Accession Number : ADD013220

Title :   Method of Preparing 2-Keto-4,6,8,8-Tetramethyl-8,9-Dihydro-2H- Pyrano-(3,2-G)Quinoline, A Blue-Green Laser Dye.

Descriptive Note : Patent, Filed 5 Oct 81, patented 19 Apr 83,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s) : Atkins, Ronald L

Report Date : 19 Apr 1983

Pagination or Media Count : 2

Abstract : A laser dye, 2-keto-4,6,8,8-tetramethyl-8,9-dihydro-2H-pyrano(3,2-g) quinoline, is prepared by mixing m-aminophenol and ethyl acetoacetate and heating the mixture.

Descriptors :   *PATENTS, DYES, DYE LASERS, QUINOLINES, METHYL RADICALS

Subject Categories : Lasers and Masers
      Organic Chemistry

Distribution Statement : APPROVED FOR PUBLIC RELEASE