2-Keto-4,6,8,8-Tetramethyl-8,9-Dihydro-2H-Pyrano-(3,2-g) Quinoline, A New Blue-Green Laser Dye.
DEPARTMENT OF THE NAVY WASHINGTON D C
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This invention provides a new dye, 2-keto-4,6,8,8-tetramethyl-8,9-dihydro-2H-pyrano 3,2-gquinoline and a method for its preparation. The method comprises the steps of mixing two readily available compounds, m-aminophenol and ethyl acetoacetate, and heating the mixture. The method appears suitable for use in the preparation of other similar quinolines. Author
- Organic Chemistry
- Lasers and Masers