3-bromo-N-(4-cyanophenyl)-N-cyclopropylpyrazolo[1,5-a]pyridine-5-carboxamide

Base Information

• Chemical Name: 3-bromo-N-(4-cyanophenyl)-N-cyclopropylpyrazolo[1,5-a]pyridine-5-carboxamide
• CAS No.: 1610612-58-2
• Molecular Formula: C₁₈H₁₃BrN₄O
• Molecular Weight: 381.231
• Mol file: 1610612-58-2.mol

Synonyms:3-bromo-N-(4-cyanophenyl)-N-cyclopropylpyrazolo[1,5-a]pyridine-5-carboxamide

Chemical Property of 3-bromo-N-(4-cyanophenyl)-N-cyclopropylpyrazolo[1,5-a]pyridine-5-carboxamide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3-bromo-N-(4-cyanophenyl)-N-cyclopropylpyrazolo[1,5-a]pyridine-5-carboxamide

There total 8 articles about 3-bromo-N-(4-cyanophenyl)-N-cyclopropylpyrazolo[1,5-a]pyridine-5-carboxamide 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:

4-(cyclopropylamino)benzonitrile (1019607-55-6) + C8H4BrClN2O (1610612-27-5) → 3-bromo-N-(4-cyanophenyl)-N-cyclopropylpyrazolo[1,5-a]pyridine-5-carboxamide (1610612-58-2)

Guidance literature:

With N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 ℃; for 48h;

Reference yield:

3-bromopyrazolo[1,5-a]pyridine-5-carboxylic acid (876379-79-2) → 3-bromo-N-(4-cyanophenyl)-N-cyclopropylpyrazolo[1,5-a]pyridine-5-carboxamide (1610612-58-2)

Guidance literature:

Multi-step reaction with 2 steps

1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 0.5 h / 20 °C

2: N-ethyl-N,N-diisopropylamine / dichloromethane / 48 h / 20 °C

With oxalyl dichloride; N-ethyl-N,N-diisopropylamine; N,N-dimethyl-formamide; In dichloromethane;

Reference yield:

4-fluorobenzonitrile (1194-02-1,143234-87-1) → 3-bromo-N-(4-cyanophenyl)-N-cyclopropylpyrazolo[1,5-a]pyridine-5-carboxamide (1610612-58-2)

Guidance literature:

Multi-step reaction with 2 steps

1: potassium carbonate / dimethyl sulfoxide / 1.5 h / 120 °C / Microwave irradiation

2: N-ethyl-N,N-diisopropylamine / dichloromethane / 48 h / 20 °C

With potassium carbonate; N-ethyl-N,N-diisopropylamine; In dichloromethane; dimethyl sulfoxide;

upstream raw materials:

3-bromopyrazolo[1,5-a]pyridine-5-carboxylic acid

4-(cyclopropylamino)benzonitrile

C₈H₄BrClN₂O

4-fluorobenzonitrile

Downstream raw materials:

N-(4-cyanophenyl)-N-cyclopropyl-3-(5-(methylcarbamoyl)pyridin-2-yl)pyrazolo[1,5-a]pyridine-5-carboxamide

3-(5-carbamoylpyridin-2-yl)-N-(4-cyanophenyl)-N-cyclopropylpyrazolo[1,5-a]pyridine-5-carboxamide