4-[1-(4-methoxy-benzyl)-3-methyl-1H-pyrazolo[4,3-c]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester

Base Information

Chemical Name:4-[1-(4-methoxy-benzyl)-3-methyl-1H-pyrazolo[4,3-c]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester
CAS No.:1246349-93-8
Molecular Formula:C₂₅H₃₃N₅O₃
Molecular Weight:451.569
Hs Code.:

Synonyms:4-[1-(4-methoxy-benzyl)-3-methyl-1H-pyrazolo[4,3-c]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester

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Chemical Property of 4-[1-(4-methoxy-benzyl)-3-methyl-1H-pyrazolo[4,3-c]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester

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Technology Process of 4-[1-(4-methoxy-benzyl)-3-methyl-1H-pyrazolo[4,3-c]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester

There total 6 articles about 4-[1-(4-methoxy-benzyl)-3-methyl-1H-pyrazolo[4,3-c]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 60.0%

: 1246349-90-5
4-chloro-1-(4-methoxy-benzyl)-3-methyl-1H-pyrazolo[4,3-c]pyridine

: 87120-72-7
1-(tert-butoxycarbonyl)-4-aminopiperidine

: 1246349-93-8
4-[1-(4-methoxy-benzyl)-3-methyl-1H-pyrazolo[4,3-c]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester

Guidance literature:: With caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; palladium diacetate; In 1,4-dioxane; at 90 ℃; for 18h; Inert atmosphere;

Reference yield:

: 26452-80-2
2,4-dichloropyridine

: 1246349-93-8
4-[1-(4-methoxy-benzyl)-3-methyl-1H-pyrazolo[4,3-c]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 6 steps

1.1: n-butyllithium; diisopropylamine / tetrahydrofuran; hexane / 2.5 h / -78 °C

1.2: 1.5 h / -78 °C

2.1: tetrahydrofuran / -78 - 20 °C

3.1: 4-methylmorpholine N-oxide / dichloromethane / 0.25 h / Molecular sieves 4?

3.2: 2 h / 20 °C

4.1: hydrazine hydrate / 20 °C

5.1: potassium hydroxide / N,N-dimethyl-formamide / 20 °C / Inert atmosphere

6.1: caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl / palladium diacetate / 1,4-dioxane / 18 h / 90 °C / Inert atmosphere

With n-butyllithium; caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; hydrazine hydrate; 4-methylmorpholine N-oxide; diisopropylamine; potassium hydroxide; palladium diacetate; In tetrahydrofuran; 1,4-dioxane; hexane; dichloromethane; N,N-dimethyl-formamide;

Reference yield:

: 1246349-88-1
1-(2,4-dichloropyridin-3-yl)ethan-1-ol

: 1246349-93-8
4-[1-(4-methoxy-benzyl)-3-methyl-1H-pyrazolo[4,3-c]pyridin-4-ylamino]-piperidine-1-carboxylic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: 4-methylmorpholine N-oxide / dichloromethane / 0.25 h / Molecular sieves 4?

1.2: 2 h / 20 °C

2.1: hydrazine hydrate / 20 °C

3.1: potassium hydroxide / N,N-dimethyl-formamide / 20 °C / Inert atmosphere

4.1: caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl / palladium diacetate / 1,4-dioxane / 18 h / 90 °C / Inert atmosphere

With caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; hydrazine hydrate; 4-methylmorpholine N-oxide; potassium hydroxide; palladium diacetate; In 1,4-dioxane; dichloromethane; N,N-dimethyl-formamide;