| 摘要 |
A method for producing polymethine dyes comprising the steps of: (a) reacting a 1,1-diaryl-2-metallo-ethene with an omega , omega ,-diaryl-polyalkene-aldehyde in an anhydrous solvent under an inert atmosphere; and (b) neutralizing the reaction mixture from step (a) with an acid, thereby producing a polymethine dye.
|
