2,6-Di-t-butyl-p-benzoquinone → 2,6-Di-tert-butyl-4-[(pyrazin-2-yl)imino]cyclohexa-2,5-dien-1-one

Participants

Reaction Conditions

Reaction Steps

A mixture of 11.02 of 2,6-di-tert-butyl-1,4-benzoquinone and 4.76 g of aminopyrazine was heated with stirring at 150° C. for 6 hours. The reaction mixture was cooled to room temperature and purified by silica gel column chromatography (eluent: diethyl ether-hexane=1:4), giving 3.95 g of Compound 1a.

Provenance & Evidence