(R)-1-(2-chlorophenyl)ethyl (4-(4-bromophenyl)-1-methyl-1H-pyrazol-5-yl)carbamate

Base Information

Chemical Name:(R)-1-(2-chlorophenyl)ethyl (4-(4-bromophenyl)-1-methyl-1H-pyrazol-5-yl)carbamate
CAS No.:1402466-52-7
Molecular Formula:C₁₉H₁₇BrClN₃O₂
Molecular Weight:434.72
Hs Code.:

Synonyms:(R)-1-(2-chlorophenyl)ethyl (4-(4-bromophenyl)-1-methyl-1H-pyrazol-5-yl)carbamate

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Chemical Property of (R)-1-(2-chlorophenyl)ethyl (4-(4-bromophenyl)-1-methyl-1H-pyrazol-5-yl)carbamate

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Technology Process of (R)-1-(2-chlorophenyl)ethyl (4-(4-bromophenyl)-1-methyl-1H-pyrazol-5-yl)carbamate

There total 4 articles about (R)-1-(2-chlorophenyl)ethyl (4-(4-bromophenyl)-1-methyl-1H-pyrazol-5-yl)carbamate 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:

: 1402465-89-7
(R)-1-(2-chlorophenyl)ethyl (4-(4-aminophenyl)-1-methyl-1H-pyrazol-5-yl)carbamate

: 1402466-52-7
(R)-1-(2-chlorophenyl)ethyl (4-(4-bromophenyl)-1-methyl-1H-pyrazol-5-yl)carbamate

Guidance literature:: With tert.-butylnitrite; copper(ll) bromide; In acetonitrile; at 20 ℃; for 2h;

Reference yield:

: 13524-04-4,131864-71-6,132437-66-2,120466-66-2
(R)-1-(o-chlorophenyl)ethanol

: 1402466-52-7
(R)-1-(2-chlorophenyl)ethyl (4-(4-bromophenyl)-1-methyl-1H-pyrazol-5-yl)carbamate

Guidance literature:: Multi-step reaction with 4 steps

1.1: pyridine / dichloromethane; toluene / 1 h / 0 - 20 °C / Molecular sieve 4?; Inert atmosphere; Reflux

1.2: 20 °C / Reflux

2.1: sodium hydrogencarbonate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / 1,4-dioxane; water / 16 h / 90 °C / Inert atmosphere

3.1: trifluoroacetic acid / dichloromethane / 3 h / 20 °C

4.1: copper(ll) bromide; tert.-butylnitrite / acetonitrile / 2 h / 20 °C

With pyridine; tert.-butylnitrite; sodium hydrogencarbonate; trifluoroacetic acid; copper(ll) bromide; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In 1,4-dioxane; dichloromethane; water; toluene; acetonitrile;

Reference yield:

: 1402465-77-3
(R)-1-(2-chlorophenyl)ethyl 4-bromo-1-methyl-1H-pyrazol-5-ylcarbamate

: 1402466-52-7
(R)-1-(2-chlorophenyl)ethyl (4-(4-bromophenyl)-1-methyl-1H-pyrazol-5-yl)carbamate

Guidance literature:: Multi-step reaction with 3 steps

1: sodium hydrogencarbonate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / 1,4-dioxane; water / 16 h / 90 °C / Inert atmosphere

2: trifluoroacetic acid / dichloromethane / 3 h / 20 °C

3: copper(ll) bromide; tert.-butylnitrite / acetonitrile / 2 h / 20 °C

With tert.-butylnitrite; sodium hydrogencarbonate; trifluoroacetic acid; copper(ll) bromide; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; In 1,4-dioxane; dichloromethane; water; acetonitrile;