Dyes: from Nature to Aniline Part 2
by Donna Klein How Aniline Dyes Changed Fashion Thank a Scientist for Aniline Aniline was first isolated from indigo in 1826 by Otto Unverdorben. It was given its name in 1840 by Julius Fritzsche when he distilled indigo into an oil using caustic potash. But, it was a long way from being [...]