Technology Process of 8-[[4-cyanophenyl]methoxy]-7,13-dihydro-5,13-dioxo-quinazolino[3,2-a][1,4]benzodiazepine-6(5H)-propanoic acid ethyl ester
There total 12 articles about 8-[[4-cyanophenyl]methoxy]-7,13-dihydro-5,13-dioxo-quinazolino[3,2-a][1,4]benzodiazepine-6(5H)-propanoic acid ethyl ester 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:
-
Multi-step reaction with 10 steps
1: 175.8 g / potassium carbonate / dimethylformamide / 2.5 h / 50 °C
2: tetrabutylammonium bromide; potassium permanganate / H2O; pyridine / 20 °C
3: oxalyl chloride / benzene; dimethylformamide / 20 - 65 °C
4: 800 mg / sodium bicarbonate / tetrahydrofuran; H2O / 18.3 h / 0 - 20 °C
5: 700 mg / tin(II) chloride dihydrate / ethyl acetate; ethanol / 3.5 h / 70 °C
6: 98 percent / CH2Cl2; H2O / 0.67 h / 0 °C
7: 77 percent / potassium carbonate / dimethylformamide / 2 h / 50 °C
8: 96 percent / Lawesson's reagent / tetrahydrofuran / 2 h / 50 °C
9: tetrabutylammonium hydrogen sulfate; sodium hydroxide / CH2Cl2; H2O / 16 h / 20 °C
10: 0.3 g / pyridinium hydrochloride / toluene / 5 h / Heating
With
Lawessons reagent; sodium hydroxide; potassium permanganate; oxalyl dichloride; tetrabutylammomium bromide; tetra(n-butyl)ammonium hydrogensulfate; pyridine hydrochloride; sodium hydrogencarbonate; potassium carbonate; tin(ll) chloride;
In
tetrahydrofuran; pyridine; ethanol; dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide; toluene; benzene;
1: Etherification / 2: Oxidation / 3: Substitution / 4: Acylation / 5: Reduction / 6: Acylation / 7: Cyclization / 8: Substitution / 9: Methylation / 10: Cyclization;
DOI:10.1016/S0968-0896(98)80013-8
- Guidance literature:
-
Multi-step reaction with 7 steps
1: 800 mg / sodium bicarbonate / tetrahydrofuran; H2O / 18.3 h / 0 - 20 °C
2: 700 mg / tin(II) chloride dihydrate / ethyl acetate; ethanol / 3.5 h / 70 °C
3: 98 percent / CH2Cl2; H2O / 0.67 h / 0 °C
4: 77 percent / potassium carbonate / dimethylformamide / 2 h / 50 °C
5: 96 percent / Lawesson's reagent / tetrahydrofuran / 2 h / 50 °C
6: tetrabutylammonium hydrogen sulfate; sodium hydroxide / CH2Cl2; H2O / 16 h / 20 °C
7: 0.3 g / pyridinium hydrochloride / toluene / 5 h / Heating
With
Lawessons reagent; sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate; pyridine hydrochloride; sodium hydrogencarbonate; potassium carbonate; tin(ll) chloride;
In
tetrahydrofuran; ethanol; dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide; toluene;
1: Acylation / 2: Reduction / 3: Acylation / 4: Cyclization / 5: Substitution / 6: Methylation / 7: Cyclization;
DOI:10.1016/S0968-0896(98)80013-8
- Guidance literature:
-
Multi-step reaction with 10 steps
1: 175.8 g / potassium carbonate / dimethylformamide / 2.5 h / 50 °C
2: tetrabutylammonium bromide; potassium permanganate / H2O; pyridine / 20 °C
3: oxalyl chloride / benzene; dimethylformamide / 20 - 65 °C
4: 800 mg / sodium bicarbonate / tetrahydrofuran; H2O / 18.3 h / 0 - 20 °C
5: 700 mg / tin(II) chloride dihydrate / ethyl acetate; ethanol / 3.5 h / 70 °C
6: 98 percent / CH2Cl2; H2O / 0.67 h / 0 °C
7: 77 percent / potassium carbonate / dimethylformamide / 2 h / 50 °C
8: 96 percent / Lawesson's reagent / tetrahydrofuran / 2 h / 50 °C
9: tetrabutylammonium hydrogen sulfate; sodium hydroxide / CH2Cl2; H2O / 16 h / 20 °C
10: 0.3 g / pyridinium hydrochloride / toluene / 5 h / Heating
With
Lawessons reagent; sodium hydroxide; potassium permanganate; oxalyl dichloride; tetrabutylammomium bromide; tetra(n-butyl)ammonium hydrogensulfate; pyridine hydrochloride; sodium hydrogencarbonate; potassium carbonate; tin(ll) chloride;
In
tetrahydrofuran; pyridine; ethanol; dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide; toluene; benzene;
1: Etherification / 2: Oxidation / 3: Substitution / 4: Acylation / 5: Reduction / 6: Acylation / 7: Cyclization / 8: Substitution / 9: Methylation / 10: Cyclization;
DOI:10.1016/S0968-0896(98)80013-8