... above but with anhydrous diethylene glycol dimethyl ether (50 cm3) as solvent gave a brown residue (0.19 g) which on chromatography gave diphenylfuroxan (70 mg, 29 %), dihydroisoxazole (19 ... 21 Quilico, A., in 'Chemistry of Heterocyclic Compounds' (Ed ... A. Weissberger) Vol. ...