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1,3-Benzodioxol-5-ol, 4-methyl- synthesis

4synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 3 steps
1.1: 4.7 g / ethyldiisopropylamine / CH2Cl2 / 0 - 20 °C
2.1: n-butyl lithium / tetrahydrofuran; hexane / 0.17 h / -78 °C
2.2: 90 percent / tetramethylethylenediamine / tetrahydrofuran; hexane / 12 h / -78 - 20 °C
3.1: HCl / ethanol / Heating

References:

Chandrasekhar;Reddy, N. Ramakrishna;Rao, Y. Srinivasa [Tetrahedron,2006,vol. 62,# 51,p. 12098 - 12107]