λmax (nm) Quinoid

Benzenoid

1) of AA/ANI

Polymer

512

413

535

520

419

410

348

298

306

308

298

300

4:1

3:1

2:1

1:1

1:3

O-anthranilic acid in acidic medium

O-anthranilic acid-co-aniline

O-anthranilic acid-co-aniline

O-anthranilic acid-co-aniline

O-anthranilic acid-co-aniline

O-anthranilic acid-co-aniline