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273-91-6

Benzoselenazole synthesis

11synthesis methods
-

Yield:273-91-6 66%

Reaction Conditions:

with CH3COONa/CH3COOH-buffer in 1,4-dioxane;refluxing of mixt. (8h), cooling to room temp., addn. of CH3COONa/CH3COOH, further reflux (2h); cooling, pouring onto H2O, extn. (CHCl3), washing of organic layer (aq. NaHCO3), drying (MgSO4), evapn. (vacuo), distn.;

References:

Bryce, Martin R.;Fakley, Martin E. [Synthetic Communications,1988,vol. 18,# 2,p. 181 - 184]