Ethanol → HCID 19701078, compound

Participants

Reaction Steps

5 portions of 0.08 g (0.42 mmol of tosyl chloride were added to an agitated solution of 100 mg. (0.42 mmol) of 3-methyl-1-azaanthracen-9,10-dione 1-oxide in absolute ethanol at 75°-78° C. for 1 hour. Then the mixture was agitated at room temperature overnight and a yellow solid (58 mg, 0.22 mmol) corresponding to the compound (I-b) (yield 52%) was filtered. The starting product was recovered from the water by means of silica gel column chromatography eluting with ethyl acetate: ethanol (9:1): m.p. 186°-188° C. (the sublime compound around 170° C.).

Provenance & Evidence