| abstract |
A recording layer including a novel organic dye compound (I) for a high density optical recording medium is provided. The organic dye compound (I) has the following general chemical structural formula: n n n n n n n n n n n n wherein [A] + includes alkaline metal ion, n n n n n n n n n n n n n n wherein R 1 , R 2 , R 3 , R 4 , R 5 and R 6 each independently represent hydrogen, straight or branched C 1-8 alkyl, C 1-3 alkoxyl, halogen, nitro, benzyl group or substituted benzyl group wherein a substituent thereof is C 1-2 alkyl, C 1-2 alkoxyl, halogen or nitro. The organic dye compound (I) exhibits a maximum absorbance at a wavelength range of 400-550 nm. |