4-[4-bromo-5-chloro-2-(methyl-o-tolyl-carbamoyl)-phenoxy]-butyric acid tert-butyl ester

Base Information

Chemical Name:4-[4-bromo-5-chloro-2-(methyl-o-tolyl-carbamoyl)-phenoxy]-butyric acid tert-butyl ester
CAS No.:1070892-53-3
Molecular Formula:C₂₃H₂₇BrClNO₄
Molecular Weight:496.829
Hs Code.:

Synonyms:4-[4-bromo-5-chloro-2-(methyl-o-tolyl-carbamoyl)-phenoxy]-butyric acid tert-butyl ester

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Chemical Property of 4-[4-bromo-5-chloro-2-(methyl-o-tolyl-carbamoyl)-phenoxy]-butyric acid tert-butyl ester

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Technology Process of 4-[4-bromo-5-chloro-2-(methyl-o-tolyl-carbamoyl)-phenoxy]-butyric acid tert-butyl ester

There total 8 articles about 4-[4-bromo-5-chloro-2-(methyl-o-tolyl-carbamoyl)-phenoxy]-butyric 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:

: 35112-05-1
4-chloro-2-fluoro-5-nitro-benzoic acid

: 1070892-53-3
4-[4-bromo-5-chloro-2-(methyl-o-tolyl-carbamoyl)-phenoxy]-butyric acid tert-butyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 2 h

2: triethylamine / dichloromethane / 12 h / 0 °C

3: sodium dithionite; water / tetrahydrofuran / 12 h

4: n-Butyl nitrite; copper(ll) bromide / acetonitrile / 2 h / 65 °C

5: methanol / 12 h / 55 °C

6: boron tribromide / dichloromethane / 12 h / -78 - 20 °C

7: potassium carbonate / N,N-dimethyl-formamide / 12 h / 60 °C

With sodium dithionite; oxalyl dichloride; n-Butyl nitrite; water; boron tribromide; potassium carbonate; triethylamine; copper(ll) bromide; N,N-dimethyl-formamide; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide; acetonitrile;

Reference yield:

: 1070892-52-2
5-bromo-4-chloro-2-hydroxy-N-methyl-N-o-tolyl-benzamide

: 110661-91-1
tert-butyl 4-bromobutyrate

: 1070892-53-3
4-[4-bromo-5-chloro-2-(methyl-o-tolyl-carbamoyl)-phenoxy]-butyric acid tert-butyl ester

Guidance literature:: With potassium carbonate; In N,N-dimethyl-formamide; at 60 ℃; for 12h;

Reference yield:

: 947311-91-3
4-chloro-2-fluoro-5-nitro-benzoyl chloride

: 1070892-53-3
4-[4-bromo-5-chloro-2-(methyl-o-tolyl-carbamoyl)-phenoxy]-butyric acid tert-butyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: triethylamine / dichloromethane / 12 h / 0 °C

2: sodium dithionite; water / tetrahydrofuran / 12 h

3: n-Butyl nitrite; copper(ll) bromide / acetonitrile / 2 h / 65 °C

4: methanol / 12 h / 55 °C

5: boron tribromide / dichloromethane / 12 h / -78 - 20 °C

6: potassium carbonate / N,N-dimethyl-formamide / 12 h / 60 °C

With sodium dithionite; n-Butyl nitrite; water; boron tribromide; potassium carbonate; triethylamine; copper(ll) bromide; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide; acetonitrile;