Technology Process of 4(5H)-Benzofuranone, 6,7-dihydro-3,6-dimethyl-, (R)-
There total 11 articles about 4(5H)-Benzofuranone, 6,7-dihydro-3,6-dimethyl-, (R)- 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
dipyridinium dichromate;
In
dichloromethane;
at 0 ℃;
for 5h;
DOI:10.1021/jo00205a031
- Guidance literature:
-
With
tin(IV) chloride;
In
dichloromethane;
at -5 - 0 ℃;
Yield given;
DOI:10.1246/cl.1981.1283
- Guidance literature:
-
Multi-step reaction with 10 steps
2: SO2Cl2, pyridine / CCl4 / 0.67 h / 0 °C
3: 80 percent / dimethylformamide / 1 h / 0 °C
4: H2O2 / acetic acid
5: 62 percent / NaHCO3 / toluene / Heating
6: O2 / tetraphenylporphine / CCl4 / Irradiation
7: 1.) t-BuOK, 2.) sulfuric acid / tetrahydrofuran / -70 °C
8: alkali / H2O
9: PCl5
10: SnCl4 / CH2Cl2 / -5 - 0 °C
With
pyridine; sulfuryl dichloride; phosphorus pentachloride; sulfuric acid; potassium tert-butylate; dihydrogen peroxide; oxygen; tin(IV) chloride; sodium hydrogencarbonate;
5,15,10,20-tetraphenylporphyrin;
In
tetrahydrofuran; tetrachloromethane; dichloromethane; water; acetic acid; N,N-dimethyl-formamide; toluene;
DOI:10.1246/cl.1981.1283