G. Brahmeshwari et al., SYNTHESIS OF 3-ARYLNAPHTH[2,3-D]-ISOXAZOLE-4,9-DIONES FROM LAWSONE, Indian journal of chemistry. Sect. B: organic chemistry, including medical chemistry, 34(2), 1995, pp. 139-140
3-Arylnaphth[2, 3-d]isoxazole-4, 9-diones have been obtained by the re
action of Lawsone (1) with aryl nitrile oxide. Their structures have b
een confirmed by converting them into the corresponding reductive acet
ates (3).