Efficient synthesis of impurity-C of antimigraine agent rizatriptan benzoate

C Pramanik, R Bhumkar, G Karhade…

Index: Organic Process Research and Development, , vol. 16, # 3 p. 507 - 511

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Citation Number: 2

Abstract

... Organic Process Research & Development. ... and few of them have been synthesized.(4) Recently, the US Pharmacopeia reported a new process related impurity ... The combined organic layer was dried over anhydrous sodium sulfate and filtered; solvent was evaporated to obtain ...

 Related Synthetic Route
4-(1H-1,2,4-Triazol-1-ylmethyl)aniline Structure

119192-10-8

4-(1H-1,2,4-Tri...

~90%

2-iodo-4-(1,2,4-triazol-1-ylmethyl)aniline Structure

160194-26-3

2-iodo-4-(1,2,4...

4-((1H-1,2,4-triazol-1-yl)methyl)-2-(4-(tetrahydro-2H-pyran-2-yloxy)but-1-ynyl)benzenamine Structure

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4-((1H-1,2,4-tr...

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N,N-dimethyl-2-[5-(1,2,4-triazol-1-ylmethyl)-1H-indol-2-yl]ethanamine Structure

208941-96-2

N,N-dimethyl-2-...

tert-butyl 4-((1H-1,2,4-triazol-1-yl)-methyl)-2-(4-(tetrahydro-2H-pyran-2-yloxy)but-1-ynyl)-phenylcarbamate Structure

1364692-00-1

tert-butyl 4-((...

~%

N,N-dimethyl-2-[5-(1,2,4-triazol-1-ylmethyl)-1H-indol-2-yl]ethanamine Structure

208941-96-2

N,N-dimethyl-2-...

Tert-butyl 2-[2-(oxan-2-yloxy)ethyl]-5-(1,2,4-triazol-1-ylmethyl)indole-1-carboxylate Structure

1364692-08-9

Tert-butyl 2-[2...

~%

N,N-dimethyl-2-[5-(1,2,4-triazol-1-ylmethyl)-1H-indol-2-yl]ethanamine Structure

208941-96-2

N,N-dimethyl-2-...

tert-butyl 5-((1H-1,2,4-triazol-1-yl)-methyl)-2-(2-hydroxyethyl)-1H-indole-1-carboxylate Structure

1364692-16-9

tert-butyl 5-((...

~%

N,N-dimethyl-2-[5-(1,2,4-triazol-1-ylmethyl)-1H-indol-2-yl]ethanamine Structure

208941-96-2

N,N-dimethyl-2-...

N/A Structure

1364692-24-9

N/A

~%

N,N-dimethyl-2-[5-(1,2,4-triazol-1-ylmethyl)-1H-indol-2-yl]ethanamine Structure

208941-96-2

N,N-dimethyl-2-...

4-(1H-1,2,4-Triazol-1-ylmethyl)aniline Structure

119192-10-8

4-(1H-1,2,4-Tri...

~%

N,N-dimethyl-2-[5-(1,2,4-triazol-1-ylmethyl)-1H-indol-2-yl]ethanamine Structure

208941-96-2

N,N-dimethyl-2-...

2-iodo-4-(1,2,4-triazol-1-ylmethyl)aniline Structure

160194-26-3

2-iodo-4-(1,2,4...

~%

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