Technology Process of 1H-Benzimidazole-7-carboxamide, 2-(1-propyl-4-piperidinyl)-
There total 13 articles about 1H-Benzimidazole-7-carboxamide, 2-(1-propyl-4-piperidinyl)- 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:
- Guidance literature:
-
With
acetic acid;
In
water;
for 4h;
Inert atmosphere;
Reflux;
Large scale;
DOI:10.1021/op7000194
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: acetic anhydride / Isopropyl acetate / 60 °C / Inert atmosphere; Large scale
2.1: ammonium hydroxide / 2.5 h / 0 - 15 °C / Inert atmosphere; Large scale
2.2: 20 °C / Inert atmosphere; Large scale
3.1: potassium hydroxide; potassium bromide; potassium hypobromite / water / 75 °C
4.1: thionyl chloride / 1,2-dimethoxyethane / 12 h / 50 °C / Large scale
5.1: ammonium hydroxide / 40 °C / Large scale
6.1: hydrogen / water; ethanol; ethyl acetate / 1.67 h / 40 °C / 2828.7 Torr / Cooling; Large scale
7.1: hydrogenchloride / ethyl acetate / 30 °C / Cooling; Large scale
8.1: 1-methyl-pyrrolidin-2-one / 30 - 50 °C / Large scale
9.1: acetic acid / water / 4 h / Inert atmosphere; Reflux; Large scale
With
hydrogenchloride; ammonium hydroxide; thionyl chloride; potassium hypobromite; hydrogen; acetic anhydride; acetic acid; potassium bromide; potassium hydroxide;
In
1-methyl-pyrrolidin-2-one; 1,2-dimethoxyethane; ethanol; Isopropyl acetate; water; ethyl acetate;
DOI:10.1021/op7000194
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: ammonium hydroxide / 2.5 h / 0 - 15 °C / Inert atmosphere; Large scale
1.2: 20 °C / Inert atmosphere; Large scale
2.1: potassium hydroxide; bromine / water / 1.5 h / 0 - 75 °C / Inert atmosphere; Large scale
3.1: thionyl chloride / 1,2-dimethoxyethane / 12 h / 50 °C / Large scale
4.1: ammonium hydroxide / 40 °C / Large scale
5.1: hydrogen / water; ethanol; ethyl acetate / 1.67 h / 40 °C / 2828.7 Torr / Cooling; Large scale
6.1: hydrogenchloride / ethyl acetate / 30 °C / Cooling; Large scale
7.1: 1-methyl-pyrrolidin-2-one / 30 - 50 °C / Large scale
8.1: acetic acid / water / 4 h / Inert atmosphere; Reflux; Large scale
With
hydrogenchloride; ammonium hydroxide; thionyl chloride; hydrogen; bromine; acetic acid; potassium hydroxide;
In
1-methyl-pyrrolidin-2-one; 1,2-dimethoxyethane; ethanol; water; ethyl acetate;
2.1: |Hofmann Rearrangement;
DOI:10.1021/op7000194