Technology Process of C21H22O
There total 1 articles about C21H22O 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:
-
zinc chloride diethyl ether;
In
dichloromethane;
for 24h;
under 4875390 Torr;
- Guidance literature:
-
With
18-crown-6 ether; potassium carbonate;
for 168h;
Ambient temperature;
- Guidance literature:
-
Multi-step reaction with 7 steps
1: 88 percent / K2CO3, 18-crown-6 / 168 h / Ambient temperature
2: 60 percent / LDA / tetrahydrofuran / 1.) -78 deg C to -40 deg C, 2.) -78 deg C
3: 65 percent / HCO2H, NEt3 / PPh3/Pd(OAc)2 / dioxane / 72 h / Heating
4: 83 percent / NaBH4 / tetrahydrofuran; methanol / 1.) 0 deg C to r.t., 2.) 40 deg C, 2 d
5: 98 percent / 2 h / 405 °C / 0.01 Torr
6: 72 percent / H2 / 10percent Pd/CaCO3 / methanol / 12 h / Ambient temperature
7: PCC, sodium acetate / CH2Cl2 / 19 h
With
sodium tetrahydroborate; formic acid; 18-crown-6 ether; hydrogen; sodium acetate; potassium carbonate; triethylamine; pyridinium chlorochromate; lithium diisopropyl amide;
palladium diacetate; Lindlar's catalyst; triphenylphosphine;
In
tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane;