3-chloro-4-{[4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazol-2-yl]oxy}-5-methylbenzoic acid

Base Information

Chemical Name:3-chloro-4-{[4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazol-2-yl]oxy}-5-methylbenzoic acid
CAS No.:1022251-49-5
Molecular Formula:C₂₁H₂₂Cl₂N₂O₃
Molecular Weight:421.323
Hs Code.:

Synonyms:3-chloro-4-{[4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazol-2-yl]oxy}-5-methylbenzoic acid

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Chemical Property of 3-chloro-4-{[4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazol-2-yl]oxy}-5-methylbenzoic acid

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Technology Process of 3-chloro-4-{[4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazol-2-yl]oxy}-5-methylbenzoic acid

There total 9 articles about 3-chloro-4-{[4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazol-2-yl]oxy}-5-methylbenzoic acid 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:

: 1022249-15-5
2-(4-bromo-2-chloro-6-methylphenoxy)-4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazole

: 124-38-9,18923-20-1
carbon dioxide

: 1022251-49-5
3-chloro-4-{[4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazol-2-yl]oxy}-5-methylbenzoic acid

Guidance literature:: 2-(4-bromo-2-chloro-6-methylphenoxy)-4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazole; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 0.25h;

carbon dioxide; In tetrahydrofuran; hexane; at 20 ℃; for 1h;

With water; ammonium chloride; In tetrahydrofuran; hexane;

Reference yield:

: 1022249-15-5
2-(4-bromo-2-chloro-6-methylphenoxy)-4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazole

: 65-85-0,8013-63-6
benzoic acid

: 1022251-49-5
3-chloro-4-{[4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazol-2-yl]oxy}-5-methylbenzoic acid

Guidance literature:: 2-(4-bromo-2-chloro-6-methylphenoxy)-4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazole; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 0.25h;

benzoic acid; With carbon dioxide; at 20 ℃; for 1h;
DOI:10.1016/j.bmc.2016.11.011

Reference yield:

: 7-(1-ethylpropyl)-1-methyl-1,3-dihydro-2H-benzimidazol-2-one

: 1022251-49-5
3-chloro-4-{[4-chloro-7-(1-ethylpropyl)-1-methyl-1H-benzimidazol-2-yl]oxy}-5-methylbenzoic acid

Guidance literature:: Multi-step reaction with 4 steps

1.1: N-chloro-succinimide; 2,2'-azobis(isobutyronitrile) / tetrachloromethane / 48 h / 70 °C

2.1: trichlorophosphate / 3 h / 90 °C

3.1: potassium carbonate / N,N-dimethyl-formamide / 34 h / 100 °C

4.1: n-butyllithium / tetrahydrofuran; hexane / 0.25 h / -78 °C

4.2: 1 h / 20 °C

With N-chloro-succinimide; n-butyllithium; 2,2'-azobis(isobutyronitrile); potassium carbonate; trichlorophosphate; In tetrahydrofuran; tetrachloromethane; hexane; N,N-dimethyl-formamide;
DOI:10.1016/j.bmc.2016.11.011