No.:PA 18 1381010

  • CAS :

    NA

  • Molecular Formula : C28H28F2N6O3

  • Molecular Weight : 534.57

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Drug Reference Standards & Impurity Synthesis in India
PA STI 089472

Rimegepant-D4

Rimegepant-D4

  • Catalogue No.:PA STI 089472

  • CAS :

    NA

  • Molecular Formula : C28H24D4F2N6O3

  • Molecular Weight : 538.59

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381011

(5S,6S,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol

(5S,6S,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol

  • Catalogue No.:PA 18 1381011

  • CAS :

    1373116-05-2

  • Molecular Formula : C16H16F2N2O

  • Molecular Weight : 290.31

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381012

(5S,6R,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

(5S,6R,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

  • Catalogue No.:PA 18 1381012

  • CAS :

    NA

  • Molecular Formula : C28H28F2N6O3

  • Molecular Weight : 534.57

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381013

rel-(5R,6R,9S)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

rel-(5R,6R,9S)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

  • Catalogue No.:PA 18 1381013

  • CAS :

    2985337-95-7

  • Molecular Formula : C28H28F2N6O3

  • Molecular Weight : 534.57

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381014

1-(Piperidin-4-yl)-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one Dihydrochloride

1-(Piperidin-4-yl)-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one Dihydrochloride

  • Catalogue No.:PA 18 1381014

  • CAS :

    781649-84-1

  • Molecular Formula : C11H16Cl2N4O

  • Molecular Weight : 291.18

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381015

(5S,6S,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol Dihydrochloride

(5S,6S,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-ol Dihydrochloride

  • Catalogue No.:PA 18 1381015

  • CAS :

    1373116-07-4

  • Molecular Formula : C16H18Cl2F2N2O

  • Molecular Weight : 363.23

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381016

(5S,6S,9R)-5-Amino-6-(2-fluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

(5S,6S,9R)-5-Amino-6-(2-fluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

  • Catalogue No.:PA 18 1381016

  • CAS :

    NA

  • Molecular Formula : C28H29FN6O3

  • Molecular Weight : 516.58

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381017

(5S,6S,9R)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-amine

(5S,6S,9R)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-amine

  • Catalogue No.:PA 18 1381017

  • CAS :

    1289024-42-5

  • Molecular Formula : C25H36F2N2OSi

  • Molecular Weight : 446.66

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381018

(6S,9S)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-6-ol

(6S,9S)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-6-ol

  • Catalogue No.:PA 18 1381018

  • CAS :

    1289024-19-6

  • Molecular Formula : C25H35F2NO2Si

  • Molecular Weight : 447.64

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381019

(5R,6R,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

(5R,6R,9R)-5-Amino-6-(2,3-difluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

  • Catalogue No.:PA 18 1381019

  • CAS :

    NA

  • Molecular Formula : C28H28F2N6O3

  • Molecular Weight : 534.57

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381020

(6S,9R)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-imine

(6S,9R)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-imine

  • Catalogue No.:PA 18 1381020

  • CAS :

    3005977-55-6

  • Molecular Formula : C25H34F2N2OSi

  • Molecular Weight : 444.64

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381021

(S)-9-((Triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-one

(S)-9-((Triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-one

  • Catalogue No.:PA 18 1381021

  • CAS :

    1289024-11-8

  • Molecular Formula : C19H31NO2Si

  • Molecular Weight : 333.55

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381022

1-(1-Nitrosopiperidin-4-yl)-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one

1-(1-Nitrosopiperidin-4-yl)-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one

  • Catalogue No.:PA 18 1381022

  • CAS :

    NA

  • Molecular Formula : C11H13N5O2

  • Molecular Weight : 247.26

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381023

Dimethyl 5,9-dihydroxy-7H-cyclohepta[b]pyridine-6,8-dicarboxylate

Dimethyl 5,9-dihydroxy-7H-cyclohepta[b]pyridine-6,8-dicarboxylate

  • Catalogue No.:PA 18 1381023

  • CAS :

    39713-36-5

  • Molecular Formula : C14H13NO6

  • Molecular Weight : 291.26

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381024

3,3'-(Carbonylbis(piperidine-1,3-diyl))bis(1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one)

3,3'-(Carbonylbis(piperidine-1,3-diyl))bis(1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one)

  • Catalogue No.:PA 18 1381024

  • CAS :

    2871379-37-0

  • Molecular Formula : C23H26N8O3

  • Molecular Weight : 462.51

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381025

N-(2-Aminopyridin-3-yl)-N-(1-nitrosopiperidin-4-yl)nitrous amide

N-(2-Aminopyridin-3-yl)-N-(1-nitrosopiperidin-4-yl)nitrous amide

  • Catalogue No.:PA 18 1381025

  • CAS :

    NA

  • Molecular Formula : C10H14N6O2

  • Molecular Weight : 250.26

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381026

N3-(1-Nitrosopiperidin-4-yl)pyridine-2,3-diamine

N3-(1-Nitrosopiperidin-4-yl)pyridine-2,3-diamine

  • Catalogue No.:PA 18 1381026

  • CAS :

    NA

  • Molecular Formula : C10H15N5O

  • Molecular Weight : 221.26

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381027

tert-Butyl 4-((2-aminopyridin-3-yl)(nitroso)amino)piperidine-1-carboxylate

tert-Butyl 4-((2-aminopyridin-3-yl)(nitroso)amino)piperidine-1-carboxylate

  • Catalogue No.:PA 18 1381027

  • CAS :

    NA

  • Molecular Formula : C15H23N5O3

  • Molecular Weight : 321.38

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381028

N-(2-Aminopyridin-3-yl)-N-(piperidin-4-yl)nitrous amide

N-(2-Aminopyridin-3-yl)-N-(piperidin-4-yl)nitrous amide

  • Catalogue No.:PA 18 1381028

  • CAS :

    NA

  • Molecular Formula : C10H15N5O

  • Molecular Weight : 221.26

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381029

(5S,6S,9R)-5-Amino-6-(3-fluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

(5S,6S,9R)-5-Amino-6-(3-fluorophenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-9-yl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

  • Catalogue No.:PA 18 1381029

  • CAS :

    NA

  • Molecular Formula : C28H29FN6O3

  • Molecular Weight : 516.58

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381030

Tert-butyl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

Tert-butyl 4-(2-oxo-2,3-dihydro-1H-imidazo[4,5-b]pyridin-1-yl)piperidine-1-carboxylate

  • Catalogue No.:PA 18 1381030

  • CAS :

    781649-87-4

  • Molecular Formula : C16H22N4O3

  • Molecular Weight : 318.38

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381031

Di-tert-butyl 4,4'-(pyridine-2,3-diylbis(azanediyl))bis(piperidine-1-carboxylate)

Di-tert-butyl 4,4'-(pyridine-2,3-diylbis(azanediyl))bis(piperidine-1-carboxylate)

  • Catalogue No.:PA 18 1381031

  • CAS :

    1356400-55-9

  • Molecular Formula : C25H41N5O4

  • Molecular Weight : 475.63

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Drug Reference Standards & Impurity Synthesis in India
PA 18 1381032

(5S,6S,9R)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-amine Dihydrochloride

(5S,6S,9R)-6-(2,3-Difluorophenyl)-9-((triisopropylsilyl)oxy)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-5-amine Dihydrochloride

  • Catalogue No.:PA 18 1381032

  • CAS :

    1373116-04-1

  • Molecular Formula : C25H38Cl2F2N2OSi

  • Molecular Weight : 519.57

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