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MAITLAND C. BOSWELL. alcohol, resorcylidene anthranilic acid appears as yellow needles. No definit melting point was obtained; begins to change color at about 150' with decomposition. Calculated for C&,INO,. N, 5.44; found: N, 5. I I. 1,3-Dzhydroxyphenylacetketod~hydrobenzmetoxazzne.-Treated on the water-bath as above described, resorcylidene anthranilic acid with acetic anhydride yields the oxazine. I , 3-Dihydroxyphenylacetketodihydrobenzmetoxazine crystallized from methyl alcohol in colorless crystals. M. p. 192'. Calculated for C;,H,,NO,: N , 4.68; found: N, 4.63. fi-Dimethylaminobenzylidelze ilnthranzlic A cid.-In a cooled alcohol solution, molecular amounts of dimethylaminobenzaldehyde and anthranilic acid react with the formation of p-dimethylaminobenzylidene anthranilic acid. Bright red needles from alcohol. M. p. 176'. Calculated for C,,H,,N,O,: N, IO 44; found: N, 10.34. p-Di~thylaminop~nyla&etketodihyd~obenzmetoxaz~ne.-With excess of acetic anhydride, p-dimethylaminobenzylidene yields the corresponding oxazine when heated on the water-bath. Dark yellow crystals from xylol. M. p. 162'.

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