Technology Process of 2-<4-(benzhydrylidene-1-piperidinyl)phenyl>ethyl acetate
There total 9 articles about 2-<4-(benzhydrylidene-1-piperidinyl)phenyl>ethyl acetate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
sulfuric acid; acetic acid;
for 1h;
Ambient temperature;
DOI:10.1248/cpb.39.91
- Guidance literature:
-
Multi-step reaction with 4 steps
1: pTsOH, molecular sieves 3 A / CH2Cl2 / 1.5 h / Ambient temperature
2: 2) 12N H2SO4 / 1) Et2O, r.t, 1.5h
3: 96 percent / diethyl ether; tetrahydrofuran / 0.67 h
4: 66 percent / 2:8 H2SO4-AcOH / 1 h / Ambient temperature
With
3 A molecular sieve; sulfuric acid; toluene-4-sulfonic acid; acetic acid;
In
tetrahydrofuran; diethyl ether; dichloromethane;
DOI:10.1248/cpb.39.91
- Guidance literature:
-
Multi-step reaction with 7 steps
1: 81 percent / pyridine / 17 h / Ambient temperature
2: 45 percent / various solvent(s); 2-methyl-propan-2-ol / 15 h / 80 - 90 °C
3: K2CO3 / methanol / 1 h / Ambient temperature
4: pTsOH, molecular sieves 3 A / CH2Cl2 / 1.5 h / Ambient temperature
5: 2) 12N H2SO4 / 1) Et2O, r.t, 1.5h
6: 96 percent / diethyl ether; tetrahydrofuran / 0.67 h
7: 66 percent / 2:8 H2SO4-AcOH / 1 h / Ambient temperature
With
pyridine; 3 A molecular sieve; sulfuric acid; potassium carbonate; toluene-4-sulfonic acid; acetic acid;
In
tetrahydrofuran; methanol; diethyl ether; dichloromethane; tert-butyl alcohol;
DOI:10.1248/cpb.39.91
