2,4-Quinolinedione, 1,2,3,4-tetrahydro-7-methoxy-1,3,3-trimethyl- 5-21-13-00150 (Beilstein Handbook Reference) 53207-47-9 7-Methoxy-1,3,3-trimethyl-1,2,3,4-tetrahydro-2,4-quinolinedione BRN 1469840