Technology Process of 2',4',5,8-tetrabenzyloxythioflavone
There total 7 articles about 2',4',5,8-tetrabenzyloxythioflavone 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
2,3-dicyano-5,6-dichloro-p-benzoquinone;
In
toluene;
for 2h;
Heating;
DOI:10.1021/jo980586w
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 90 percent / ethanol / 0.5 h / Ambient temperature
2: 66 percent / potassium carbonate / acetone / 1.5 h / Heating
3: 51 percent / potassium hydroxide, tetrabutylammonium chloride / CH2Cl2; H2O / 70 h / Ambient temperature
4: 1.) silver nitrate, 2.) cetyltrimethylammonium bromide, 3.) p-toluenesulfonic acid / 1.) aq. ethanol, reflux, 2 h, 2.) ethyl acetate, room temperature, 30 min, 3.) methylene chloride, room temperature, 30 min
5: 62 percent / DDQ / toluene / 2 h / Heating
With
potassium hydroxide; tetrabutyl-ammonium chloride; cetyltrimethylammonim bromide; potassium carbonate; toluene-4-sulfonic acid; silver nitrate; 2,3-dicyano-5,6-dichloro-p-benzoquinone;
In
ethanol; dichloromethane; water; acetone; toluene;
DOI:10.1021/jo980586w
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 51 percent / potassium hydroxide, tetrabutylammonium chloride / CH2Cl2; H2O / 70 h / Ambient temperature
2: 1.) silver nitrate, 2.) cetyltrimethylammonium bromide, 3.) p-toluenesulfonic acid / 1.) aq. ethanol, reflux, 2 h, 2.) ethyl acetate, room temperature, 30 min, 3.) methylene chloride, room temperature, 30 min
3: 62 percent / DDQ / toluene / 2 h / Heating
With
potassium hydroxide; tetrabutyl-ammonium chloride; cetyltrimethylammonim bromide; toluene-4-sulfonic acid; silver nitrate; 2,3-dicyano-5,6-dichloro-p-benzoquinone;
In
dichloromethane; water; toluene;
DOI:10.1021/jo980586w
