N-(2,6-difluorophenyl){5-[3-(2-fluorophenyl)-1-methylpyrazol-5-yl](2-thienyl)}carboxamide

Base Information

Chemical Name:N-(2,6-difluorophenyl){5-[3-(2-fluorophenyl)-1-methylpyrazol-5-yl](2-thienyl)}carboxamide
CAS No.:1361379-40-9
Molecular Formula:C₂₁H₁₄F₃N₃OS
Molecular Weight:413.423
Hs Code.:

Synonyms:N-(2,6-difluorophenyl){5-[3-(2-fluorophenyl)-1-methylpyrazol-5-yl](2-thienyl)}carboxamide

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Chemical Property of N-(2,6-difluorophenyl){5-[3-(2-fluorophenyl)-1-methylpyrazol-5-yl](2-thienyl)}carboxamide

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Technology Process of N-(2,6-difluorophenyl){5-[3-(2-fluorophenyl)-1-methylpyrazol-5-yl](2-thienyl)}carboxamide

There total 5 articles about N-(2,6-difluorophenyl){5-[3-(2-fluorophenyl)-1-methylpyrazol-5-yl](2-thienyl)}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: 63.0%

: 1345118-67-3
1-Methyl-3-(2-fluorophenyl)pyrazol-5-yl boronic acid

: 1286538-20-2
(5-bromo(2-thienyl))-N-(2,6-difluorophenyl)carboxamide

: 1361379-40-9
N-(2,6-difluorophenyl){5-[3-(2-fluorophenyl)-1-methylpyrazol-5-yl](2-thienyl)}carboxamide

Guidance literature:: With sodium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In 1,2-dimethoxyethane; ethanol; at 110 ℃; for 0.5h; Inert atmosphere; Microwave irradiation;

Reference yield:

: 31555-60-9
5-bromothiophene-2-carbonyl chloride

: 1361379-40-9
N-(2,6-difluorophenyl){5-[3-(2-fluorophenyl)-1-methylpyrazol-5-yl](2-thienyl)}carboxamide

Guidance literature:: Multi-step reaction with 2 steps

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

2: sodium carbonate / tetrakis(triphenylphosphine) palladium⁽⁰⁾ / 1,2-dimethoxyethane; ethanol / 0.5 h / 110 °C / Inert atmosphere; Microwave irradiation

With sodium carbonate; N-ethyl-N,N-diisopropylamine; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In 1,2-dimethoxyethane; ethanol; dichloromethane;

Reference yield:

: 149739-32-2
3-(2-fluorophenyl)-1H-pyrazole

: 1361379-40-9
N-(2,6-difluorophenyl){5-[3-(2-fluorophenyl)-1-methylpyrazol-5-yl](2-thienyl)}carboxamide

Guidance literature:: Multi-step reaction with 3 steps

1.1: sodium hydride / tetrahydrofuran; mineral oil / 1 h

1.2: 18 h / 20 °C

2.1: n-butyllithium / tetrahydrofuran / 4 h / -78 °C

2.2: 20 °C

2.3: 0.5 h

3.1: sodium carbonate / tetrakis(triphenylphosphine) palladium⁽⁰⁾ / 1,2-dimethoxyethane; ethanol / 0.5 h / 110 °C / Inert atmosphere; Microwave irradiation

With n-butyllithium; sodium hydride; sodium carbonate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; 1,2-dimethoxyethane; ethanol; mineral oil;