4-(6-bromo-4-chloro-1-ethyl-1H-imidazo[4,5-c]pyridin-2-yl)-1,2,5-oxadiazol-3-amine

Base Information

Chemical Name:4-(6-bromo-4-chloro-1-ethyl-1H-imidazo[4,5-c]pyridin-2-yl)-1,2,5-oxadiazol-3-amine
CAS No.:913642-06-5
Molecular Formula:C₁₀H₈BrClN₆O
Molecular Weight:343.57
Hs Code.:

Synonyms:4-(6-bromo-4-chloro-1-ethyl-1H-imidazo[4,5-c]pyridin-2-yl)-1,2,5-oxadiazol-3-amine

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Chemical Property of 4-(6-bromo-4-chloro-1-ethyl-1H-imidazo[4,5-c]pyridin-2-yl)-1,2,5-oxadiazol-3-amine

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Technology Process of 4-(6-bromo-4-chloro-1-ethyl-1H-imidazo[4,5-c]pyridin-2-yl)-1,2,5-oxadiazol-3-amine

There total 3 articles about 4-(6-bromo-4-chloro-1-ethyl-1H-imidazo[4,5-c]pyridin-2-yl)-1,2,5-oxadiazol-3-amine 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:

: 607373-82-0
2-hydroxy-4-methoxy-5-nitro pyridine

: 913642-06-5
4-(6-bromo-4-chloro-1-ethyl-1H-imidazo[4,5-c]pyridin-2-yl)-1,2,5-oxadiazol-3-amine

Guidance literature:: Multi-step reaction with 7 steps

1.1: phosphorus(V) oxybromide / acetonitrile / 4 h / 90 °C

2.1: triethylamine / tetrahydrofuran; methanol / 1 h / 5 °C

3.1: hydrogenchloride; tin(ll) chloride / water / 0.75 h / 90 °C

3.2: pH ~ 10

4.1: 4-methyl-morpholine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 16 h / 20 °C

5.1: acetic acid / 24 h / 100 °C

6.1: acetic acid; sodium nitrite / 16 h / 20 °C

7.1: hydroxylamine; triethylamine / 1,4-dioxane / 16 h / 100 °C

With 4-methyl-morpholine; hydrogenchloride; hydroxylamine; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; tin(ll) chloride; sodium nitrite; phosphorus(V) oxybromide; In tetrahydrofuran; 1,4-dioxane; methanol; water; N,N-dimethyl-formamide; acetonitrile;

Reference yield:

: 4487-57-4
2,4-dibromo-5-nitropyridine

: 913642-06-5
4-(6-bromo-4-chloro-1-ethyl-1H-imidazo[4,5-c]pyridin-2-yl)-1,2,5-oxadiazol-3-amine

Guidance literature:: Multi-step reaction with 6 steps

1.1: triethylamine / tetrahydrofuran; methanol / 1 h / 5 °C

2.1: hydrogenchloride; tin(ll) chloride / water / 0.75 h / 90 °C

2.2: pH ~ 10

3.1: 4-methyl-morpholine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 16 h / 20 °C

4.1: acetic acid / 24 h / 100 °C

5.1: acetic acid; sodium nitrite / 16 h / 20 °C

6.1: hydroxylamine; triethylamine / 1,4-dioxane / 16 h / 100 °C

With 4-methyl-morpholine; hydrogenchloride; hydroxylamine; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; tin(ll) chloride; sodium nitrite; In tetrahydrofuran; 1,4-dioxane; methanol; water; N,N-dimethyl-formamide;

Reference yield:

: 31872-62-5
4-methoxy-3-nitro-pyridine

: 913642-06-5
4-(6-bromo-4-chloro-1-ethyl-1H-imidazo[4,5-c]pyridin-2-yl)-1,2,5-oxadiazol-3-amine

Guidance literature:: Multi-step reaction with 8 steps

1.1: potassium tert-butylate; ammonia / tetrahydrofuran / 0.17 h / -78 °C

1.2: 1.33 h / -78 - -40 °C

2.1: phosphorus(V) oxybromide / acetonitrile / 4 h / 90 °C

3.1: triethylamine / tetrahydrofuran; methanol / 1 h / 5 °C

4.1: hydrogenchloride; tin(ll) chloride / water / 0.75 h / 90 °C

4.2: pH ~ 10

5.1: 4-methyl-morpholine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 16 h / 20 °C

6.1: acetic acid / 24 h / 100 °C

7.1: acetic acid; sodium nitrite / 16 h / 20 °C

8.1: hydroxylamine; triethylamine / 1,4-dioxane / 16 h / 100 °C

With 4-methyl-morpholine; hydrogenchloride; potassium tert-butylate; ammonia; hydroxylamine; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; tin(ll) chloride; sodium nitrite; phosphorus(V) oxybromide; In tetrahydrofuran; 1,4-dioxane; methanol; water; N,N-dimethyl-formamide; acetonitrile;