1-ethyl-3-(4-hydroxyphenyl)-7-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 4-oxide

Base Information

Chemical Name:1-ethyl-3-(4-hydroxyphenyl)-7-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 4-oxide
CAS No.:1353678-75-7
Molecular Formula:C₁₅H₁₅N₃O₃
Molecular Weight:285.302
Hs Code.:

Synonyms:1-ethyl-3-(4-hydroxyphenyl)-7-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 4-oxide

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Chemical Property of 1-ethyl-3-(4-hydroxyphenyl)-7-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 4-oxide

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Technology Process of 1-ethyl-3-(4-hydroxyphenyl)-7-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 4-oxide

There total 12 articles about 1-ethyl-3-(4-hydroxyphenyl)-7-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 4-oxide 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:

: 1353678-74-6
1-ethyl-7-methyl-3-(4-{[tris(1-methylethyl)silyl]oxy}phenyl)-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 4-oxide

: 1353678-75-7
1-ethyl-3-(4-hydroxyphenyl)-7-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 4-oxide

Guidance literature:: With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 20 ℃; for 0.5h; Product distribution / selectivity;

Reference yield:

: 3430-27-1
3-amino-4-methylpyridine

: 1353678-75-7
1-ethyl-3-(4-hydroxyphenyl)-7-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 4-oxide

Guidance literature:: Multi-step reaction with 8 steps

1: hydrogenchloride; dihydrogen peroxide / water / 1 h / 0 - 20 °C

2: sodium hexamethyldisilazane / tetrahydrofuran / 0 - 20 °C

3: sodium t-butanolate / 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾ / isopropyl alcohol; toluene / 24 h / 100 °C / Inert atmosphere

4: caesium carbonate / N,N-dimethyl-formamide / 4 h / 20 - 50 °C

5: hydrogen / palladium 10% on activated carbon / ethanol / 20 °C

6: N,N-dimethyl-formamide / 1 h / 20 °C

7: trifluoroacetic anhydride; urea hydrogen peroxide adduct / ethyl acetate / 0 °C

8: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.5 h / 20 °C

With hydrogenchloride; tetrabutyl ammonium fluoride; hydrogen; dihydrogen peroxide; sodium hexamethyldisilazane; urea hydrogen peroxide adduct; caesium carbonate; trifluoroacetic anhydride; sodium t-butanolate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; palladium 10% on activated carbon; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; In tetrahydrofuran; ethanol; water; ethyl acetate; N,N-dimethyl-formamide; isopropyl alcohol; toluene;

Reference yield:

: 51388-20-6
4-benzyloxyaniline hydrochloride

: 1353678-75-7
1-ethyl-3-(4-hydroxyphenyl)-7-methyl-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one 4-oxide

Guidance literature:: Multi-step reaction with 8 steps

1.1: N-ethyl-N,N-diisopropylamine / dimethyl sulfoxide / 64 h / Reflux

2.1: zinc; acetic acid / water; tetrahydrofuran / 1 h / 20 °C

2.2: 0.5 h / 20 °C

3.1: tetrahydrofuran / 17 h / 20 °C

4.1: caesium carbonate / N,N-dimethyl-formamide / 4 h / 20 - 50 °C

5.1: hydrogen / palladium 10% on activated carbon / ethanol / 20 °C

6.1: N,N-dimethyl-formamide / 1 h / 20 °C

7.1: trifluoroacetic anhydride; urea hydrogen peroxide adduct / ethyl acetate / 0 °C

8.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 0.5 h / 20 °C

With tetrabutyl ammonium fluoride; hydrogen; urea hydrogen peroxide adduct; caesium carbonate; acetic acid; N-ethyl-N,N-diisopropylamine; trifluoroacetic anhydride; zinc; palladium 10% on activated carbon; In tetrahydrofuran; ethanol; water; dimethyl sulfoxide; ethyl acetate; N,N-dimethyl-formamide;