2-(1-methyl-1H-pyrazol-4-yl)-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine

Base Information

• Chemical Name: 2-(1-methyl-1H-pyrazol-4-yl)-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine
• CAS No.: 1333492-65-1
• Molecular Formula: C₃₆H₂₈N₆
• Molecular Weight: 544.659
• Mol file: 1333492-65-1.mol

Synonyms:2-(1-methyl-1H-pyrazol-4-yl)-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine

Chemical Property of 2-(1-methyl-1H-pyrazol-4-yl)-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-(1-methyl-1H-pyrazol-4-yl)-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine

There total 6 articles about 2-(1-methyl-1H-pyrazol-4-yl)-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine 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: 12.0%

2-bromo-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine (446880-83-7) + 1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (761446-44-0) → 2-(1-methyl-1H-pyrazol-4-yl)-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine (1333492-65-1)

Guidance literature:

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate; In water; toluene; Reflux; Inert atmosphere; Microwave irradiation;

DOI:10.1016/j.bmcl.2010.12.120

Reference yield:

2-(2-bromopyridin-4-yl)-1-(pyridin-2-yl)ethan-1-one (446852-65-9) → 2-(1-methyl-1H-pyrazol-4-yl)-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine (1333492-65-1)

Guidance literature:

Multi-step reaction with 4 steps

1.1: acetic acid / N,N-dimethyl-formamide / 0.08 h / Inert atmosphere

1.2: 1.5 h / Inert atmosphere

2.1: hydrazine hydrate / N,N-dimethyl-formamide / 24 h / 20 - 50 °C / Inert atmosphere

3.1: triethylamine / dichloromethane

4.1: tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate / water; toluene / Reflux; Inert atmosphere; Microwave irradiation

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate; hydrazine hydrate; acetic acid; triethylamine; In dichloromethane; water; N,N-dimethyl-formamide; toluene; 4.1: Suzuki-Miyaura coupling;

DOI:10.1016/j.bmcl.2010.12.120

Reference yield:

2-bromo-4-(3-(pyridine-2-yl)-1H-pyrazol-4-yl)pyridine (446880-81-5) → 2-(1-methyl-1H-pyrazol-4-yl)-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine (1333492-65-1)

Guidance literature:

Multi-step reaction with 2 steps

1: triethylamine / dichloromethane

2: tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate / water; toluene / Reflux; Inert atmosphere; Microwave irradiation

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate; triethylamine; In dichloromethane; water; toluene; 2: Suzuki-Miyaura coupling;

DOI:10.1016/j.bmcl.2010.12.120

upstream raw materials:

2-(2-bromopyridin-4-yl)-1-(pyridin-2-yl)ethan-1-one

2-bromo-4-(3-(pyridine-2-yl)-1H-pyrazol-4-yl)pyridine

2-bromo-4-(3-(pyridin-2-yl)-1-trityl-1H-pyrazol-4-yl)pyridine

1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole