Technology Process of 4H-1-Benzopyran-4-one,6-amino-2-(4-aminophenyl)-7-hydroxy-(9CI)
There total 4 articles about 4H-1-Benzopyran-4-one,6-amino-2-(4-aminophenyl)-7-hydroxy-(9CI) 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
hydrogen;
palladium on activated charcoal;
In
tetrahydrofuran;
for 20h;
under 2068.6 Torr;
DOI:10.1021/jm00046a020
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 44 percent / nitric acid, glacial acetic acid
2: 1.) lithium bis(trimethylsilyl)amide / 1.) THF, 078 deg C, 2 h, 2.) THF, a) -78 deg C, 1 h, b) RT, 20 h
3: H2SO4, glacial acetic acid / 1 h / 120 - 125 °C
4: hydrogen / 5percent Pd/C / tetrahydrofuran / 20 h / 2068.6 Torr
With
sulfuric acid; hydrogen; nitric acid; acetic acid; lithium hexamethyldisilazane;
palladium on activated charcoal;
In
tetrahydrofuran;
DOI:10.1021/jm00046a020
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 1.) lithium bis(trimethylsilyl)amide / 1.) THF, 078 deg C, 2 h, 2.) THF, a) -78 deg C, 1 h, b) RT, 20 h
2: H2SO4, glacial acetic acid / 1 h / 120 - 125 °C
3: hydrogen / 5percent Pd/C / tetrahydrofuran / 20 h / 2068.6 Torr
With
sulfuric acid; hydrogen; acetic acid; lithium hexamethyldisilazane;
palladium on activated charcoal;
In
tetrahydrofuran;
DOI:10.1021/jm00046a020
