Multi-step reaction with 10 steps
1: 41 percent / acetyl chloride / Ambient temperature
2: 81 percent / TsOH*H2O / 2 h / Ambient temperature
3: 83 percent / pyridine / 1.)5 h, r.t., 2.)40 deg C
4: 86 percent / AcOH / H2O / 0.33 h / 90 °C
5: 84 percent / sodium / methanol / Ambient temperature
6: 1.)NaH / 1.)DMF, r.t., 30 min., 2.)r.t., 2 h
7: 76 percent / 10percent KOH / H2O / 48 h / 100 °C
8: 1.)NaH / 1.)DMF, 2.)r.t.
9: 84 percent / ceric ammonium nitrate / acetonitrile; H2O / 2 h / Ambient temperature
10: 75 percent / AgClO4, 2,4,6-trimethylpyridine / diethyl ether / Ambient temperature
With
pyridine; 2,4,6-trimethyl-pyridine; potassium hydroxide; ammonium cerium(IV) nitrate; silver perchlorate; sodium; sodium hydride; toluene-4-sulfonic acid; acetic acid; acetyl chloride;
In
methanol; diethyl ether; water; acetonitrile;
DOI:10.1016/0008-6215(90)84242-M